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87 relations: A Message from Earth, A Simple Response to an Elemental Message, Across the Universe (message), Aleksandr Leonidovich Zaitsev, Altair, American Association for the Advancement of Science, Andrew Siemion, Andromeda (constellation), Aquila (constellation), Arecibo message, Arecibo Observatory, Aries (constellation), Associated Press, BBC News, Berkeley SETI Research Center, Boötes, Brown dwarf, Cancer (constellation), Canis Major, Cassiopeia (constellation), Cetus, Communication protocol, Cosmic Call, Cosmos, Cygnus (constellation), David Brin, David Grinspoon, Delphinus, Douglas Vakoch, Draco (constellation), Extraterrestrial life, Frank Drake, Frequency-shift keying, Gemini (constellation), GJ 526, Gliese 581, Gliese 777, Gliese Catalogue of Nearby Stars, H. Paul Shuch, HD 10307, HD 126053, HD 193664, HD 76151, Hello from Earth, Henry Draper Catalogue, Hercules (constellation), Hipparcos, Hydra (constellation), Iván Almár, João Pedro de Magalhães, ..., Kappa1 Ceti, Kardashev scale, L 1159-16, Libra (constellation), Lone Signal, Luyten's Star, Messier 13, Morse Message (1962), National Space Development Agency of Japan, Orion (constellation), Pioneer plaque, Polaris, Robert Freitas, RuBisCo Stars, Sagitta, San Marino Scale, Search for extraterrestrial intelligence, Seth Shostak, SETI Institute, SETIcon, Soviet Union, Spica, Teegarden's Star, Teen Age Message, The New York Times, University of California, Berkeley, Ursa Major, Ursa Minor, Virgo (constellation), Vladimir Lenin, Wow! signal, Zoo hypothesis, 15 Sagittae, 16 Cygni, 37 Geminorum, 47 Ursae Majoris, 55 Cancri. Expand index (37 more) »
A Message from Earth
A Message from Earth (AMFE) is a high-powered digital radio signal that was sent on 9 October 2008 towards Gliese 581c, a large terrestrial extrasolar planet orbiting within the Gliese 581 system.
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A Simple Response to an Elemental Message
A Simple Response to an Elemental Message (ASREM) was an Interstellar Radio Message (IRM) consisting primarily of 3775 worldwide responses to this initiative's posed question; "How will our present, environmental interactions shape the future?" This transmission also features a smaller 'Honorary Mention' text archive and a series of images of Earth.
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Across the Universe (message)
Across the Universe is an interstellar radio message (IRM) consisting of the song "Across the Universe" by The Beatles that was transmitted on 4 February 2008, at 00:00 UTC by NASA in the direction of the star Polaris.
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Aleksandr Leonidovich Zaitsev
Aleksandr Leonidovich Zaitsev (Александр Леонидович Зайцев; born May 19, 1945) is a Russian and Soviet radio engineer and astronomer from Fryazino.
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Altair
Altair, also designated Alpha Aquilae (α Aquilae, abbreviated Alpha Aql, α Aql), is the brightest star in the constellation of Aquila and the twelfth brightest star in the night sky.
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American Association for the Advancement of Science
The American Association for the Advancement of Science (AAAS) is an American international non-profit organization with the stated goals of promoting cooperation among scientists, defending scientific freedom, encouraging scientific responsibility, and supporting scientific education and science outreach for the betterment of all humanity.
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Andrew Siemion
Andrew Patrick Vincent Siemion is an astrophysicist and director of the Berkeley SETI Research Center.
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Andromeda (constellation)
Andromeda is one of the 48 constellations listed by the 2nd-century Greco-Roman astronomer Ptolemy and remains one of the 88 modern constellations.
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Aquila (constellation)
Aquila is a constellation on the celestial equator.
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Arecibo message
The Arecibo message is a 1974 interstellar radio message carrying basic information about humanity and Earth sent to globular star cluster M13 in the hope that extraterrestrial intelligence might receive and decipher it.
