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36 relations: Astronomy & Astrophysics, Brown dwarf, Cambridge University Press, Constellation, Corona, Deuterium, Flare star, Gaia (spacecraft), Georgia State University, Gliese 229, H band (infrared), Helium-3, Hydrogen, International Astronomical Union, Jupiter, K band (infrared), Lepus (constellation), Light-year, Main sequence, Milky Way, Monthly Notices of the Royal Astronomical Society, Nuclear fusion, Orbital eccentricity, Orbital inclination, Planet, Red dwarf, Solar mass, Solar radius, Space Telescope Science Institute, Stellar kinematics, Stellar magnetic field, Stellar rotation, Substellar companion, Super-Neptune, Teide 1, X-ray.
Astronomy & Astrophysics
Astronomy & Astrophysics is a peer-reviewed scientific journal covering theoretical, observational, and instrumental astronomy and astrophysics.
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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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Cambridge University Press
Cambridge University Press (CUP) is the publishing business of the University of Cambridge.
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Constellation
A constellation is a group of stars that are considered to form imaginary outlines or meaningful patterns on the celestial sphere, typically representing animals, mythological people or gods, mythological creatures, or manufactured devices.
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Corona
A corona (Latin, 'crown') is an aura of plasma that surrounds the Sun and other stars.
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Deuterium
Deuterium (or hydrogen-2, symbol or, also known as heavy hydrogen) is one of two stable isotopes of hydrogen (the other being protium, or hydrogen-1).
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Flare star
A flare star is a variable star that can undergo unpredictable dramatic increases in brightness for a few minutes.
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Gaia (spacecraft)
Gaia is a space observatory of the European Space Agency (ESA) designed for astrometry: measuring the positions and distances of stars with unprecedented precision.
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Georgia State University
Georgia State University (commonly referred to as Georgia State, State, or GSU) is a public research university in downtown Atlanta, Georgia, United States.
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Gliese 229
Gliese 229 (also written as Gl 229 or GJ 229) is a red dwarf about 19 light years away in the constellation Lepus.
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H band (infrared)
In infrared astronomy, the H band refers to an atmospheric transmission window centred on 1.65 micrometres with a Full width at half maximum of 0.35 micrometresIan McClean, Electronic Imaging in Astronomy, Second Edition, Springer, 2008.
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Helium-3
Helium-3 (He-3, also written as 3He, see also helion) is a light, non-radioactive isotope of helium with two protons and one neutron (common helium having two protons and two neutrons).
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Hydrogen
Hydrogen is a chemical element with symbol H and atomic number 1.
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International Astronomical Union
The International Astronomical Union (IAU; Union astronomique internationale, UAI) is an international association of professional astronomers, at the PhD level and beyond, active in professional research and education in astronomy.
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Jupiter
Jupiter is the fifth planet from the Sun and the largest in the Solar System.
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K band (infrared)
In infrared astronomy, the K band is an atmospheric transmission window centered on 2.2 μm (in the near-infrared 136 THz range).
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Lepus (constellation)
Lepus is a constellation lying just south of the celestial equator.
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Light-year
The light-year is a unit of length used to express astronomical distances and measures about 9.5 trillion kilometres or 5.9 trillion miles.
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Main sequence
In astronomy, the main sequence is a continuous and distinctive band of stars that appear on plots of stellar color versus brightness.
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Milky Way
The Milky Way is the galaxy that contains our Solar System.
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Monthly Notices of the Royal Astronomical Society
Monthly Notices of the Royal Astronomical Society (MNRAS) is a peer-reviewed scientific journal covering research in astronomy and astrophysics.
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Nuclear fusion
In nuclear physics, nuclear fusion is a reaction in which two or more atomic nuclei come close enough to form one or more different atomic nuclei and subatomic particles (neutrons or protons).
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Orbital eccentricity
The orbital eccentricity of an astronomical object is a parameter that determines the amount by which its orbit around another body deviates from a perfect circle.
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Orbital inclination
Orbital inclination measures the tilt of an object's orbit around a celestial body.
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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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Red dwarf
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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Solar mass
The solar mass is a standard unit of mass in astronomy, equal to approximately.
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Solar radius
Solar radius is a unit of distance used to express the size of stars in astronomy.
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Space Telescope Science Institute
The Space Telescope Science Institute (STScI) is the science operations center for the Hubble Space Telescope (HST; in orbit since 1990) and for the James Webb Space Telescope (JWST; scheduled to be launched in March 2021).
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Stellar kinematics
In astronomy, stellar kinematics is the observational study or measurement of the kinematics or motions of stars through space.
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Stellar magnetic field
A stellar magnetic field is a magnetic field generated by the motion of conductive plasma inside a star.
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Stellar rotation
Stellar rotation is the angular motion of a star about its axis.
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Substellar companion
Substellar companion is a generic term for an astronomical body orbiting a star.
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Super-Neptune
A super-Neptune is an astronomical object that is more massive than the planet Neptune.
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Teide 1
Teide 1 was the first brown dwarf to be verified, in 1995.
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X-ray
X-rays make up X-radiation, a form of electromagnetic radiation.
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Redirects here:
GJ 229A, GJ 229Ab, GJ 229B, Gliese 229 A, Gliese 229 Ab, Gliese 229 B, Gliese 229 Solar System, Gliese 229 b, Gliese 229A, Gliese 229B, Glieser 229.
References
[1] https://en.wikipedia.org/wiki/Gliese_229
