In reality, a green rim is there at every sunset. It's just usually so thin, and so brief (a second or two), that our eyes ...
The Bennu asteroid, a space rock not too far from Earth that is rich in carbon, continues to be a trove of information for ...
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The Geminids are one of the best meteor showers of the year—and the weirdest. Here’s how to see them
This December's dazzling display comes from a strange asteroid with comet-like behavior—and a tail of debris that astronomers ...
Clues about how galaxies like our Milky Way form and evolve and why their stars show surprising chemical patterns have been ...
Tyson’s ultimate goal was to image large swathes of the sky, measuring how galaxies’ shapes distorted as their light ...
New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.
A newly-detected spinning galaxy filament is reshaping our understanding of cosmic structure, gas flows, and the origins of ...
A remarkably clean gravitational-wave detection has confirmed long-standing predictions about black holes, including ...
Auroras may be visible from Alaska to Illinois as an incoming coronal mass ejection is expected to slam into Earth.
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