The Debrief

Unusual New 3I/ATLAS Discovery Suggests the Interstellar Comet is “Anomalously Massive”

The mysterious comet 3I/ATLAS is "anomalously massive" compared to past interstellar objects observed in our solar system, a ...
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Massive comet zooming through solar system could be alien technology, