Scientists estimate the object to be more than 12-miles-wide, speeding at 37 miles-per-second, relative to the sun.

The second object that strayed from another solar system to ours was 21/Borisov. It was discovered in 2019 and is believed to ...

NASA's Hubble Space Telescope has captured an incredible image of an alien comet that's soaring through our galaxy from ...

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

"We should put all possibilities on the table that it's a rock, a comet, or something else until we get the evidence, the ...

A Harvard physicist has asserted that new images of the Manhattan-sized interstellar object rocketing through our inner solar ...

周一 · 知古通今 | 周二 · 牧夫专栏 周三 · 太空探索 | 周四 · 观测指南 周五 · 深空探测 | 周六 · 茶余星话 | 周日 · 视频天象作者：Sara ...

"The consequences, should the hypothesis turn out to be correct, could potentially be dire for humanity," said Avi Loeb.

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

I/ATLAS is just the third recorded interstellar object to enter the solar system. However, the scientific consensus is that ...

Named 3I/ATLAS, the object was first spotted on July 1. Travelling over 210,000 km/h, it was quickly confirmed as ...

On July 1, astronomers spotted an unusual high-speed object zooming towards the sun. Dubbed 3I/ATLAS, the surprising space ...