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 ...
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 ...
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 ...