Why it's so special: These odd, fan-like features on the surface of Mars are geysers of gas and dust near the planet's south ...

Related: Hundreds of black 'spiders' spotted in mysterious 'Inca City' on Mars in new satellite photos The amount of carbon dioxide on Mars varies depending on how the planet is angled relative to ...

We take from La Nature the annexed engraving of the planet Mars and its second satellite, as the same appeared through the great telescope at the observatory of Paris, at 10:15 P.M., on August 37 ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Frozen sand dunes sit locked in place in Mars' northern hemisphere, stuck until the spring ...

Why it's so special: These odd, fan-like features on the surface of Mars are geysers of gas and dust near the planet's south pole that are visible only in springtime on the Red Planet. This image ...