Astronaut Don Pettit took this stunning photo of a nearby comet from the International Space Station ...

When the ride opened on Jan. 15, 1975, an Apollo moonwalker was its first passenger, NASA's insignia was on display and Space ...

When some of the biggest stars reach the end of their lives, they explode in spectacular supernovas and leave behind ...

The newly discovered "blazar," which has a mass equal to 700 million suns, is the oldest of its kind ever seen and changes ...

New observational data from the James Webb Space Telescope and simulation models have confirmed a new type of planet unlike ...

India on Thursday became the fourth country to successfully achieve an unmanned docking in space, a feat seen as pivotal for ...

Blue Origin has launched its massive new rocket on its first test flight. Thursday’s liftoff from Florida carried an ...

So I grabbed my camera, ran outside, and looked up just as Mars was supposed to emerge from the Moon's curved horizon. Seen ...

A tiny asteroid loitering in a near-Earth orbit for a few months last year may have an intriguing origin on our moon. Its ...

"There are still many things related to planetary formation and the early evolution of young planetary systems that we don't ...

India’s successful space docking achievement positions ISRO as a key player in the global space exploration arena, setting ...

A couple of popular science experts have made the same point to prove that the Flat Earth theory is a bunch of malarkey. It's ...