Neptune is way, way out there, orbiting the Sun some 2.8 billion miles away. That’s likely why a new analysis of some old ...

Seven planets will align in a rare "parade" on Friday, Feb. 28, 2025. Here's tips to get the best viewing possible.

Astronomers have discovered two exoplanets around TOI-1453, a star about 250 light years away. These two exoplanets, a ...