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Arecibo Observatory
The Arecibo Observatory is a radio telescope in the municipality of Arecibo, Puerto Rico.
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Aries (constellation)
Aries is one of the constellations of the zodiac.
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Associated Press
The Associated Press (AP) is a U.S.-based not-for-profit news agency headquartered in New York City.
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BBC News
BBC News is an operational business division of the British Broadcasting Corporation (BBC) responsible for the gathering and broadcasting of news and current affairs.
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Berkeley SETI Research Center
The Berkeley SETI Research Center (BSRC) conducts experiments searching for optical and electromagnetic transmissions from intelligent extraterrestrial civilizations.
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Boötes
Boötes is a constellation in the northern sky, located between 0° and +60° declination, and 13 and 16 hours of right ascension on the celestial sphere.
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Brown dwarf
Brown dwarfs are substellar objects that occupy the mass range between the heaviest gas giant planets and the lightest stars, having masses between approximately 13 to 75–80 times that of Jupiter, or approximately to about.
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Cancer (constellation)
Cancer is one of the twelve constellations of the zodiac.
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Canis Major
Canis Major is a constellation in the southern celestial hemisphere.
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Cassiopeia (constellation)
Cassiopeia is a constellation in the northern sky, named after the vain queen Cassiopeia in Greek mythology, who boasted about her unrivalled beauty.
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Cetus
Cetus is a constellation.
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Communication protocol
In telecommunication, a communication protocol is a system of rules that allow two or more entities of a communications system to transmit information via any kind of variation of a physical quantity.
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Cosmic Call
Cosmic Call was the name of two sets of interstellar radio messages that were sent from RT-70 in Yevpatoria, Crimea in 1999 (Cosmic Call 1) and 2003 (Cosmic Call 2) to various nearby stars.
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Cosmos
The cosmos is the universe.
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Cygnus (constellation)
Cygnus is a northern constellation lying on the plane of the Milky Way, deriving its name from the Latinized Greek word for swan.
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David Brin
Glen David Brin (born October 6, 1950) is an American scientist and author of science fiction.
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David Grinspoon
David H. Grinspoon (born 1959) is an American astrobiologist.
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Delphinus
Delphinus (Eng. U.S.) Eng.
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Douglas Vakoch
Douglas Vakoch (born June 16, 1961) is an American search for extraterrestrial intelligence (SETI) researcher, psychologist, and president of METI (Messaging Extraterrestrial Intelligence), a nonprofit research and educational organization devoted to transmitting intentional signals to extraterrestrial civilizations.
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Draco (constellation)
Draco is a constellation in the far northern sky.
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Extraterrestrial life
Extraterrestrial life,Where "extraterrestrial" is derived from the Latin extra ("beyond", "not of") and terrestris ("of Earth", "belonging to Earth").
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Frank Drake
Frank Donald Drake (born May 28, 1930) is an American astronomer and astrophysicist.
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Frequency-shift keying
Frequency-shift keying (FSK) is a frequency modulation scheme in which digital information is transmitted through discrete frequency changes of a carrier signal.
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Gemini (constellation)
Gemini is one of the constellations of the zodiac.
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GJ 526
GJ 526 (Lalande 25372, Wolf 498) is a red dwarf star in the northern constellation of Boötes.
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Gliese 581
Gliese 581 is a star of spectral type M3V (a red dwarf) at the center of the Gliese 581 planetary system, about 20 light years away from Earth in the Libra constellation.
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Gliese 777
Gliese 777, often abbreviated as Gl 777 or GJ 777, is a yellow subgiant approximately 52 light-years away in the constellation of Cygnus.
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Gliese Catalogue of Nearby Stars
The Gliese Catalogue of Nearby Stars is a modern star catalogue of stars located within 25 parsecs (81.54 ly) of the Earth.
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H. Paul Shuch
H.
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HD 10307
HD 10307 (HR 483) is a binary star in the constellation Andromeda.
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HD 126053
HD 126053 is the Henry Draper Catalogue designation for a star in the equatorial constellation of Virgo.
