Solar System

Astronomers Observe Birth of a Solar System for First Time

Astronomers said Wednesday they had observed the moment when planets start forming around a distant star for the first time, revealing a process that sheds light on the birth of our own solar system. The new planetary system is forming around the baby star HOPS-315, which resembles our own Sun in its youth, 1,300 light years from Earth in the ...

Third- Ever Confirmed Interstellar Object Blazing Through Solar System

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only the third ever spotted, though scientists suspect many more may slip past unnoticed. The visitor from the stars, designated 3I/Atlas, is likely the largest yet detected, and has been classified as a comet, or cosmic snowball. "It ...