NASA's infrared telescope SPHEREx captured stunning images of interstellar comet 3I/ATLAS as it exited the solar system.

Six of the planets of our solar system will be aligned in February for a spectacular sky show. Here’s where and when you can ...

New infrared observations reveal that the rare interstellar visitor known as comet 3I/ATLAS has dramatically brightened ...

A legal effort to derail NV Energy’s attempt to change the way it calculates customers’ bills will be heard in Clark County ...

Comet 3I/ATLAS is not just another icy visitor cutting across the night sky. As it hurtles through the inner solar system, ...

Close to the sun, the solar wind, a steady stream of charged particles, accelerates until it cannot turn back. During a record pass about 3.8 million miles above the surface, Parker Solar Probe ...

Outer space contains more incredible phenomenons and unsolved mysteries than anywhere else—and we think it's just fascinating ...

Astronomers at the University of Alabama in Huntsville may have found the closest evidence yet of a hidden clump of dark matter near the Sun. Led by astrophysicist Sukanya Chakrabarti, the research ...

Astronomers propose that an ultra-dense clump of exotic dark matter could be masquerading as the powerful object thought to ...

Solar flares and geomagnetic storms can have very significant effects on satellites, airplanes and GPS and electrical systems ...

Astronomers have strengthened long-standing predictions that massive runaway stars could have originated in binary pairs, and ...

Ancient Scottish rocks prove Earth had seasons and climate cycles even during Snowball Earth period despite near total ...