Recreating artificial solar eclipses in space could help astronomers decipher the inner workings of our sun much quicker than ...

Grades 9-12 Learn about the cause of sunburns, in this video from NOVA’s Gross Science series. Sunlight is made up of many types of radiation: infrared, visible, and ultraviolet (UV). UV radiation can ...

NASA's Parker Solar Probe recorded an unprecedented plasma explosion in the Sun's corona, with a jet of particles blasting toward the star's surface. This rare event produced a sunward jet of plasma ...

NASA has spotted an intergalactic comet, named 3I/Atlas, that journeyed into our solar system. This icy snowball, the third interstellar object detect ...

Using a powerful telescope in Hawaii , the European Space Agency (ESA) has now captured the first video of 3I/ATLAS as it ...

A mysterious visitor from another solar system could be an alien spacecraft, according to a leading Harvard astronomer.