Interstellar Comet 3I/ATLAS on November 16, 2025: How to Watch Tonight’s Livestream, What’s New from ESA & NASA, and Where to Find It in the Sky
Published: November 16, 2025 Summary (today): A free global livestream will show interstellar comet 3I/ATLAS racing away from the Sun late Sunday, Nov. 16 (11:15 p.m. ET / 04:15 GMT on Nov. 17). ESA just tightened the comet’s trajectory using Mars-orbiter data, and NASA has updated distance/visibility guidance. On the observing side, the comet is a telescope target (~mag 10) low in Virgo before dawn. TheSkyLive+4Space+4The Virtual Telescope Project 2.0+4 What’s happening today (Nov. 16) The latest science headlines you should know When and where to look (practical guide) What NASA and ESA say about the trajectory Don’t confuse it