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67 relations: Abundance of the chemical elements, Aliphatic compound, Apollo program, Aromaticity, Big Bang, Carbide, Carbon, Carbon planet, Chemical element, Cosmic dust, Cosmochemistry, Earth, Exoplanet, Formation and evolution of the Solar System, Glossary of meteoritics, Interplanetary dust cloud, Interstellar medium, Iron, Iron meteorite, List of Martian meteorites, List of rocks on Mars, Long Duration Exposure Facility, Luna programme, Lunar soil, Meteorite, Minor planet, Moon rock, Murchison meteorite, NASA, Natural abundance, Nature (journal), Nebular hypothesis, Nickel, Noble gas, Nucleosynthesis, Organic compound, Outline of space science, Oxygen, P. Buford Price, PAH world hypothesis, Planet, Planetary body, Planetary core, Planetary differentiation, Planetary system, Plutonium-244, Polycyclic aromatic hydrocarbon, Presolar grains, Radiometric dating, Radionuclide, ..., Science Daily, Silicate, Solar flare, Solar System, Solid-state nuclear track detector, Space.com, Spallation, Star, Star formation, Star system, Stardust (spacecraft), Stellar nucleosynthesis, Sun, Supernova nucleosynthesis, Terrestrial planet, Universe, Xenon. Expand index (17 more) »
Abundance of the chemical elements
The abundance of the chemical elements is a measure of the occurrence of the chemical elements relative to all other elements in a given environment.
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Aliphatic compound
In organic chemistry, hydrocarbons (compounds composed of carbon and hydrogen) are divided into two classes: aromatic compounds and aliphatic compounds (G. aleiphar, fat, oil) also known as non-aromatic compounds.
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Apollo program
The Apollo program, also known as Project Apollo, was the third United States human spaceflight program carried out by the National Aeronautics and Space Administration (NASA), which accomplished landing the first humans on the Moon from 1969 to 1972.
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Aromaticity
In organic chemistry, the term aromaticity is used to describe a cyclic (ring-shaped), planar (flat) molecule with a ring of resonance bonds that exhibits more stability than other geometric or connective arrangements with the same set of atoms.
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Big Bang
The Big Bang theory is the prevailing cosmological model for the universe from the earliest known periods through its subsequent large-scale evolution.
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Carbide
In chemistry, a carbide is a compound composed of carbon and a less electronegative element.
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Carbon
Carbon (from carbo "coal") is a chemical element with symbol C and atomic number 6.
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Carbon planet
A carbon planet is a theoretical type of planet that contains more carbon (''Z''.
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Chemical element
A chemical element is a species of atoms having the same number of protons in their atomic nuclei (that is, the same atomic number, or Z).
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Cosmic dust
Cosmic dust, also called extraterrestrial dust or space dust, is dust which exists in outer space, as well as all over planet Earth.
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Cosmochemistry
Cosmochemistry (from Greek κόσμος kósmos, "universe" and χημεία khemeía) or chemical cosmology is the study of the chemical composition of matter in the universe and the processes that led to those compositions.
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Earth
Earth is the third planet from the Sun and the only astronomical object known to harbor life.
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Exoplanet
An exoplanet or extrasolar planet is a planet outside our solar system.
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Formation and evolution of the Solar System
The formation and evolution of the Solar System began 4.6 billion years ago with the gravitational collapse of a small part of a giant molecular cloud.
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Glossary of meteoritics
This is a glossary of terms used in meteoritics, the science of meteorites.
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Interplanetary dust cloud
The interplanetary dust cloud, or zodiacal cloud, consists of cosmic dust (small particles floating in outer space) that pervades the space between planets in the Solar System and other planetary systems.
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Interstellar medium
In astronomy, the interstellar medium (ISM) is the matter and radiation that exists in the space between the star systems in a galaxy.
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Iron
Iron is a chemical element with symbol Fe (from ferrum) and atomic number 26.
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Iron meteorite
Iron meteorites are meteorites that consist overwhelmingly of an iron–nickel alloy known as meteoric iron that usually consists of two mineral phases: kamacite and taenite.
