Can the fastest brightening ever recorded in a comet rewrite what we know about interstellar visitors? As Comet 3I/ATLAS ...
What: Comet 3I/ATLAS reached perihelion on October 30, 2025. This special SETI Live explored what scientists have learned about its origin, chemistry, and trajectory ...
What: Astronomers using JWST and ALMA have captured the earliest known stage of planet formation around the protostar ...
The gas-driven dust activity of comets is still an unresolved question in cometary science. In the past, it was believed that comets are dirty snowballs and that the dust is ejected when the ice ...
The interstellar visitor 3I/ATLAS is baffling scientists. It brightened far faster than expected near the Sun, raising questions about its internal chemistry and host system.