Construction starts on the world's largest optical telescope
The Extremely Large Telescope has been years in the making.
The search for a habitable second Earth
We’ve never had a better chance of finding extraterrestrial life -- if it exists.
ICYMI: Control D-ing this show
Cue the Sarah McLachlan songs
NASA’s Juno mission discovers Jupiter is really weird
Like really freaking weird.
Rocket Lab nails first orbital rocket launch from a private pad
It's the first of three test flights the company wants to do this year.
Listening to starlight: Our ongoing search for alien intelligence
If ET is out there, he's doing a great job hiding from us.
SpaceX begins test-firing parts of its biggest rocket
As Elon Musk says, the launch is 'guaranteed to be exciting.'
NASA probe on a fast track to reach metallic asteroid
The Psyche mission will launch one year early, in 2022, and arrive four years ahead of schedule.
Boeing is building DARPA's new hypersonic space plane
The XS-1 will make it possible to launch satellites at a moment's notice.