I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches Earth in December 2025.

A Carnegie-led team of astronomers detected the strongest evidence yet of an atmosphere around a rocky planet beyond our Solar System ...

He cited the astronomical gaffe in January, when The Minor Planet Center in Cambridge, Mass., announced the discovery of an ...

Our solar system is a passenger on a galactic rollercoaster. Part 2 reveals how the Sun, carrying Earth, orbits the Milky Way's core at 491,000 mph, completing a circuit every 230 million years. We ...

Researchers using NASA's James Webb Space Telescope have detected the strongest evidence yet for an atmosphere on a rocky ...

Here's a look at scientific discoveries and breakthroughs that made headlines in 2025, spanning space, biology, ecology, and ...

Avi Loeb (AL): A comet is defined as an object that sheds dust and gas as a result of the illumination of pockets of ice on ...

From the meteor showers to super moons, this time of year gives us a front row seat to one of the most active regions of the galaxy ...

Before 3I/ATLAS, the only other confirmed interstellar tourists we've seen were the now-famous, cigar-shaped 'Oumuamua' in ...

In its latest study by the X-Ray Imaging and Spectroscopy Mission (XRISM) spacecraft, done between 23:20 on November 26 to 20 ...

Space is inaccessible to the vast majority of us, but it’s not as far away as you might think. The von Kármán Line, which is ...

NASA observed GRB 250702B, a record-setting gamma-ray burst lasting days, likely caused by a black hole consuming a star, ...