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

A full moon happens when the moon is directly opposite the sun from our perspective on Earth, fully illuminated by sunlight.

The night sky is the window to the rest of our universe but it’s also great for lovers. It’s great being in the dark with the ...

The night sky is the window to the rest of our universe, but it is also great for lovers. It is wonderful being in the dark with the one you love. Then you add a full moon in the sky to enhance ...

The night sky is the window to the rest of our universe but it’s also great for lovers. It’s great being in the dark with the ...

Tonight's full Snow Moon will have a royal companion as it rises alongside Regulus, a star nicknamed "Heart of the Lion", in ...

The full moon of February, known as the Snow Moon ... Join our Space Forums to keep talking space on the latest missions, night sky and more! And if you have a news tip, correction or comment ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The Blue Ghost ...

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 ...