Six planets will all be visible at once in the night sky this month, lined up across the sky—but one is set to disappear from ...

We haven’t seen the Red Planet this luminous in the night sky since 2022. Our astrotourism expert shares how and when to enjoy the show.

NASA has arrived at two ways of returning samples collected on Mars to Earth. Now, the agency will test the options to see if ...

On Jan. 13, bright Mars will disappear behind the full moon for several hours. It's the only lunar occultation of Mars ...

As Mars approaches opposition this month, it will become a dazzling spectacle in the night sky. See it at its best now, or ...

NASA sees two paths for saving its beleaguered plan to retrieve materials from the Red Planet but won’t choose between them ...

The exact mechanism behind Mars’ ubiquitous dust storms is little understood. But a recent discovery is an important step ...

From arachnid-like formations and mysterious blobs to an underground ocean and a giant volcano, here are our 10 favorite ...

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

"Springtime on Earth has lots of trickling as water ice gradually melts. But on Mars, everything happens with a bang," Serina ...

The Red Planet comes closest to Earth, disappears behind the Moon in an occultation, and finally reaches opposition in the ...

A very rare treat is about to grace Earth's night skies.