Observations of interstellar object 3I/ATLAS show increased water, carbon dioxide, and organic gas release after its passage near the Sun, based on data from NASA’s SPHEREx mission ...

The arrival of 3I/ATLAS in our solar system spawned multiple proposals for a rendezvous mission to study it up close. As the third interstellar object (ISO) ever detected, the wealth of information ...

NASA will livestream new 3I/ATLAS images today, Wednesday, Nov. 19, 2025, amid increased public interest in the mystery of the interstellar object after Harvard University astrophysicist Avi Loeb ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the third known interstellar comet ever spotted. When scientists turned NASA’s ...

Add Yahoo as a preferred source to see more of our stories on Google. 3I/ATLAS is only the third interstellar object detected in our solar system As comet 3I/ATLAS continues its exciting journey ...

NASA will release new images of the interstellar comet 3I/ATLAS on November 19. The object is only the third interstellar visitor ever spotted in our solar system. The comet will make its closest ...

Is it cropdusting Earth with toxins? When 3I/ATLAS made its fly-by of Earth on December 19, Harvard scientist Avi Loeb wondered if it could’ve delivered an early Xmas present — poison debris raining ...

Interstellar comet 3I/ATLAS made its closest approach to Earth on Friday, Dec. 19. The comet will pass within about 170 million miles of our planet and poses no danger. While not visible to the naked ...

The NASA/ESA Hubble Space Telescope reobserved interstellar comet 3I/ATLAS on 30 November with its Wide Field Camera 3 instrument. At the time, the comet was about 286 million kilometers from Earth.