Astronomers are investigating a potential hidden planet, dubbed Planet Y, far beyond Neptune. Its gravitational pull is suspected to be causing...

For decades, astronomers have listened to the cosmos through pulsars — rapidly spinning neutron stars that emit perfectly timed radio pulses. These...

For decades, astronomers have listened to the cosmos through pulsars — rapidly spinning neutron stars that emit perfectly timed radio pulses. These...

Earth has welcomed a new temporary mini-moon, asteroid 2025 PN7, a 62-foot object now orbiting our planet for decades. This quasi-moon, part of the...

Astronomers confirmed the interstellar object 3I/ATLAS is approaching Earth, sparking public interest and comparisons to Nostradamus' prophecies....

A newly discovered planet sits in the habitable zone of its star, where temperatures are right for liquid water if the atmosphere is appropriate....

In the distant past, the Solar System was rife with impacts and collisions. Millions of rocky objects zoomed chaotically through the system, smashing...

Chances are you’ve encountered some version of the “Ebbinghaus illusion,” in which a central circle appears to be smaller when encircled by...

The Peebles Hoard, which was found by a metal detectorist in 2020, comprises more than 500 “unusual” bronze and organic objects.

The Peebles Hoard, which was found by a metal detectorist in 2020, comprises more than 500 “unusual” bronze and organic objects.