27 relations: Astronomer, Astronomical unit, Astronomy & Astrophysics, Coronal mass ejection, Day, Didier Queloz, Doppler spectroscopy, Earth, Exoplanet, Gliese 436, Gliese 436 b, Gliese 581, Gliese 581 planetary system, Gliese 581c, Gliese 581e, Gliese 876, Gliese 876 d, Habitability of red dwarf systems, High Accuracy Radial Velocity Planet Searcher, Libra (constellation), Mercury (planet), Michel Mayor, Neptune, Publications of the Astronomical Society of the Pacific, Red dwarf, Science (journal), Stéphane Udry.
An astronomer is a scientist in the field of astronomy who concentrates their studies on a specific question or field outside the scope of Earth.
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The astronomical unit (symbol: au, ua, or AU) is a unit of length, roughly the distance from Earth to the Sun.
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Astronomy & Astrophysics is a peer-reviewed scientific journal covering theoretical, observational, and instrumental astronomy and astrophysics.
A coronal mass ejection (CME) is a significant release of plasma and magnetic field from the solar corona.
A day, a unit of time, is approximately the period of time during which the Earth completes one rotation with respect to the Sun (solar day).
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Didier Queloz (born February 23, 1966) is an astronomer with a prolific record in finding extrasolar planets in the Astrophysics Group of the Cavendish Laboratory, Cambridge, and also at the University of Geneva.
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Doppler spectroscopy (also known as the radial-velocity method, or colloquially, the wobble method) is an indirect method for finding extrasolar planets and brown dwarfs from radial-velocity measurements via observation of Doppler shifts in the spectrum of the planet's parent star.
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Earth is the third planet from the Sun and the only astronomical object known to harbor life.
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An exoplanet or extrasolar planet is a planet outside our solar system.
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Gliese 436 is a red dwarf approximately away in the zodiac constellation of Leo.
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Gliese 436 b (sometimes called GJ 436 b) is a Neptune-sized exoplanet orbiting the red dwarf Gliese 436.
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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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The Gliese 581 planetary system is the gravitationally bound system comprising the star Gliese 581 and the objects that orbit it.
Gliese 581c or Gl 581c is a planet orbiting within the Gliese 581 system.
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Gliese 581e or Gl 581e is an extrasolar planet orbiting within the Gliese 581 system, located approximately 20.4 light-years away from Earth in the Libra constellation.
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Gliese 876 is a red dwarf approximately 15 light-years away from Earth in the constellation of Aquarius.
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Gliese 876 d is an exoplanet approximately 15 light-years away in the constellation of Aquarius.
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The habitability of red dwarf systems is determined by a large number of factors from a variety of sources.
The High Accuracy Radial velocity Planet Searcher (HARPS) is a high-precision echelle planet finding spectrograph installed in 2002 on the ESO's 3.6m telescope at La Silla Observatory in Chile.
Libra is a constellation of the zodiac.
Mercury is the smallest and innermost planet in the Solar System.
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Michel G.E. Mayor (born 12 January 1942, Lausanne) is a Swiss astrophysicist and professor emeritus at the University of Geneva's Department of Astronomy.
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Neptune is the eighth and farthest known planet from the Sun in the Solar System.
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Publications of the Astronomical Society of the Pacific (often abbreviated as PASP in references and literature) is a monthly peer-reviewed scientific journal managed by the Astronomical Society of the Pacific.
A red dwarf (or M dwarf) is a small and relatively cool star on the main sequence, of M spectral type.
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Science, also widely referred to as Science Magazine, is the peer-reviewed academic journal of the American Association for the Advancement of Science (AAAS) and one of the world's top academic journals.
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Stéphane Udry (born 1961 in Sion, Switzerland) is an astronomer at the Geneva Observatory in Switzerland, whose current work is primarily the search for extra-solar planets.
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