Looking for a sky event this week? Check out our full Sky This Week column. 1 Ceres is passing close to the 5th-magnitude ...

Witnessing a meteor, or \"shooting star,\" is a dazzling event caused by tiny space rocks burning up in Earth's atmosphere.

The star is known as SDSS J0715-7334. It is a red giant star in the halo of the Large Magellanic Cloud. The metallicity of this star is so low that even the most distant, most primordial galaxies ...

Comets SWAN and Lemmon will both swing by Earth and appear bright in the sky near the end of October. Here’s how to see them.

A mysterious space object named 2023 KQ14, nicknamed “Ammonite,” challenges theories about the mysterious and possible Planet ...

Now, astronomers have found a star that may be as close as we’ve ever come to witnessing one of the primordial stars. Known ...

Astronomers have recently uncovered an extraordinary star, SDSS J0715-7334, which may be the most “pristine” object ever ...

Space scientists look back on three decades of exoplanet discoveries—from rows of massive ‘super-Earths‘ to worlds with ...

Astronomers using the James Webb Space Telescope may have found the universe’s first “dark stars.” Within the first few hundred million years after the Big Bang, the universe’s earliest stars took ...

The early universe was already warm before reionization, revealing that the first stars did not flicker on in an icy cosmos.

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