Is comet 3I/ATLAS a spacecraft? A viral video has scientists baffled. Here's the truth about the interstellar object and how ...

Learn about the mysterious interstellar object 3I/ATLAS and the controversy surrounding NASA's handling of information. Find ...

"We study cometary bodies because they act as time capsules, sealing in material from their formation billions of years ago." ...

It shouldn’t be. Comet tails, propelled by the solar wind and radiation pressure from the Sun, nearly always travel away from the Sun. But interstellar object 3I/ATLAS, hurtling through the Solar ...