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The entire wiki reimagined as a visual magazine with video discovery · Watch your interests come alive
WikiVisually
The entire wiki reimagined as a visual magazine with video discovery · Watch your interests come alive
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Planetary system
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A planetary system consists of a set of non-stellar bodies which are gravitationally bound to and in orbit of a star or star system. Generally speaking, such systems will include planets, and may incl
An artist's concept of a planetary system
An artist's concept of a planetary system
Heliocentric model of the Solar System in Copernicus' manuscript
Heliocentric model of the Solar System in Copernicus' manuscript
Illustration of the dynamics of a proplyd
Illustration of the dynamics of a proplyd
Protoplanetary discs observed with the Very Large Telescope.
Protoplanetary discs observed with the Very Large Telescope.
Exoplanet
Videos
An exoplanet or extrasolar planet is a planet outside the Solar System. The first confirmed detection of an exoplanet was in 1992 around a pulsar, and the first detection around a main-sequence star w
Planetary system
…host, or parent, star, as is the case with the Solar System being named after "Sol" (Latin for sun). As of 23 April 2026, there are 6,416 confirmed exoplanets in 4,809 planetary systems, with 1,061 systems having more than one planet. Debris disks are known to be common while other objects are more difficult…
Comparison of the size of exoplanets orbiting Kepler-37 to Mercury, Mars and Earth
Comparison of the size of exoplanets orbiting Kepler-37 to Mercury, Mars and Earth
Exoplanet HIP 65426b is the first discovered planet around star HIP 65426.
Exoplanet HIP 65426b is the first discovered planet around star HIP 65426.
Coronagraphic image of AB Pictoris showing a companion (bottom left), which is either a brown dwarf or a massive planet. The data were obtained on 16
Coronagraphic image of AB Pictoris showing a companion (bottom left), which is either a brown dwarf or a massive planet. The data were obtained on 16 March 2003 with NACO on the VLT, using a 1.4 arcsec occulting mask on top of AB Pictoris.
The three known planets of the star HR 8799, as imaged by the Hale Telescope. The light from the central star was blanked out by a vector vortex coron
The three known planets of the star HR 8799, as imaged by the Hale Telescope. The light from the central star was blanked out by a vector vortex coronagraph.