For the first time in history, NASA’s Parker Solar Probe has flown through a region of the Sun where explosive magnetic ...

An "interstellar object" discovered only last month is hurtling through the Solar System at an unprecedented 210,000 ...

Astronomers have spotted a new comet, moving on a trajectory that indicates that it whizzed into our solar system from interstellar space and is just passing through. It's only the third time ...

A comet from an entirely different solar system is flying through ours, NASA says Mary Walrath-Holdridge USA TODAY ...

The new image, which shows Earth along with an even smaller point of light coming from the moon, harkens back to Carl Sagan's ...

NASA scientists have confirmed that a mysterious object shooting toward us through the solar system is an "interstellar object" — only the third of its kind ever seen.