The Earth is four and a half billion years old, so why they started appearing then is unknown, as is the mechanism to make ...

A 66-foot asteroid exploded over Chelyabinsk, Russia in 2013 with a flash brighter than the Sun, but the shockwave arrived about 90 seconds later, smashing windows and injuring roughly 1,500 people.

A Jupiter-size exoplanet orbiting a dead star baffled astronomers. But the planet named WD 1856 b could preview the fate of ...

A gas giant planet called WD 1856b, orbiting the burned-out core of a dead, sun-like star. And in a new study published today ...

Blue Origin CEO Dave Limp says the root cause of the May explosion remains unknown, with early analysis pointing to the aft section of the first stage.

Messenger, a free browser game from Abeto, is winning over players with its cozy atmosphere, relaxing mail delivery gameplay and charming tiny planet. With no downloads, ads or battle passes, the ...

Picture a world squeezed into the shape of a lemon by forces so violent they would shred almost anything else in the universe. Its sky is choked with black soot, and when those clouds grow heavy ...

Astronomers have spent more than a century searching for a hidden world beyond Neptune, first called Planet X and now often known as Planet 9. In 2016, researchers Mike Brown and Konstantin Batygin ...

Shortly after dawn, or what would have been dawn in a normal sky, Mr. Artur Sammler with his bushy eye took in the books and papers of his West Side bedroom and suspected strongly that they were the ...

The long-running economics show on NPR is mining whimsical product experiments for content (and revenue) in a financially challenging environment. By Reggie Ugwu Like many anxious party hosts before ...

Starcloud is a startup that’s racing to build massive data centers in space that supporters say could limit the strain artificial intelligence is placing on terrestrial electric grids. But the fate of ...