Search results for Comet 3I/Atlas

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universetoday.com /3 weeks ago

Subaru Telescope Reveals New Data on the Interior Composition of 3I/ATLAS

The Subaru Telescope observed the interstellar comet 3I/ATLAS (C/2025 N1) on January 7, 2026 (UT), after it made its closest approach to the Sun. By observing colors in the coma ar...

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phys.org /1 month ago

Subaru telescope captures comet 3I/ATLAS composition change

The Subaru Telescope observed the interstellar comet 3I/ATLAS on January 7, 2026, after it made its closest approach to the sun. By observing colors in the coma around the comet, a...

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universetoday.com /1 month ago

Interstellar Comet 3I/ATLAS Left a Trail of Methane in its Wake

A new analysis of data obtained by JWST on 3I/ATLAS as it was on its way out of the Solar System (in December 2025) showed that its interior is rich in methane ice.

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phys.org /1 month ago

Methane emerges from interstellar comet 3I/ATLAS as it exits the solar system

Interstellar comet 3I/ATLAS is now on its way out of our solar system, never to return. The comet was only the third-ever detected object to originate from outside our solar system...

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space.com /1 month ago

Interstellar invader comet 3I/ATLAS made a startling transformation as it passed the sun

The interstellar comet 3I/ATLAS changed significantly as it flew by the sun last fall, astronomers have discovered.

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space.com /2 weeks ago

Astronomers find interstellar comet 3I/ATLAS hiding in images taken before its official discovery

Interstellar comet 3I/ATLAS was almost called 3I/Rubin, after researchers found that the giant survey telescope coincidentally spotted this visitor from the stars over a week befor...

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discovermagazine.com /1 month ago

Comet 3I/ATLAS Spewed Methane As It Passed the Sun, Revealing Hidden Ices Beneath Its Surface&nbsp;

Learn how Comet 3I/ATLAS began to emit methane as it approached the sun, releasing compounds contained within its inner layers.

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scitechdaily.com /2 weeks ago

Interstellar Comet 3I/ATLAS Came From a Place Nothing Like Our Solar System

A comet from beyond our solar system is giving astronomers a rare look at how alien planetary systems may form under conditions very different from those that shaped our own cosmic...

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universetoday.com /1 month ago

New Research Reveals That Interstellar Comet 3I/ATLAS Formed in a System Far Colder Than Our Own

The interplanetary comet 3I/ATLAS is remarkably rich in a specific type of water that contains deuterium, meaning it came from somewhere colder and with lower levels of radiation t...

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discovermagazine.com /1 month ago

Origins of Comet 3I/ATLAS May Have Been Extremely Cold, Beyond Our Solar System

Learn more about the interstellar traveler, Comet 3I/ATLAS, and what researchers know about its place of origin.

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space.com /1 month ago

Interstellar invader comet 3I/ATLAS formed in a world much colder than the solar system

"Each interstellar comet brings a little bit of its history, its fossils, from elsewhere."

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universetoday.com /1 week ago

Both Hemispheres of 3I/ATLAS Observed Simultaneously by JUICE and Europa Clipper

The Southwest Research Institute-led Ultraviolet Spectrograph (UVS) instruments aboard ESA’s Jupiter Icy Moons Explorer (Juice) spacecraft and NASA’s Europa Clipper made unique obs...

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skyandtelescope.org /1 month ago

Interstellar Comet 3I/ATLAS Has Cold, Ancient Origins

The most recent interstellar visitor was crisscrossing our galaxy for some 10 to 12 billion years before it came near the Sun. The post Interstellar Comet 3I/ATLAS Has Cold, Ancien...

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mauinow.com /3 weeks ago

Subaru Telescope on Maunakea helps reveal changes in interstellar comet 3I/ATLAS

Their observations suggest that the cometÃ¢â‚¬â„¢s chemistry changed as it passed near the Sun, providing new clues to how material in interstellar comets differs from that in come...

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localnews8.com /4 weeks ago

¿De dónde venía el cometa 3I/ATLAS? Estudios revelan que se formó en un sistema muy distinto al nuestro

Por Ashley Strickland, CNN Astrónomos que utilizan observaciones con radiotelescopios para analizar en detalle un cometa interestelar han obtenido nuevos indicios sobre cuándo y dó...

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localnews8.com /4 weeks ago

¿De dónde venía el cometa 3I/ATLAS? Estudios revelan que se formó en un sistema muy distinto al nuestro

Por Ashley Strickland, CNN Astrónomos que utilizan observaciones con radiotelescopios para analizar en detalle un cometa interestelar han obtenido nuevos indicios sobre cuándo y dó...

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phys.org /1 month ago

3I/ATLAS contains 30 times more semi-heavy water than comets in our solar system

New observations of the interstellar comet 3I/ATLAS include the first measurement of the abundance of deuterated water relative to ordinary water in an interstellar object. Astrono...

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phys.org /2 weeks ago

Dual spacecraft capture both hemispheres of interstellar comet 3I/ATLAS at once

The Southwest Research Institute-led Ultraviolet Spectrograph (UVS) instruments aboard ESA's Jupiter Icy Moons Explorer (Juice) spacecraft and NASA's Europa Clipper made unique obs...

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universetoday.com /1 month ago

Comet R3 PanSTARRS at Perihelion

We’re one comet down, and one to go for spring season 2026. We recently wrote about prospects for sungrazer C/2026 A1 MAPS and comet C/2025 R3 Pan-STARRS in April 2026. While the b...

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staradvertiser.com /1 month ago

Skywatch: Astronomers find clues to interstellar comet’s structure

Astronomers using the Subaru Telescope on Mauna Kea observed the interstellar comet 3I/ATLAS to study its composition after it made its closest approach to the sun.

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unn.ua /1 month ago

Міжзоряна комета 3I/Atlas імовірно зародилася в холодному куточку Чумацького шляху - учені

Міжзоряна комета 3I/Atlas імовірно зародилася в холодному куточку Чумацького шляху - учені<p>Комета 3I/Atlas виявилася вдвічі старшою за Сонце та містить аномальну кількість...

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futurism.com /1 month ago

Astronomers Discover Major Clue About 3I/ATLAS’ Origins

And it sounds pretty dreary. The post Astronomers Discover Major Clue About 3I/ATLAS’ Origins appeared first on Futurism.

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kauainownews.com /3 weeks ago

Telescope atop Mauna Kea on Big Island helps reveal changes in interstellar comet 3I/ATLAS

Observations suggest the comet’s chemistry changed as it passed near the sun, providing new clues to how materials in interstellar comets differ from those in comets formed in this...

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space.com /1 month ago

Interstellar invader 3I/ATLAS is spraying tons of water into space every second. Jupiter-bound spacecraft JUICE discover...

The Jupiter-bound spacecraft JUICE spotted the interstellar invader comet 3I/ATLAS spraying enough water into space to fill 70 swimming pools a day.

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