The Wolf Moon will reach its peak fullness at 5:27 p.m. Eastern Time on January 13. It will rise in the sky about an hour ...

A switch to Mars would impact programs such as the moon-focused Space Launch System, a multibillion-dollar rocket that ...

The Red Planet will be at its closest point to Earth, also known as perigee, on Jan. 12 and will be exactly opposite the sun ...

An exploding budget and an unraveling schedule spell disappointment for NASA's mission to learn more about Mars's history.

Mars is known as the 'Red Planet.' Learn about its reddish hue, caused by iron oxide, its position as the fourth planet from ...

During this astronomical phenomenon, four planets will be visible to the naked eye in the first couple of hours after dark, ...

It’s a term used by astronomers to describe when Earth, Mars and the Sun align. When this happens, Earth sits directly ...

The moon performed a cosmic ballet with Mars this week.

Mars, once a planet abundant with water, now lies as a barren, arid expanse. Its surface features reveal a history where ...

Geologically, Mars is very reminiscent of the moon. But it also looks a lot like the Earth. It all depends on who you ask.

On Monday night you may have a chance to witness the moon obscuring the Red Planet at its brightest, as well as a comet’s ...

Key features to observe on the rusty-red surface of Mars include the canyon systems of Valles Marineris; the largest volcano ...