SpaceX is wrapping up the latest chapter in its commercial human spaceflight endeavors with the return of Fram2. The mission ...

Imminent loss of NASA's Aura and Canada's SCISAT will severely diminish scientists’ ability to monitor ozone-depleting substances in the stratosphere.

An emotional rescue for America came via the first U.S. artificial satellite. Explorer 1 was boosted into space by the Army ...

Every issue is packed with photo tips, kit reviews and inspiration ...

The launch of Nila, our very first satellite was very emotional as well as nerve wracking. We tried to calm ourselves by ...

Right after launching, a bunch of satellites heading to join the megaconstellation looks like a string of moving stars going up in the sky. Within a week or so, they reach a higher elevation and are ...

A trio of classified Russian satellites, called Kosmos, has sparked intrigue in space-tracking circles after an unidentified ...

The great Russian physicist and Nobel laureate Lev Landau once remarked that "cosmologists are often in error, but never in doubt." In studying the history of the universe itself, there is always a ...

The Webb Space Telescope has captured pictures of the asteroid that caused a stir earlier this year when it topped Earth's ...

Hello, Antarctica. Unlike previously anticipated, from 460 km above, it is only pure white, no human activity is visible.” ...

A long-simmering disagreement over the universe’s present-day expansion rate shows no signs of resolution, leaving experts ...