James Webb is now slated for a 2021 launch—only a bajillion years late.

Mary Beth Griggs at 09:39 AM Jun 28 2018

Close your eyes and picture what the Earth looks like. You're probably picturing a circle, mostly blue thanks to the ...

Kendra Pierre-Louis at 10:00 AM Jun 6 2017

A supermassive black hole lurks at the center of our galaxy, but we've never seen it. We know it's there, and that ...

Sarah Fecht at 11:22 AM Apr 7 2017

It's still on Earth for the next two years, but the James Webb Space Telescope turned around to face the world this ...

Samantha Cole at 11:00 AM Oct 7 2016

The dramatic announcement that a small rocky planet might exist in the nearest star system to the sun, Alpha ...

Charles Q. Choi at 10:52 AM Aug 26 2016

Five years, $180 million, and 500 meters after starting, the Chinese Academy of Sciences put the final panel into ...

Samantha Cole at 10:42 AM Jul 6 2016

There are secrets space can't keep. When the National Reconnaissance Office launched an object into space earlier ...

Kelsey D. Atherton at 12:47 PM Jun 24 2016
 
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