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Interstellar object 'may be oldest comet ever seen'

Space.com on MSN · 4d

Astronomers say new interstellar visitor 3I/ATLAS is 'very likely to be the oldest comet we have ever seen'

However, new research has shown this potentially "water ice-rich" visitor could be even more extraordinary than initially believed. 3I/ATLAS could be around 3 billion years older than our 4.5 billion-year-old solar system and thus any comet ever before observed.

Live Science on MSN · 3d

Astronomers are racing to study our solar system's newest 'interstellar visitor.' Here's why.

The astronomical community is abuzz over a newly discovered "interstellar object," only the third of its kind ever seen, which is currently shooting toward us on a one-way trip through the solar system.

Phys.org on MSN · 4d

3I/ATLAS: Interstellar object 'may be oldest comet ever seen'

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen—possibly predating our solar system by more than 3 billion years, researchers say.

20hon MSN

Tracking molecules in the interstellar medium

Stars don't form out of nothing, but tracking the gas and dust that do eventually form stars is hard. They float around the ...

3d

An Interstellar Comet Is Here, and Its Age Is Mind-Bending

After defending his PhD thesis on modeling interstellar objects on Monday, June 30, Matthew Hopkins intended to take some ...

Modern Engineering Marvels on MSN1d

Surprising Secrets of 3I/ATLAS: What This Giant Interstellar Comet Reveals About Our Galaxy—And How Telescopes Caught It

How does a 15-kilometer-wide comet, moving at 152,000 miles per hour, slip into our solar system undetected until a global ...

1d

Interstellar Comet in Solar System Might Be 7 Billion Years Old

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen—possibly predating our solar ...

11d

Confirmed: A Rare Interstellar Object Is Passing Through Our Solar System

Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

Amazing Experts on MSN1d

Voyager Probes: What They Discovered in the Vastness of Interstellar Space

The Voyager spacecraft, Voyager 1 and 2, have traveled farther than any human-made objects in history, entering interstellar ...

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