"The planet gets in the way from the point of view of any one spacecraft, so we had to spread them around the planet to look ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, astronomers detected a strange, fast-moving object racing toward the Sun. Named ...

To their surprise, when the model was allowed to run under these conditions, a tachocline emerged on its own. Even more revealing, the simulations showed that the magnetic fields produced in the ...

A triple threat of spacecraft will launch later this month to study the influence of the Sun that causes space weather events ...

NASA's Parker Solar Probe has flown into the Sun's corona. Structures known as coronal streamers and the Milky Way can be ...

A new image shows the growing tail of a comet from another star system streaking across our solar system. The image of comet ...

Archaeologists uncover 59 sealed mummy coffins at Saqqara, Egypt, many believed to hold the remains of ancient priests. This ...

A giant S-shape structure, around 10 times wider than Earth, recently appeared in the center of the sun, moments before our ...

UC Santa Cruz applied mathematicians produced the first self-consistent models of the Sun’s tachocline incorporating the ...

The James Webb Space Telescope captured an unprecedented look inside a vibrant and glittering cluster of newborn stars ...

“There is no evidence of microbes on Mars today, but if any had been present on ancient Mars, they too might have reduced ...