Hubble space telescope spots the farthest known star
It's 100 times farther away than the previous record.
Video offers peek at ultra-wide Large Synoptic Survey Telescope
Its 3.2-gigapixel camera is the largest ever.
Researchers observe the first known interstellar comet
Its path suggests it couldn't have been trapped by the Solar System.
Stephen Hawking makes his doctoral thesis available online
He's taking advantage of modern technology to spark an interest in space.
Astronomers just measured a whole lot more than gravitational waves
Researchers around the world are collecting troves of new data from this latest event.
Scientists may have found a Neptune-sized alien moon
It would be the first proof that exoplanets have companions.
Stars can turn into black holes without a supernova
Our assumptions about star death might be misguided.
Construction starts on the world's largest optical telescope
The Extremely Large Telescope has been years in the making.
Live look at the 'alien megastructure' star may solve mysteries
It's a rare chance to look at the star's strange behavior while it's happening.