Of all the things to worry about, the explosion of our sun is perhaps one of the least pressing. The Earth has seen five massive extinction events, and it's therefore natural to wonder whether we, as ...

Since the spring of 2010, NASA’s Solar Dynamics Observatory (SDO) has been has been shooting continuous photos of the sun, once every 12 seconds in 10 different wavelengths. The results are gorgeous.

Comet 3I/ATLAS was expected to come within 130 million miles of the sun on Oct. 30. For the time being, 3I/ATLAS will remain on the opposite side of the sun from Earth, making it impossible to observe ...