Explore the solar system
Select an exploration mode, a planet, a moon or a activitie
Real-time explorations
Solar system
Explore space, navigate and visualize the different stars of the solar system by yourself, in real time.
ExploreEclipses
Solar eclipse
View the solar eclipse of August 26, 2026.
SeeLunar eclipse
View the lunar eclipse of March 3, 2026
SeePlanets
Mercury
Observation- Diameter : 4879.4 km |
- Average temperature : 167 ° |
- Sidereal day : 58,6458 jours |
- Revolution : 87.969 days |
- weight : 3,3011x10^23 kg
The planet closest to the Sun. Small and rocky, it experiences extreme temperature differences between day and night.
Venus
Observation- Diameter : 12103.6 km |
- Average temperature : 464 ° |
- Sidereal day : -243,023 jours |
- Revolution : 224.667 days |
- weight : 4.8675x10^24 kg
Almost twin to Earth in size, but covered with toxic clouds. It is the hottest planet in the solar system.
Earth
Observation- Diameter : 12756.274 km |
- Average temperature : 15 ° |
- Sidereal day : 23h 56min 4s |
- Revolution : 365.256363 days |
- weight : 5.9736x10^24 kg
The only planet known to be home to life. Largely covered with water and protected by a favorable atmosphere.
Mars
Observation- Diameter : 6792.4 km |
- Average temperature : -63 ° |
- Sidereal day : 24,622962 h |
- Revolution : 686.885 days |
- weight : 6,4185x10^23 kg
The red planet, famous for its iron-rich soil. It is home to the largest mountains and canyons in the solar system.
Jupiter
Observation- Diameter : 142984 km |
- Average temperature : -163 ° |
- Sidereal day : 9h 55min 27,3s |
- Revolution : 4332.01 days |
- weight : 1,8986x10^27 kg
The largest planet in the solar system. A gaseous giant with a tormented atmosphere, it has a famous storm: the Great Red Spot.
Saturn
Observation- Diameter : 120536 km |
- Average temperature : -191.9 ° |
- Sidereal day : 10h 33min |
- Revolution : 10754 days |
- weight : 5,6846x10^26 kg
Known for her beautiful rings made of ice and rock. She is a gas giant like Jupiter.
Uranus
Observation- Diameter : 51118 km |
- Average temperature : -216 ° |
- Sidereal day : -17,23992 h |
- Revolution : 30698 days |
- weight : 8,681x10^25 kg
Icy giant with a blue-green hue due to methane in its atmosphere. It is tilted to the side, which makes it unique.
Neptune
Observation- Diameter : 49528 km |
- Average temperature : -226 ° |
- Sidereal day : 16h 6,6min |
- Revolution : 60216.8 days |
- weight : 1,0243x10^26 kg
The planet furthest from the Sun. Very windy and cold, it has a beautiful blue color and intense storms.
Moons
Moon
Observation- Diameter : 3474.8 km |
- Average temperature : -73 ° |
- Sidereal day : 27.32 |
- Revolution : 27.321582 days |
- weight : 7,35x10^22 kg
The Moon is the only natural satellite of Earth. Visible in the night sky, it influences the tides
Ativities
Travel
Discover every planet with voice narration and realistic visualizations of the solar system
Sizes comparator
Observe and compare the real sizes of the planets and the sun.
Dezoom on the solar system
Dezoom starting from the center of the solar system to its extremity.
Ephemeris
Discover the positions of the planets of the solar system