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List of Martian meteorites
This is a list of Martian meteorites i.e. meteorites that have been identified as having originated from Mars.
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List of rocks on Mars
This is an alphabetical list of named rocks (and meteorites) found on Mars, by mission.
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Long Duration Exposure Facility
NASA's Long Duration Exposure Facility, or LDEF (acronym pronounced "EL-deaf"), was a school bus-sized cylindrical facility designed to provide long-term experimental data on the outer space environment and its effects on space systems, materials, operations and selected spores' survival.
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Luna programme
The Luna programme (from the Russian word Луна "Luna" meaning "Lunar" or "Moon"), occasionally called Lunik or Lunnik by western media, was a series of robotic spacecraft missions sent to the Moon by the Soviet Union between 1959 and 1976.
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Lunar soil
Lunar soil is the fine fraction of the regolith found on the surface of the Moon.
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Meteorite
A meteorite is a solid piece of debris from an object, such as a comet, asteroid, or meteoroid, that originates in outer space and survives its passage through the atmosphere to reach the surface of a planet or moon.
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Minor planet
A minor planet is an astronomical object in direct orbit around the Sun (or more broadly, any star with a planetary system) that is neither a planet nor exclusively classified as a comet.
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Moon rock
Moon rock or lunar rock is rock that is found on the Earth's moon, or lunar material collected during the course of human exploration of the Moon.
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Murchison meteorite
The Murchison meteorite is a large meteorite that fell to earth near Murchison, Victoria, in Australia, in 1969.
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NASA
The National Aeronautics and Space Administration (NASA) is an independent agency of the executive branch of the United States federal government responsible for the civilian space program, as well as aeronautics and aerospace research.
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Natural abundance
In physics, natural abundance (NA) refers to the abundance of isotopes of a chemical element as naturally found on a planet.
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Nature (journal)
Nature is a British multidisciplinary scientific journal, first published on 4 November 1869.
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Nebular hypothesis
The nebular hypothesis is the most widely accepted model in the field of cosmogony to explain the formation and evolution of the Solar System (as well as other planetary systems).
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Nickel
Nickel is a chemical element with symbol Ni and atomic number 28.
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Noble gas
The noble gases (historically also the inert gases) make up a group of chemical elements with similar properties; under standard conditions, they are all odorless, colorless, monatomic gases with very low chemical reactivity.
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Nucleosynthesis
Nucleosynthesis is the process that creates new atomic nuclei from pre-existing nucleons, primarily protons and neutrons.
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Organic compound
In chemistry, an organic compound is generally any chemical compound that contains carbon.
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Outline of space science
The following outline is provided as an overview of and topical guide to space science: Space science encompasses all of the scientific disciplines that involve space exploration and study natural phenomena and physical bodies occurring in outer space, such as space medicine and astrobiology.
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Oxygen
Oxygen is a chemical element with symbol O and atomic number 8.
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P. Buford Price
Paul Buford Price, usually known as P. Buford Price, is a professor in the Graduate School at the University of California, Berkeley and a member of the National Academy of Sciences.
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PAH world hypothesis
The PAH world hypothesis is a speculative hypothesis that proposes that polycyclic aromatic hydrocarbons (PAH), known to be abundant in the universe, including in comets, and, as well, assumed to be abundant in the primordial soup of the early Earth, played a major role in the origin of life by mediating the synthesis of RNA molecules, leading into the RNA world.
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Planet
A planet is an astronomical body orbiting a star or stellar remnant that is massive enough to be rounded by its own gravity, is not massive enough to cause thermonuclear fusion, and has cleared its neighbouring region of planetesimals.
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Planetary body
A planetary body or planetary object is any secondary body in the Solar System that is geologically differentiated or in hydrostatic equilibrium and thus has a planet-like geology: a planet, dwarf planet, or the larger moons and asteroids.
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Planetary core
The planetary core consists of the innermost layer(s) of a planet; which may be composed of solid and liquid layers.
