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 ...

Everything you need to know about the full “Wolf Moon,” including exactly when, where and how to see it at its best from ...

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

NASA Administrator Bill Nelson left a final decision on a new mission architecture to the next NASA administrator working ...

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

Alinda is one of the five largest near-Earth asteroids, coming closer than 9.3 million miles until the year 2200.

The agency is starting down two different paths toward the samples' return, but only one will bring the red rocks home.

The soil samples collected by the Mars rover Perseverance are to be scientifically examined on Earth. The costly return ...

A stunning celestial event will soon grace the night skies, offering a rare opportunity for stargazers in the United States ...