Key facts
- NASA spacecraft observed interstellar comet 3I/Atlas.
- The comet passed within 19 million miles of Mars.
- A verdict has been issued regarding potential alien technology on the comet.
NASA spacecraft observed the interstellar comet 3I/Atlas as it passed by Mars in October, coming within 19 million miles of the planet. A determination has now been made regarding the presence of alien technology on the celestial object.