Latest about space
NASA solves 44-year-old mystery of why Jupiter's Io is so volcanically active
Io is the most volcanically active world in our solar system. Now, NASA scientists have revealed how and why.
What is the universe expanding into if it's already infinite?
The universe is constantly expanding, but how do scientists think about what it's expanding into?
100th woman in space, Emily Calandrelli, stands up to 'small men' on the internet: 'I should have expected this.'
The astronaut and MIT engineer's monumental milestone was marred by misogyny: "Instead of being on cloud nine, I’m crying in my seat."
'Cataclysmic' solar storm hit Earth around 2687 years ago, ancient tree rings reveal
If this colossal solar storm hit our technologically advanced world the effects would have been devastating.
Massive, 'potentially hazardous' asteroid due to make closest-ever approach to Earth tonight — and you can watch it live
The stadium-sized asteroid 2020 XR is due to make its closest approach to Earth on record early on Dec. 4, and the encounter will be livestreamed for everyone to see.
Moon landing quiz: How quickly can you name all 12 Apollo astronauts that walked on the moon?
An astronaut walks on the moon with a rover behind them
Constellations quiz: Can you name all the animals, objects and mythological figures hiding in the night sky?
Think you know your constellations? See how many star groups you can name in 10 minutes and try to top the leaderboard.
Black hole quiz: How supermassive is your knowledge of the universe?
Black holes have captivated scientists for more than a century. How well do you know these supermassive wonders of the universe?
Where would a compass point in outer space?
On Earth, the magnetic field of our planet points a compass north, but in space, things are a bit more complicated.
Students' 'homemade' rocket soars faster and farther into space than any other amateur spacecraft — smashing 20-year records
Aftershock II, a new rocket built by students at the University of Southern California, recently broke a number of 20-year-old amateur spaceflight records for altitude, power and speed. It reached more than 470,000 feet above Earth's surface and went "hypersonic."
