Solar System

Researchers created a satellite tracking system to track satellite streaks across the Arctic for the first time ever.

The moon is a key step in the journey of space exploration, but making it habitable brings up lots of questions around space law and policy

Sunspot region 4114 has done it again! This time unleashing a colossal X1.9 solar flare.

For centuries Mars has been called "the Red Planet" and there's a scientific reason why.

The monsterous 85-mile-wide comet C/2014 UN271 isn't just the largest icy rock in the Oort Cloud, it's the second most distant that is chemically active.

NASA's Terra satellite captured huge chunks of sea ice breaking apart in Canada's Amundsen Gulf.

"We know that daytime migratory insects use the sun, so testing the starry sky seemed an obvious thing to try."

The prolific flare factory doesn't look like stopping anytime soon.

China's human spaceflight agency just conducted a crucial pad abort test for its Mengzhou spacecraft as it continues toward its goal of putting boots on the moon before 2030.