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HD 193664
HD 193664 is the Henry Draper Catalogue designation for a star in the northern constellation of Draco.
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HD 76151
HD 76151 is a G-type main sequence star in the constellation of Hydra.
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Hello from Earth
Hello From Earth (HFE) is an Interstellar Radio Message (IRM).
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Henry Draper Catalogue
The Henry Draper Catalogue (HD) is an astronomical star catalogue published between 1918 and 1924, giving spectroscopic classifications for 225,300 stars; it was later expanded by the Henry Draper Extension (HDE), published between 1925 and 1936, which gave classifications for 46,850 more stars, and by the Henry Draper Extension Charts (HDEC), published from 1937 to 1949 in the form of charts, which gave classifications for 86,933 more stars.
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Hercules (constellation)
Hercules is a constellation named after Hercules, the Roman mythological hero adapted from the Greek hero Heracles.
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Hipparcos
Hipparcos was a scientific satellite of the European Space Agency (ESA), launched in 1989 and operated until 1993.
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Hydra (constellation)
Hydra is the largest of the 88 modern constellations, measuring 1303 square degrees.
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Iván Almár
Iván Almár (born April 21, 1932 in Budapest) is a Hungarian astronomer.
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João Pedro de Magalhães
João Pedro de Magalhães is a Reader in aging at the University of Liverpool.
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Kappa1 Ceti
Kappa1 Ceti (κ1 Cet, κ1 Ceti) is a yellow dwarf star approximately 30 light-years away in the equatorial constellation of Cetus.
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Kardashev scale
The Kardashev scale is a method of measuring a civilization's level of technological advancement, based on the amount of energy a civilization is able to use for communication, proposed by Russian astrophysicist Nikolai Kardashev.
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L 1159-16
L 1159-16 is a red dwarf in the northern constellation of Aries.
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Libra (constellation)
Libra is a constellation of the zodiac.
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Lone Signal
Lone Signal was a crowdfunded active SETI project designed to send messages from Earth to an extraterrestrial civilization.
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Luyten's Star
Luyten's Star (GJ 273) is a red dwarf in the constellation Canis Minor located at a distance of approximately from the Sun.
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Messier 13
Messier 13 (M13), also designated NGC 6205 and sometimes called the Great Globular Cluster in Hercules or the Hercules Globular Cluster, is a globular cluster of several hundred thousand stars in the constellation of Hercules.
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Morse Message (1962)
In 1962 a radio message in Morse code was transmitted from the Evpatoria Planetary Radar (EPR) and directed to the planet Venus.
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National Space Development Agency of Japan
The of Japan, or NASDA, was a Japanese national space agency established on October 1, 1969 under the National Space Development Agency Law only for peaceful purposes.
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Orion (constellation)
Orion is a prominent constellation located on the celestial equator and visible throughout the world.
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Pioneer plaque
The Pioneer plaques are a pair of gold-anodized aluminium plaques which were placed on board the 1972 Pioneer 10 and 1973 Pioneer 11 spacecraft, featuring a pictorial message, in case either Pioneer 10 or 11 is intercepted by extraterrestrial life.
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Polaris
Polaris, designated Alpha Ursae Minoris (Ursae Minoris, abbreviated Alpha UMi, UMi), commonly the North Star or Pole Star, is the brightest star in the constellation of Ursa Minor.
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Robert Freitas
Robert A. Freitas Jr. (born 1952) is a nanotechnology scientist.
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RuBisCo Stars
RuBisCo Stars is an interstellar radio message sent from the Arecibo radio telescope on November 7, 2009.
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Sagitta
Sagitta is a dim but distinctive constellation in the northern sky.
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San Marino Scale
The San Marino Scale is a suggested scale for assessing risks associated with deliberate transmissions from Earth aimed to possible extraterrestrial intelligent life.
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Search for extraterrestrial intelligence
The search for extraterrestrial intelligence (SETI) is a collective term for scientific searches for intelligent extraterrestrial life, for example, monitoring electromagnetic radiation for signs of transmissions from civilizations on other planets.
