It’s not as easy as it may seem. There are also legal challenges. Schaub says you may be accused of stealing if you move a ...

The Juice mission is on its way to Jupiter, and it will be carrying out the first gravity assist around both Earth and the ...

In early November, a milestone in the history of human conflict appears to have been crossed. Israel’s Aerial Defense System shot down a surface-to-surface missile near the Red Sea, an Israeli ...

Special offer: Complimentary Access to PopSci+ for a limited time » ISS astronauts lost the crew lock bag during a seven-hour spacewalk. Thankfully, it only contained tethers and tool sockets.

Spacefaring countries have for decades been sending thousands upon thousands of satellites and other objects into orbit, where they have become an integral component of modern society. From ...

There are millions of pieces of space junk orbiting Earth these days, so what’s one more bit of detritus amidst the trash cloud? According to NASA’s recent spacewalk debriefing, International ...