Happy 25th Birthday Hubble! Amazing Pics of the Telescope’s Construction

If it weren’t for the Hubble telescope, our selection of dope images for lock screens and desktop backgrounds would be far scantier. Thankfully, NASA’s omnipresent orbiter has been snapping celestial photos for a good quarter century—but its construction actually began way earlier, back in the late 70s, continuing… » 4/25/15 5:00am Yesterday 5:00am

The Universe's Largest Galaxies Rotted From the Inside Out 

Littered across the cosmos are massive, dead galaxies, containing roughly half the stars in the known Universe. Much about these cosmic graveyards remains a mystery, but a study published yesterday in Science study offers additional insight into their death: They rotted from the inside out. » 4/20/15 5:43pm Monday 5:43pm

Watch How Close SpaceX's Falcon9 Rocket Came To A Successful Landing

Yesterday's failed attempt by SpaceX to land Falcon9 on a sea barge marked another setback in the company's attempt to build a reusable rocket. But a newly released video shows just how close the rocket came to making a successful landing. They're definitely getting closer. » 4/16/15 11:51am 4/16/15 11:51am

This Elevation Map Of Mars Makes The Red Planet Much More Colorful

In this brand new map of the Ares Vallis region of Mars, released by the German space agency DLR, you can see the true differences in height between the high and low parts of our neighboring planet. The highest parts, expressed in red, are about 4000 meters (2.4 miles) above the lowest parts, in blue. » 4/15/15 9:00am 4/15/15 9:00am