Add Yahoo as a preferred source to see more of our stories on Google. If you have a favorite planet or star, you're in good company. Astronomers who devote their lives to the study of peculiar outer ...

Add Yahoo as a preferred source to see more of our stories on Google. NBC News' Gadi Schwartz reports on "3I/ATLAS," mysterious outer space object that is thought to be billions of years old, making ...

If you have a favorite planet or star, you're in good company. Astronomers who devote their lives to the study of peculiar outer space objects are all too happy to gush about the ones they like best.

NBC News' Gadi Schwartz reports on "3I/ATLAS," mysterious outer space object that is thought to be billions of years old, making its closest approach to Earth, giving scientists an opportunity to ...