Interstellar comet 3I/ATLAS makes its closest approach to Earth on Dec. 19. Here’s how you can track its progress both during the pass and as it races out of the solar system on its way to interstellar space, never to be seen again.
3I/ATLAS was…

Interstellar comet 3I/ATLAS makes its closest approach to Earth on Dec. 19. Here’s how you can track its progress both during the pass and as it races out of the solar system on its way to interstellar space, never to be seen again.
3I/ATLAS was…