About 50 light-years from Earth, a gas giant about half the mass of Jupiter orbits a sunlike star. The discovery of Pegasi 51 b ushered in a new era of exoplanet research.
Comprehensive guide to November 2025 night sky events, including visible planets Saturn, Jupiter, Venus and Mercury, the year’s brightest supermoon and peak meteor showers.
It's cold, it's dark, and there are monsters... get ready for the best space horror movies to watch right now.
Four hundred light-years away, a world twice the size of Jupiter glows like a forge. Now, thanks to the James Webb Space ...
Harvard astronomer Avi Loeb has argued at length that 3I/ATLAS — the third-ever interstellar object ever detected, currently ...
Find out what's up in your night sky during November 2025 and how to see it in this Space.com stargazing guide.
Why do all planets in our solar system orbit the Sun the same way? This documentary unravels the cosmic forces, from the ...