NASA's Swift Observatory is in peril. A last minute mission to save it could make spaceflight history. Here's everything to ...

NASA is preparing a robotic rescue mission to boost the falling Swift telescope, test satellite servicing, and avoid a costly ...

Optical telescopes have come a long way in the past two-and-a-half centuries — from homemade telescope of William Herschel to ...

NASA is racing to save its Swift telescope from falling back to Earth with a daring rescue mission. The salvage effort gets ...

If the number of satellites in Earth's orbit exceeds 100,000, humanity may lose its ability to study the universe from the ...

Here’s how to see the year’s most-intense meteor shower, a blood-red lunar eclipse and Saturn’s refreshed rings this summer.

The Dwarf Mini makes it as easy and intuitive as possible to start photographing the deep sky. It packs quite a punch ...

The European Southern Observatory warns that rapidly growing satellite constellations could disrupt Earth's most powerful ...

The groundbreaking Nancy Grace Roman Space Telescope is scheduled to launch from the Kennedy Space Center in Florida on Aug.

The journey is almost over for NASA’s next major space observatory, though its most important work has yet to begin. After ...

CAPE CANAVERAL — NASA is racing to save an aging telescope from falling back to Earth with a daring rescue mission. The $30 ...