Exoplanet

Artist's view gives an impression of how commonly planets orbit the stars in the Milky Way.[1]

The three known planets of the star HR8799, as imaged by the Hale Telescope. The light from the central star was blanked out by a vector vortex coronagraph.2MASS J044144 is a brown dwarf with a companion about 5–10 times the mass of Jupiter. It is not clear whether this companion object is a sub-brown dwarf or a planet.Coronagraphic image of AB Pictoris showing a companion (bottom left), which is either a brown dwarf or a massive planet. The data was obtained on 16 March 2003 with NACO on the VLT, using a 1.4 arcsec occulting mask on top of AB Pictoris.

An exoplanet or extrasolar planet is a planet that orbits a star other than the Sun. Over 2000 exoplanets have been discovered since 1988 (more specifically, 2108 planets in 1350 planetary systems, including 511 multiple planetary systems, have been confirmed, as of 20 April 2016).

单词	Exoring
释义	Exoring 英语百科 Exoplanet An exoplanet or extrasolar planet is a planet that orbits a star other than the Sun. Over 2000 exoplanets have been discovered since 1988 (more specifically, 2108 planets in 1350 planetary systems, including 511 multiple planetary systems, have been confirmed, as of 20 April 2016).
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Exoring

Exoplanet