Sometimes, in order to support an idea, you first have to discredit alternative, competing ideas that could take resources ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

On June 14 and 16, technicians installed solar panels onto NASA's Nancy Grace Roman Space Telescope, one of the final steps ...

Prime Video is developing "Steven Universe: Lars of the Stars," a sequel to the Cartoon Network animated show. Series creator Rebecca Sugar announced the news at Annecy Film Festival.

Steven Universe is getting a new sequel series, Lars of the Stars, and we've got first details and comments from Rebecca Sugar.

For photographer Ryan Imperio, the October 2023 solar eclipse ushered in a rare opportunity to capture the progression of Baily's beads.

The size of the solar system is defined by the volume of space over which the sun’s influence exceeds those of other nearby stars in the Milky Way galaxy.

These drift through the frigid outermost reaches of the Solar System at distances of up to 200,000 AU (approximately 3 Light Years).

“Steven Universe” is full of witty jokes, lovable characters, catchy songs, and dazzling backdrops that every child can enjoy.

In celebration of 'Steven Universe' turning 10, creator Rebecca Sugar discusses Garnet's wedding, unseen Gems and the possibility of a series revival.

The cold and mysterious Oort cloud at the edge of our solar system may be hiding a rogue exoplanet, new research suggests.