In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

Scientists know that water exists on the moon. The Lunar Trailblazer will help them find it. Footage: NASA JPL/Caltech ...

Engaging articles, breathtaking images and expert knowledge ...

It’s neither fast nor food, but a spectacular object called HH 30 looks appetizing for astronomers in a new image from the ...

Is it a bird? Is it a plane? No, it's super Neptune! But this Superman-mimicking planet is not blasting through space on its own. It is being dragged along by its parent star.

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

NASA has released stunning images of mysterious colorful clouds drifting in the sky over Mars. Captured by NASA's Curiosity rover on January 17 over the course of 16 minutes, the images show ...

For most of history, the Moon was regarded as a mysterious and powerful object. Then scientists made it into a destination ...

Many photos McCarthy has taken of the space station in the past show the ship as a silhouette in Earth's shadow. This time he ...

Dave Limp tells Commercial Space Conference attendees what it's going to take to get back to the Moon and eventually Mars via ...

the PlaneWave CDK1000. and now it's also for those into serious star gazing. or if it's a stellar money pit. This is, Desired.

NASA astronaut Suni Williams was undertaking a repair on the ISS when she was photographed from Earth by an amateur astrophotographer ...