Auroras may be visible from Alaska to New York as an incoming solar storm could spark geomagnetic storm conditions overnight.

Studies of 15 M-type stars have revealed new insights into the potential presence of exoplanets. A new study led by ...

Skywatchers across the United States are in for a rare treat as back-to-back northern lights are forecast to light up the ...

Exploding stars V462 Lupi and V572 Velorum are best seen from the Southern Hemisphere. One has been spotted from the United States.

Astronomers have spotted another never-before-seen "nova" blaze to life in the night sky. This may be the first time that ...

A second nova has joined V462 Lupi in the sky, providing a brief window where both are visible at once without binoculars or ...

In an extraordinary celestial coincidence, two "new stars" —scientifically known as novae —are currently visible to the naked ...