Space News

NASA MAVEN (Mars Atmosphere and Volatile Evolution) mission scientists have uncovered a key puzzle piece in understanding certain types of auroras on Mars, finding that they form in a similar way to Earth-based auroras.

The Perseid summer light show is back-and viewing conditions are especially promising for the Northern Hemisphere.

Air-breathing electric propulsion could help satellites explore a new frontier, one that lies quite close to our planet.

Composing some 85% of the universe's total mass, dark matter betrays its presence only through gravity, unlike ordinary matter. Yet through new research published in Physical Review D, a team led by David Dunsky of N...

A naked-eye view of the sun's outer atmosphere is the reason eclipse chasers travel the world. Here's what it may look like on Aug. 12.

Boston College scientists have determined that a newly discovered meteorite from Mars is 1.27 billion years old and derived from a previously unsampled, pristine source on the Red Planet. The study is published in the jo...

What shape is an asteroid? For (44) Nysa, the honest answer until now has been that nobody knew. It is one of the brightest and largest E-type asteroids in the main belt, a class with a surface rich in enstatite, and its...

From first contact to totality and beyond, this is what will happen during each stage of the Aug. 12 total solar eclipse.

APOD Science APOD APOD: 2026 August 9 - Todays APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of...