How can a comet from another star system have a tail pointing toward the Sun? This counter-intuitive phenomenon, observed for ...
It came from outer space. Interstellar space, to be precise. From somewhere beyond the influence of our sun, possibly from ...
When interstellar comet 3I/ATLAS made its closest approach to Earth on December 19, 2025, it did not become a spectacular object in the night ...
The earlier two were ‘Oumuamua, discovered in 2017, and 2I/Borisov, found in 2019. For scientists, 3I/ATLAS is important because it gives a rare chance to study material from another star system ...
While the comet will remain visible to telescopes for several months, tonight marks the moment it is nearest to Earth, making ...
ESA's advanced XMM-Newton telescope discovered a faint X-ray glow from the 3I/ATLAS comet. What is this mysterious light it ...