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planets and satellites click to hear : planets and satellites

Planets, dwarf planets and plutoids orbit the Sun, satellites orbit the planets. They are represented from left to right from the Sun, based on their relative sizes.
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Sun Jupiter Io Europa Callisto Ganymede Mercury Venus Earth Moon Phobos Mars Deimos Saturn Titan Uranus Pluto Charon Triton Neptune Rhea Dione Tethys Mimas Oberon Titania Umbriel Ariel Miranda Iapetus

Sun click to hear : Sun

Star around which the planets gravitate; represents over 99.8% of the total mass of the solar system.

Jupiter click to hear : Jupiter

Fifth planet from the Sun, also the largest; Jupiter is 1,330 times the size of Earth.

Io click to hear : Io

Satellite of Jupiter; the celestial body with the greatest number of active volcanoes.

Europa click to hear : Europa

Satellite of Jupiter; displays a surface layer of ice that might cover liquid water.

Callisto click to hear : Callisto

Satellite of Jupiter; its heavily cratered surface indicates that Callisto is very old.

Ganymede click to hear : Ganymede

Satellite of Jupiter; the largest natural satellite in the solar system; its glacial surface is thought to cover an ocean and a mantle.

Mercury click to hear : Mercury

The planet closest to the Sun; devoid of atmosphere, heavily cratered and marked by extreme variations in temperature (-185°C to 425°C).

Venus click to hear : Venus

Second planet from the Sun; its density and chemical composition are similar to those of Earth.

Earth click to hear : Earth

Third planet from the Sun, inhabited by humankind; up to now, the only planet with evidence of life.

Moon click to hear : Moon

Earth’s only natural satellite; devoid of water and atmosphere and characterized by a highly uneven surface.

Phobos click to hear : Phobos

Satellite of Mars; slightly larger than Deimos, Phobos features a large crater named Stickney.

Mars click to hear : Mars

Fourth planet from the Sun; its crust contains iron oxide, giving Mars its reddish color.

Deimos click to hear : Deimos

Satellite of Mars; one of the smallest natural satellites in the solar system, its surface displays numerous craters.

Saturn click to hear : Saturn

Sixth planet from the Sun, also the second largest planet; Saturn is encircled by rings forming a band about 200,000 km in diameter.

Titan click to hear : Titan

Saturn’s largest satellite, 1.5 times the diameter of the Moon.

Uranus click to hear : Uranus

Seventh planet from the Sun, also the third largest planet; Uranus is composed mainly of rock, ice and hydrogen and features 11 rings.

Pluto click to hear : Pluto

Discovered in 1930, it was long considered the ninth planet of the solar system. Since 2008, it has been classified as a plutoid.

Charon click to hear : Charon

Pluto’s only satellite; almost equal in size and mass to the planet itself.

Triton click to hear : Triton

Neptune’s largest satellite; together with Pluto, Triton is the coldest object in the solar system.

Neptune click to hear : Neptune

Eighth planet from the Sun; its atmosphere, composed of hydrogen, helium and methane, gives Neptune its bluish color. Features four rings.

Rhea click to hear : Rhea

Satellite of Saturn; its cratered surface is covered with ice as hard as rock.

Dione click to hear : Dione

Satellite of Saturn; its cratered surface features ice deposits.

Tethys click to hear : Tethys

Satellite of Saturn thought to be composed of ice; visible on its surface is an immense impact crater named Odysseus.

Mimas click to hear : Mimas

Satellite of Saturn; features a crater named Herschel spanning one-third of its surface.

Oberon click to hear : Oberon

The most distant satellite of Uranus; its craters are often surrounded by light rays.

Titania click to hear : Titania

The largest satellite of Uranus; its surface displays numerous valleys and faults.

Umbriel click to hear : Umbriel

Satellite of Uranus; its heavily cratered surface is very dark.

Ariel click to hear : Ariel

Satellite of Uranus; its cratered surface is composed of numerous long valleys and extremely high escarpments.

Miranda click to hear : Miranda

Satellite of Uranus whose surface is cratered in places; displays vast expanses of arêtes and furrows.

Iapetus click to hear : Iapetus

Satellite of Saturn featuring a bright side composed of ice and a dark side composed of unknown matter.