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Alien probe or cosmic rock? 3I/ATLAS faces its moment of truth

Loeb playfully asks whether 3I/ATLAS is “wearing a costume of a comet” or truly a natural icy rock. The object will then move ...
PRIMETIMER

3I/Atlas reaches its closest point to the Sun today — here’s what to expect from the mysterious interstellar comet

Contextualizing speed and distance helps set expectations. Around perihelion, 3I/Atlas is moving at roughly 68 km per second. Its closest approach to Earth is about 1.8 AU, near December 19, which is ...

3I/ATLAS Scientist Avi Loeb Says Interstellar Comet 'Mothership' Could Be Releasing 'Mini Probes' in Coming Days

Harvard astrophysicist Avi Loeb has renewed speculation about the mysterious interstellar object 3I/ATLAS ahead of its ...

Scientist warns of 'black swan event' as mystery 'alien spaceship' to reach Earth today

3I/ATLAS is a comet which was detected by the boffins over at NASA on 1 July, with researchers at the Asteroid ...

What Is The Asteroid Terrestrial-impact Last Alert System? Earth Defenses On Alert As 3i Atlas Comet Might 'Hit' Earth

Dive into NASA's ATLAS system as interstellar 3I/ATLAS nears Sun on 29 Oct 2025—no Earth hit, but astrometry campaign probes ...