Interstellar comet 3I/ATLAS is making a rare visit to our solar system, reaching perihelion near Mars' orbit on October 30, ...

Astronomers have identified Comet 3I/ATLAS as an interstellar object, making it only the third confirmed visitor from outside our solar system, according to NASA.<br /><br />The comet is travelling on ...

The best time to watch Comet C/2025 A6 (Lemmon) is upon us. Grab your binoculars, telescope, or just get into a very dark ...

The 3I/ATLAS interstellar comet’s size and physical properties are being investigated by astronomers around the world. Viewers can check the 3I/ATLAS positioning through live tracking available online ...

Named after the Asteroid Terrestrial-impact Last Alert System (ATLAS) survey that first detected it, 3I/ATLAS includes the “I” designation to signify its interstellar origin, indicating that it came ...

Comet 3I/ATLAS, the third known interstellar object, will make its closest approach to the Sun on October 29. It will ...

June.3I/ATLAS Interstellar Comet Live Tracker: The European Space Agency (ESA) ruled out sending a spacecraft due to the ...

Astronomer Gianluca Masi and his Virtual Telescope Project will host a special livestream on Oct. 20 beginning at 1:30 p.m.

Comet C/2025 R2 (SWAN): In contrast, Comet SWAN was discovered in September 2025 by the Solar and Heliospheric Observatory's SWAN instrument. This comet is best viewed in the predawn hours, low on the ...

Interstellar comet 3I/ATLAS is briefly out of view as it travels around the sun this week, but researchers and amateur ...

Harvard Professor Avi Loeb discusses the mystery surrounding the 31/ATLAS comet and explains his argument that it has a 40% ...