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Seth Shostak
Seth Shostak (born July 20, 1943) is an American astronomer, currently Senior Astronomer for the SETI Institute and former Director of Center for SETI Research when it was a separate department.
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SETI Institute
The SETI Institute is a not-for-profit research organization whose mission is to explore, understand, and explain the origin and nature of life in the universe, and to apply the knowledge gained to inspire and guide present and future generations.
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SETIcon
SETIcon was a public convention organized by the SETI Institute and held twice in Santa Clara, California.
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Soviet Union
The Soviet Union, officially the Union of Soviet Socialist Republics (USSR) was a socialist state in Eurasia that existed from 1922 to 1991.
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Spica
Spica, also designated Alpha Virginis (α Virginis, abbreviated Alpha Vir, α Vir), is the brightest star in the constellation of Virgo and the 16th brightest star in the night sky.
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Teegarden's Star
Teegarden's Star (SO J025300.5+165258, 2MASS J02530084+1652532, LSPM J0253+1652) is an M-type red dwarf in the constellation Aries, about 12 light-years from the Solar System.
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Teen Age Message
The Teen Age Message (TAM) was a series of interstellar radio transmissions sent from the Yevpatoria Planetary Radar to six solar-type stars during August–September 2001.
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The New York Times
The New York Times (sometimes abbreviated as The NYT or The Times) is an American newspaper based in New York City with worldwide influence and readership.
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University of California, Berkeley
The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California) is a public research university in Berkeley, California.
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Ursa Major
Ursa Major (also known as the Great Bear) is a constellation in the northern sky, whose associated mythology likely dates back into prehistory.
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Ursa Minor
Ursa Minor (Latin: "Lesser Bear", contrasting with Ursa Major), also known as the Little Bear, is a constellation in the Northern Sky.
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Virgo (constellation)
Virgo is one of the constellations of the zodiac.
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Vladimir Lenin
Vladimir Ilyich Ulyanov, better known by the alias Lenin (22 April 1870According to the new style calendar (modern Gregorian), Lenin was born on 22 April 1870. According to the old style (Old Julian) calendar used in the Russian Empire at the time, it was 10 April 1870. Russia converted from the old to the new style calendar in 1918, under Lenin's administration. – 21 January 1924), was a Russian communist revolutionary, politician and political theorist.
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Wow! signal
The Wow! signal was a strong narrowband radio signal received on August 15, 1977, by Ohio State University's Big Ear radio telescope in the United States, then used to support the search for extraterrestrial intelligence.
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Zoo hypothesis
The zoo hypothesis speculates as to the assumed behavior and existence of technically advanced extraterrestrial life and the reasons they refrain from contacting Earth and is one of many theoretical explanations for the Fermi paradox.
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15 Sagittae
15 Sagittae (15 Sge) is a 6th magnitude star in the constellation Sagitta.
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16 Cygni
16 Cygni or 16 Cyg is the Flamsteed designation of a triple star system approximately 69 light-years away from Earth in the constellation of Cygnus.
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37 Geminorum
37 Geminorum is a star located at the northwest part of the northern zodiac constellation of Gemini.
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47 Ursae Majoris
47 Ursae Majoris (abbreviated 47 UMa), also named Chalawan (ชาละวัน), is a yellow dwarf star approximately 46 light-years from Earth in the constellation of Ursa Major.
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55 Cancri
55 Cancri (abbreviated 55 Cnc) is a binary star approximately 41 light-years away from the Sun in the constellation of Cancer.
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Redirects here:
Message to Extra-Terrestrial Intelligence, Message to Extraterrestrial Intelligence, Messages to extraterrestrial intelligence, Messaging Extra-Terrestrial Intelligence, Messaging Extra-terrestrial Intelligence, Messaging Extraterrestrial Intelligence, Messaging to Extra-Terrestrial Intelligence, Messaging to Extra-terrestrial Intelligence, Messaging to Extraterrestrial Intelligence, Messaging to Extraterrestrial Intelligence (METI), Positive SETI.
References
[1] https://en.wikipedia.org/wiki/Active_SETI
