This star has a number of odd qualities, and may have had one of the most powerful explosions ever observed.
The drama of a total solar eclipse has astonished countless astronomers and amateurs, but few have channeled that astonishment as beautifully as artist Carol Prusa.
Two years ago today, a rare coast-to-coast total solar eclipse swept across the continental United States, briefly turning day into night for millions of spectators from Oregon to South Carolina.
A highly anticipated NASA mission to Jupiter's possibly life-supporting moon Europa remains on track for a mid-2020s launch.
A nearby, rocky exoplanet may be just a plain rock with no atmosphere — supporting a theory that planets orbiting small stars are more susceptible to lacking an atmosphere.
Researchers at LIGO and Virgo may have detected a gravitational-wave signal from the merger between a black hole and neutron star. This would be a major first.
A United Launch Alliance Vulcan Centaur rocket will send Astrobotic's Peregrine lander on its way toward Earth's nearest neighbor two years from now.
The National Space Council (NSC) will convene for the sixth time today morning (Aug. 20), and you can watch the proceedings live.
Are those cosmic wings? A new image of the Seagull Nebula shows a shape that looks just like a glittering gull in flight across the night sky.
America's largest impact crater wreaked havoc on the land and water. Scientists are just beginning to understand it.
Two galaxies are caught in a crazy cosmic dance, pulling at each other in a fresh image from the Hubble Space Telescope.
Arctic wildfires are becoming more frequent, and NASA is trying to find out how that will impact the surrounding population and the globe.
The latest Hubble image appears to capture a cosmic jellyfish floating in space, but in reality this structure is no living creature.
Season 3 of the Netflix hit series "Stranger Things" again shows the series' appreciation for science, giving a staple of quantum mechanics an important cameo.
The sun is the brightest object in our skies — but it wouldn't be if we could see incredibly energetic gamma-rays as well as visible light.
The Solar and Heliospheric Observatory (SOHO) observed a comet diving directly into the sun yesterday (Aug. 15).
Ground and space telescope missions plan to further explore exoplanets discovered by NASA's TESS spacecraft.
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