Astronomers have discovered that the sun had a close encounter with two blazingly hot massive stars around 4.4 million years ...

However, astronomers in Hawaii just spotted a pair of exciting discoveries — a huge exoplanet and a brown dwarf — using Japan ...

“The fact that we can now watch stars explode and immediately see the structure of the material being blasted into space is ...

For the first time, scientists have made a clear X-ray detection of chlorine and potassium in the wreckage of a star using ...

In this episode, Astronomy magazine Editor Emeritus Dave Eicher invites you to head out late in the evening of December 9 and ...

A new study revisits ancient Chinese records to explore whether a comet could explain the Star of Bethlehem described in ...

Stars form in massive clouds of gas called molecular clouds. As they form, they accrete gas from these clouds, and as the ...

Astronomers have captured unprecedented, detailed images of two stellar explosions—known as novae—within days of their ...

Space weather is notoriously hard to predict, but one forecast map shows parts of Indiana might see the northern lights low on the horizon Dec. 8.

Clues about how galaxies like our Milky Way form and evolve and why their stars show surprising chemical patterns have been ...

Drawing on the University of Arizona’s renowned strength in interferometry, astronomers from Steward Observatory are leading ...

A nova is a massive, temporary star explosion caused when a dense white dwarf star pulls material from a nearby star, setting ...