Is 3I/Atlas an alien spacecraft or just a really interesting rock hurling through the cosmos? That debate has been raging ...
Tianwen 1 has spotted the solar system's latest interstellar intruder from Mars orbit. China's Tianwen 1 Mars orbiter has ...
We've been so engrossed in coverage of 3I/ATLAS that we nearly failed to note another comet currently in Earth's skies. This ...
The interstellar comet 3I/ATLAS has a thick irradiated crust that no longer resembles its home star system, simulations and ...
Recently discovered interstellar comet 3I/ATLAS have been captured using the European Southern Observatory's Very Large ...
New photos show that the recently discovered comet C/2025 K1 (ATLAS) developed a surprising golden glow after reaching its ...
On Oct. 3, the comet came within about 18 million miles of the Red Planet. Both China's Tianwen-1 Mars Orbiter and NASA's Mars Reconnaissance Orbiter (MRO) captured it. But while NASA's images remain ...
Comet 3I/ATLAS, which made a close approach to the sun, has prompted lots of public interest. Kim Kardashian asked NASA's ...
Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is hiding it from Earth ...
Interstellar invader Comet 3I/ATLAS is still full of surprises — an unexpected brightening has scientists baffled ...
Usually, sunlight makes cometary gases glow green from diatomic carbon (C2) or blue from ionized carbon monoxide (CO+). With ...