Welcome to the latest astronomy space news for December 1, 2025! This month, we’re looking at how galaxies grow, what the ...

NASA is publicly insisting that the interstellar object 3I/ATLAS poses no danger to Earth, even as the agency and its ...

NASA declares no threat from interstellar comet 3I/ATLAS but launches a secret planetary-defence mission as the object exhibits unusual behaviour near the Sun.

Subtle variations in the star’s brightness suggest it once collided and merged with another star, an explosive event that ...

A telescope in Chile has captured a stunning new picture of the Butterfly Nebula, a grand and graceful cosmic wonder.

Footage from NASA/ESA Hubble Space Telescope that celebrates 35 years in space. Images of Mars, planetary nebula NGC 2899, ...

Astronomers are revealing the dramatic past of a distant red giant star by analyzing the faint rhythmic pulses hidden in its ...

After 15 years of observing cosmic microwaves, which have shorter wavelengths than radio waves, the Atacama Cosmology ...

The discovery of strange, ultra-red objects—especially the extreme case known as The Cliff—has pushed astronomers to propose ...

Comet 3I Atlas is currently ~186 million miles from Earth, which is twice the distance from the Earth to the sun. It is ...

Constellation Perseus culminates high upon the north-south meridian around 10 p.m. Dec. 25, with its brightest star Alpha ...

Astronomers have uncovered clues to a red giant’s chaotic past by detecting subtle stellar vibrations that hint at a long-ago collision and an unexpectedly rapid spin. Astronomers at the (IfA) have pi ...