See that bright object in the sky? That’s Andromeda – the closest major galaxy to our Milky Way and the most distant thing ...

Galaxy clusters are formed by a dense packing of many galaxies, making them the most massive structures in the universe.

A new study shows how Milky Way chemical tracks emerge from shifting star formation and gas supply, reshaping ideas about the ...

From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet ...

The last quarter moon is on January 10, and new moon is on January 18. The waxing crescent moon is just above Saturn on ...

The Milky Way was once a textbook example of how a spiral galaxy should form and evolve. Now a wave of new observations and ...

On December and January evenings, Orion rises early and dominates the southern sky by mid-evening, making him the easiest winter landmark. Look southeast for three bright stars in a short, straight ...

From signs of life on Mars to an interstellar visitor and weakening dark energy, 2025 reshaped space science, raising the ...

Using the James Webb Space Telescope (JWST), an international team of astronomers has observed an elliptical galaxy known as NGC 4486B. Results of the observational campaign, published Dec. 16 on the ...

Astronomers announced the discovery of a starless cloud of hydrogen gas, a pristine relic of the cosmos that is almost as old ...

The moa were a group of giant flightless birds that lived in New Zealand. They disappeared from Earth about 600 years ago, ...

Less than a year into its mission, NASA’s SPHEREx has already completed its first full survey of the sky, producing a ...