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Comet 3iatlas

Methane detected 3I/ATLAS comet, size estimates updated

Two independent research teams studying the interstellar comet 3I/ATLAS have reported the direct detection of methane in its surrounding gas cloud and estimated that its nucleus is roughly 2.6 kilometers (1.6 miles) wide.

04 Feb 2026-11:21
Comet 3I Atlas raises new questions about interstellar visitors

Astronomers have identified Comet 3I Atlas as only the third confirmed interstellar object to pass through our solar system — a discovery that is reshaping scientific understanding of what travels through our cosmic neighborhood.

26 Jan 2026-15:35
Strange anti-tail of 3I/ATLAS sparks new debate on its origin

New observations of the unusual anti-tail of comet 3I/ATLAS have reignited debate over the object’s origin.

06 Jan 2026-12:10
Hubble captures double-jet structure on 3I/ATLAS comet

New images of the interstellar object 3I/ATLAS, captured by the Hubble Space Telescope on December 12 and 27, 2025, reveal a distinctive double-jet structure, according to an article by Avi Loeb, head of the Galileo Project and founding director of Harvard University’s — Black Hole Initiative.

29 Dec 2025-12:02
NASA unveils new images of interstellar Comet 3I/ATLAS

26 Dec 2025-09:26
From 3I/ATLAS to SWAN: How 2025 became the year of the comet

The year 2025 has captivated stargazers worldwide as three remarkable comets surged into the inner solar system, dazzling observers as they endured close encounters with the sun before re-emerging and speeding back into the depths of space, never to return.

25 Dec 2025-14:18
Could material from comet 3I/ATLAS reach Earth?

Avi Loeb, Baird Professor of Science at Harvard University and bestselling author of Extraterrestrial and Interstellar, has addressed the possibility of material from the interstellar comet 3I/ATLAS reaching Earth.

23 Dec 2025-11:28
What astronomers witnessed as interstellar comet 3I/ATLAS flew past Earth?

22 Dec 2025-16:50
Interstellar comet 3I/ATLAS makes closest pass of Earth

22 Dec 2025-12:50
What astronomers witnessed as interstellar comet 3I/ATLAS flew past Earth

On 19 December 2025, telescopes around the world turned skyward as the interstellar comet 3I/ATLAS made its closest approach to Earth, thrilling astronomers and the public alike.

22 Dec 2025-11:50

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