Sierra Space, the company behind the in-development Dream Chaser spaceplane, announced a technology center expansion that will allow it to scale its solar power systems manufacturing. The $45 ...

British energy company Space Solar announced it successfully tested an in-space assembly method for its upcoming satellites.

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Just weeks after Sierra Space Corp. publicly launched operations at a manufacturing facility in Centennial, the aerospace ...

Solar System Planets. Astronomy articles on the eight planets, plus the two dwarf planets, Pluto and Eris. Great pictures of everything in the solar system. Updated daily.

The Voyager probes we sent from Earth back in the 70s found an incredible 'wall of fire' at the edge of our solar system ...

Experts know from past experiments that djerfisherite can be created when potassium-rich fluids and iron-nickel sulfides ...

Explore the future of energy at the International Conference on Energy from Space 2025, focusing on space solar power.

In the outer reaches of our solar system, far beyond the orbit of Pluto, lies Sedna, one of the most mysterious objects ever ...

The icy giant is more than 10 times the size of any known comet, according to the National Radio Astronomy Observatory.

In the latest shutdown, the cosmic ray subsystem experiment on Voyager 1 and Voyager 2’s low-energy charged particle ...