As interstellar object 3I/ATLAS approaches its closest point to the Sun next month, the mysterious visitor continues to fascinate astronomers. The object, which is broadly believed to be a comet that ...

The most distant celestial object ever observed, nicknamed Earendel, might just be a cosmic optical illusion. Discovered in 2022 by the Hubble Space Telescope, Earendel was initially identified as an ...

Interstellar objects like 3I/ATLAS that have been captured in planet-forming discs around young stars could become the seeds of giant planets, bypassing a hurdle that theoretical models have ...

Imagine trying to label every star, galaxy, or distant quasar in the sky, millions upon millions of them. Until now, this job relied heavily on a precise but slow method called spectroscopy, which is ...