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The following graphics are computer-generated images of objects in low Earth orbit that are currently being tracked. Orbital debris points...
A strange formation resembling a bear's face was captured on the surface red planet by NASA's Mars Reconnaissance Orbiter last...
A recently discovered comet will make its closest approach to Earth this week. Sky detectives can see the comet, named...
Bizarre moment a shark "pushes" at an 8-year-old boy as he boards a boat with trout on the Great Barrier...
Depending on the weather, early Tuesday morning may be the best viewing opportunity. This image provided by Dan Bartlett shows...
Artist's concept of NASA's Lucy spacecraft at an asteroid. Credit: NASA
Physicists have proposed a new explanation for dark energy. It can shed insights into the interdependence between quantum field theory...
Scientists say they've found a space rock from the ages in Antarctica - an extremely rare meteorite that contains some...
Update at 11 a.m. ET: SpaceX has pushed back the launch of its next Starlink mission to January 30, a...