Researchers say aliens aren't causing Tabby’s Star to dim after all
Dust is the more likely explanation.
Arecibo is monitoring potentially hazardous near-earth asteroid
The world's second-largest radio telescope is back online after Hurricane Maria.
NASA's James Webb telescope is one step closer to launch
The telescope has undergone rigorous testing ahead of its launch next year.
First observed interstellar object is a speedy, cigar-shaped asteroid
It has been traveling for hundreds of millions of years.
Astronomers just measured a whole lot more than gravitational waves
Researchers around the world are collecting troves of new data from this latest event.
Long-delayed Thirty Meter Telescope gets the go-ahead, for now
Protesters vow to keep fighting its construction.
NASA pushes James Webb Space Telescope launch to Spring 2019
The integration of its spacecraft parts could delay liftoff by up to eight months.
Hurricane Maria wreaks havoc on Arecibo radio telescope
It's compounding an already terrible situation.
Scientists want to explore asteroids with a fleet of nanoprobes
Researchers presented a mission plan today at the European Planetary Science Congress.