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Planetary differentiation
In planetary science, planetary differentiation is the process of separating out different constituents of a planetary body as a consequence of their physical or chemical behaviour, where the body develops into compositionally distinct layers; the denser materials of a planet sink to the center, while less dense materials rise to the surface, generally in a magma ocean.
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Planetary system
A planetary system is a set of gravitationally bound non-stellar objects in or out of orbit around a star or star system.
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Plutonium-244
Plutonium-244 (244Pu) is an isotope of plutonium that has a half-life of 80 million years.
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Polycyclic aromatic hydrocarbon
Polycyclic aromatic hydrocarbons (PAHs, also polyaromatic hydrocarbons or polynuclear aromatic hydrocarbons) are hydrocarbons—organic compounds containing only carbon and hydrogen—that are composed of multiple aromatic rings (organic rings in which the electrons are delocalized).
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Presolar grains
Presolar grains are interstellar solid matter in the form of tiny solid grains that originated at a time before the Sun was formed (presolar: before the Sun).
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Radiometric dating
Radiometric dating or radioactive dating is a technique used to date materials such as rocks or carbon, in which trace radioactive impurities were selectively incorporated when they were formed.
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Radionuclide
A radionuclide (radioactive nuclide, radioisotope or radioactive isotope) is an atom that has excess nuclear energy, making it unstable.
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Science Daily
Science Daily is an American website that aggregates press releases and publishes lightly edited press releases (a practice called churnalism) about science, similar to Phys.org and EurekAlert!.
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Silicate
In chemistry, a silicate is any member of a family of anions consisting of silicon and oxygen, usually with the general formula, where 0 ≤ x Silicate anions are often large polymeric molecules with an extense variety of structures, including chains and rings (as in polymeric metasilicate), double chains (as in, and sheets (as in. In geology and astronomy, the term silicate is used to mean silicate minerals, ionic solids with silicate anions; as well as rock types that consist predominantly of such minerals. In that context, the term also includes the non-ionic compound silicon dioxide (silica, quartz), which would correspond to x.
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Solar flare
A solar flare is a sudden flash of increased Sun's brightness, usually observed near its surface.
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Solar System
The Solar SystemCapitalization of the name varies.
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Solid-state nuclear track detector
A solid-state nuclear track detector or SSNTD (also known as an etched track detector or a dielectric track detector, DTD) is a sample of a solid material (photographic emulsion, crystal, glass or plastic) exposed to nuclear radiation (neutrons or charged particles, occasionally also gamma rays), etched, and examined microscopically.
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Space.com
Space.com is a space and astronomy news website.
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Spallation
Spallation is a process in which fragments of material (spall) are ejected from a body due to impact or stress.
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Star
A star is type of astronomical object consisting of a luminous spheroid of plasma held together by its own gravity.
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Star formation
Star formation is the process by which dense regions within molecular clouds in interstellar space, sometimes referred to as "stellar nurseries" or "star-forming regions", collapse and form stars.
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Star system
A star system or stellar system is a small number of stars that orbit each other, bound by gravitational attraction.
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Stardust (spacecraft)
Stardust was a 390 kilogram robotic space probe launched by NASA on 7 February 1999.
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Stellar nucleosynthesis
Stellar nucleosynthesis is the theory explaining the creation (nucleosynthesis) of chemical elements by nuclear fusion reactions between atoms within the stars.
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Sun
The Sun is the star at the center of the Solar System.
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Supernova nucleosynthesis
Supernova nucleosynthesis is a theory of the nucleosynthesis of the natural abundances of the chemical elements in supernova explosions, advanced as the nucleosynthesis of elements from carbon to nickel in massive stars by Fred Hoyle in 1954.
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Terrestrial planet
A terrestrial planet, telluric planet, or rocky planet is a planet that is composed primarily of silicate rocks or metals.
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Universe
The Universe is all of space and time and their contents, including planets, stars, galaxies, and all other forms of matter and energy.
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Xenon
Xenon is a chemical element with symbol Xe and atomic number 54.
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References
[1] https://en.wikipedia.org/wiki/Extraterrestrial_materials
