A NASA astronaut captured an image of a giant “red sprite” from space earlier this week, and the jellyfish-looking result is stunning. Nichole Ayers, an American astronaut currently aboard the ...

Some exoplanets in their stars' habitable zones may be distinctly uninhabitable due to solar flaring. Red dwarfs are known for powerful flaring, and since they're dim and their habitable zones are ...

Astronomers from Bulgaria and Egypt have performed multi-wavelength observations of a well-known blazar designated S5 ...

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With 20 players at 10-under or better and within 5 shots of 54-hole leader and defending champ Davis Thompson, it could be a ...

Just last month, a powerful solar storm lit up skies across the northern hemisphere, producing vivid auroras visible as far ...

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