The iridescent cloud reveals new clues about ice formation in the Martian atmosphere (no little green men, sorry).

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Blue Ghost will spend the next 16 days in lunar orbit, if all goes to plan. It will conduct additional engine burns to circularize its path around Earth's nearest neighbor, then attempt a landing in ...

The Falcon 9 rocket, which lifted off from Vandenberg Air Force Base, took flight during evening twilight, when light from ...

The impact on the oceans if the Moon disappeared would be much smaller tides, about one-third the size of what they are now. Tides churn up material in the oceans, which allows coastal ecosystems to ...

Look up this week for February’s full snow moon and to catch the last glimpse of a visible parade of planets in the night sky ...

For as long as humanity has gazed skyward, the moon has been more than just a celestial body - it has been a mirror for our ...

Rumors of a space nuke made geopolitical tensions extend into orbit. Amid an Escalating Arms Race in Space with Russia and ...

Rumors of a Russian space nuke, along with other satellite-targeting weapons, have made geopolitical tensions extend into ...

Sky News can exclusively reveal that the consortium led by Nikesh Arora, the chief executive of Palo Alto Networks, and including Google's Sundar Pichai and Microsoft's Satya Nadella, saw off ...

Once the sun goes down on Monday, Feb. 3, six planets and the moon will line up across the California night sky. Mars, Jupiter, Venus and Saturn will be visible to the naked eye, while Neptune and ...