Map of the Universe
Mars
Planet · Fourth planet from the Sun
About Mars
On 2026-01-01, the date the map shows, Mars was 1.43 AU from the Sun; sunlight takes 11.9 minutes to reach it.
It goes round the Sun once every 686.98 days, at an average distance of 1.524 AU.
It is about 6,779 km across.
The map lists it as a planet and shows it in the Solar System part of the map, drawn on the plane of Earth’s orbit (the ecliptic).
Key numbers
| Semi-major axis | 1.524 AU |
|---|---|
| Orbital period | 686.98 days |
| Eccentricity | 0.0935 |
| Inclination | 1.85° |
| Mass | 6.42 × 10²³ kg |
| Radius | 3,389.5 km |
| Day length | 24.7 h |
| Mean temperature | −65 °C |
| Distance from the Sun | 1.43 AU |
Where it is
Its place in the universe, from the inside out: Solar System › Orion–Cygnus Arm (Local Arm) › Milky Way › Local Group › Virgo Supercluster › Laniakea Supercluster › Observable universe.
Zoom out to see it in context: Inner planets, a view about 4 AU across.
From Wikipedia
Mars is the fourth planet from the Sun. It is also known as the "Red Planet", for its orange-red appearance. Mars is a desert-like rocky planet with a tenuous atmosphere that is primarily carbon dioxide.
Excerpt from the Wikipedia article Mars, licensed CC BY-SA 4.0.