A robotic spacecraft called LINK will soon tug the telescope to a higher orbit.

CAPE CANAVERAL, Florida — A three-armed spacecraft rocketed into orbit Friday to rescue a NASA telescope that’s in danger of ...

The spacecraft will use its thrusters to gradually lift the telescope, reducing the risk of damage during the maneuver.

A three-armed spacecraft rocketed into orbit Friday to rescue a NASA telescope that’s in danger of crashing back to ...

Flagstaff-based Katalyst Space Technologies launched a spacecraft to capture and boost NASA’s Swift telescope, keeping it in orbit and operating.

The Swift telescope has been affected by recent solar storms and is sinking faster than ever, heading toward Earth. A NASA ...

A three-armed spacecraft rocketed into orbit Friday to rescue a NASA telescope that’s in danger of crashing back to Earth.

NASA is preparing an unusual mission to save one of its most productive observatories before it runs out of time. The NASA satellite Neil Gehrels Swift Observatory, which was launched in 2004, has ...

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For more than a century, cosmic rays have remained one of astronomy’s lingering puzzles. These tiny particles move through space carrying extraordinary amounts of energy, arriving from distant corners ...

Informed by science from the Smithsonian Astrophysical Observatory and astronomers worldwide, this “documentary that you can walk through” visualizes the cosmos in a 3-D introduction to the universe ...