A distant star-killing supernova could have bombarded Earth with radiation strong enough to shift the course of evolution.

A stunning Hubble image showcases a spiral galaxy seemingly intertwined with a nearby star—but looks can be deceiving! This ...

The legendary Hubble Space Telescope has turned its gaze to the Ursa Major-adjacent galaxy UGC 5460, revealing spiral arms, ...

Explosions in the sky and explosions on land are literally worlds apart. A supernova and a land mine explosion don't seem ...

Sometimes deep space can seem like a cold, uncaring place fully removed from the dramas unfolding on the planet Earth.

Astronomers have detected mysterious X-ray signals coming from a nearby white dwarf star for more than 40 years. We may now ...

Simulated stellar explosions show that massive early stars could have created plentiful water for future stars and planets to ...

New simulations suggest that habitable worlds could have begun forming only 200 million years after the big bang ...

Radio astronomers see what the naked eye can't. As we study the sky with telescopes that record radio signals rather than ...

The vast realm probed by radio astronomers is one invisible to the naked eye, and even most kinds of telescopes. Now, thanks ...

A new study analyzing iron-60 found in the lakebed suggests that the explosion of a ‘nearby’ supernova may be responsible ... with the remnants of exploded star stuff filling the area around ...