5 days ago · This animation shows the observations of comet 3I/ATLAS when it was discovered on July 1, 2025. The NASA-funded ATLAS survey telescope in Chile first reported that the …

2 days ago · 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.

Nov 20, 2025 · NASA's highly anticipated comet 3I/ATLAS images have been released, with a space agency official shooting down alien rumors and stressing that the interstellar visitor is a …

Nov 24, 2025 · NASA released new images of 3I/ATLAS, the third comet ever to be discovered in Earth's cosmic neighborhood originating from elsewhere in the universe.

Nov 30, 2025 · NASA reveals things about 3I/ATLAS; multi-mission observations confirm the interstellar comet’s ancient, natural origin and unusual chemistry. NASA reveals things about …

6 days ago · 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 …

14 hours ago · New NASA and ESA images show interstellar comet 3I/ATLAS erupting with fresh activity as it races toward its closest approach to Earth this month.

Nov 20, 2025 · NASA is unveiling close-up pictures of the interstellar comet that's making a quick one-and-done tour of our solar system.

3I/ATLAS, also known as C/2025 N1 (ATLAS) and previously as A11pl3Z, is an interstellar comet [16][17] discovered on 1 July 2025 by the Asteroid Terrestrial-impact Last Alert System …

4 days ago · NASA's Hubble Space Telescope captured this image of interstellar comet 3I/ATLAS on July 21, 2025, when the comet was 277 million miles from Earth. Hubble revealed a …