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

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

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

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 new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

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 ...

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

Astronomers have identified the most pristine star ever observed, located in the Milky Way's halo. This ancient star, with ...

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

By listening for ghostly radio echoes from the early Universe, scientists believe future Moon missions could determine what ...

Australia's SpIRIT nanosatellite is the first space telescope funded by the Australian Space Agency to carry a scientific ...

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