Not all stars are created equally. Astronomers believe that the first stars to form after the Big Bang were mostly made of ...

You’ve likely heard both terms – astronomy and astrology – used when we talk about the sky, stars, and planets. But did you know they are not the same and are completely different sciences? In this ...

The low carbon levels are particularly interesting, as previously discovered “pristine” or metal-poor stars generally ...

Even before the first stars lit up the Universe, the Cosmos was not the cold place most researchers once imagined. New ...

In May 2019, astronomers picked up something strange in the fabric of spacetime. The LIGO and Virgo detectors recorded a ...

Astronomers have discovered what could be the biggest known black hole in the universe. “This is amongst the top 10 most massive black holes ever discovered, and quite possibly the most massive,” ...

If ultimately true, the universe will reach its maximum size around 11 billion years from now. At that point, physics (and ...

Aug. 1 is Women Astronomers Day, highlighting the historical achievements of women in astronomy. The designation honors the birthdate, in 1818, of Maria Mitchell, the first American woman astronomer ...

Astronomers from the University of Hawaii’s Institute for Astronomy have identified a new category of events that they found to be much more powerful than gamma-ray bursts, called extreme nuclear ...

Astronomers hunting for evidence of the light from the first stars and galaxies have found that the universe was warm, rather than cold, before it "lit up." ...