NASA Is Studying How to Replace Mirrors in Its Telescopes With Glitter

Space telescope Hubble and its successor, the James Webb Space Telescope are made with huge, expensive mirrors. And that can be a problem when you’re paying to launch the thing into space. So instead of one big mirror, how about thousands, or even millions, of tiny ones? In other words, how about glitter? » 4/15/15 7:40pm Wednesday 7:40pm

Now You Can See How Close to Perfect the SpaceX Landing Was

Yes, it’s true that yesterday SpaceX failed to land the first stage of its Falcon 9 rocket on a drone barge in the ocean. But it wasn’t exactly a crash landing, like last year’s attempt. In fact, it was a nearly perfect landing — until the rocket began to tilt and fall over. This video shows you how close they came.
» 4/15/15 6:10pm Wednesday 6:10pm

That Time the US Accidentally Nuked Britain’s First Satellite

When it comes to nations with a long and rich history of space travel and exploration, Britain isn’t normally a country that comes to most people’s minds. However, they were the third country in the world to operate a satellite in orbit. It’s just a shame America ended up accidentally killing it just a few… » 4/15/15 8:00am Wednesday 8:00am

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. » 4/14/15 10:30pm Tuesday 10:30pm

The Checklist Of What Had To Go Wrong For Apollo 13 To Fail Is Insane

Apollo 13 is often called a "successful failure" because of the way NASA managed to turn the situation around and successfully bring the astronauts home. But just how did the failure happen in the first place? Through a perfect storm of incredibly unlikely, but aligned, events. » 4/13/15 10:30pm Monday 10:30pm

Here's What The Night Sky Would Have Looked Like 10 Billion Years Ago

Our sun has only been around for 4.5 billion years — which means it missed the cute early years of the Milky Way galaxy. If you were standing on a planet 10 billion years ago, when the Milky Way was relatively young, the night sky would have looked very different. » 4/09/15 11:07pm 4/09/15 11:07pm