Revisiting old data from Voyager 2, scientists have worked out how a dense, shocked region of the solar wind could have ...

With J.R.R. Tolkien's high-fantasy world of Middle-earth being so far removed from our own, it's easy to get so caught up in what's on the map itself that we rarely even think about what's not on it.

Voyager 1, NASA’s deep-space probe, could soon become the first spacecraft to reach a historic milestone. In November 2026, ...

With major eclipses, brilliant supermoons, and lineups of five or more planets, 2026 offers something awe-inspiring in every season. Here’s what to watch for.