The supposed "strange signals" were not mysterious at all, but commonly observed transit signals, according to NASA.

Realising that our solar system isn’t like most others out there has helped astronomers rewrite the story of how it formed ...

Astronomers found an iron bar in the Ring Nebula that doesn't match any known stellar phenomenon. Scientists can't explain ...

Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...

"It's like watching a cosmic volcano erupt again after ages of calm — except this one is big enough to carve out structures ...

A powerful flare has unleashed a severe solar storm that could cause auroras and satellite disruptions on Earth.