NASA’s latest tracking data show that interstellar comet 3I/ATLAS is not just racing through the solar system, it is ...

Astronomers studying the interstellar comet known as 3I/ATLAS have detected a vast and unexpected X-ray halo extending ...

Interstellar comet 3I/ATLAS is racing into the inner solar system, a rare visitor from deep space that will swing past our ...

Comet Lemmon was discovered in January 2025 and made its closest approach to Earth in late October 2025. But by November 2025 ...

Green-glowing interstellar comet 3I/ATLAS, heading for its December 19 flyby, is spewing key organic 'ingredients for life' ...

Data from the James Webb Space Telescope suggests that exoplanet TOI-561 b is surrounded by a thick atmosphere above a global magma ocean.

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 ...

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 ...

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