Dec 2, 2025 · NASA has been studying the icy visitor 3I/ATLAS with space telescopes including Hubble, Webb, and SPHEREx. When the comet passes Mars on Oct. 3, multiple spacecraft there might catch …

1 day ago · Interstellar comet keeps its distance as it makes its closest approach to Earth This image, provided by NASA, shows the interstellar comet 3I/Atlas captured by the Hubble Space Telescope …

23 hours ago · This image, provided by NASA, shows the interstellar comet 3I/Atlas captured by the Hubble Space Telescope on Nov. 30, 2025, about 178 million miles from Earth.

Dec 5, 2025 · NASA imaged Comet C/2025 R2 (SWAN) every four minutes for nearly 40 days, marking the longest any comet has been tracked with such frequency.

Dec 6, 2025 · NASA and ESA both shared new images of the interstellar comet 3I/ATLAS this week, as the agencies gear up for the mysterious object's close approach to Earth on Dec. 19.

Dec 8, 2025 · New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

1 day ago · The comet has drawn global attention as only the third confirmed interstellar object observed passing through our solar system. According to NASA, Comet 3I/ATLAS will not pose any threat to …