Launched in 2004, Nasa’s Swift Observatory is sinking faster than ever because of recent solar storms.
A three-armed spacecraft rocketed into orbit Friday and is on course to reach NASA’s Swift Observatory in about a month.
Fourth of July celebrations across the United States this weekend could be accompanied by light shows in the night skies, as ...
The outer solar system once seemed like a quiet backwater. But a glut of tiny, strange moons with unruly orbits are coming into view, revealing hints of a surprising past – and the origin of Saturn's ...
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 ...
The James Webb Space Telescope observed 13-billion-year-old light, using a closer galactic cluster like a magnifying glass. The work helps experts understand the universe’s earliest stars and mysterio ...
CAPE CANAVERAL — NASA is racing to save an aging telescope from falling back to Earth with a daring rescue mission. The $30 ...
Many places in the United States dazzle even the most jaded travelers. Here are 25 of the nation’s most beautiful places.
Swift has been circling Earth for 21 years. Without a rescue mission assembled in just nine months, it would burn up by ...
For more than two decades, NASA's Neil Gehrels Swift Observatory has acted as one of astronomy's fastest cosmic first ...
Explore one of North Carolina's most beautiful hidden waterfalls, where stunning natural beauty creates a fairytale-like ...