The interstellar visitor may still have a few things to tell us before it leaves our solar system.
The 21st century is featuring a second space age that is increasingly private.
Baby stars, teenage planets, and disappearing icebergs are all featured this week. Plus, a look back at a New Horizons image ...
From new telescopes going online to another mission to the Moon, NASA has a lot of big changes coming in 2026. Here are some ...
After a string of dramatic failures, the huge Starship rocket from SpaceX had a fully successful test on Oct. 13, 2025. A couple more test flights, and SpaceX plans to launch it into orbit. A month ...
In 2026, astronauts will travel around the Moon for the first time since the Apollo era, powerful new space telescopes will ...
Sky Shorts author says Orion a favorite constellation, and shares key details to find and appreciate its beauty.
How Donald Trump tried to ground NASA’s science missions ...
NASA data reveals a dramatic blue glow from the ancient interstellar comet 3I/ATLAS. Discover why this 8-billion-year-old visitor is baffling astronomers now.
Interstellar comet 3I/ATLAS is tearing across the inner solar system at roughly 130,000 miles per hour, a speed that turns ...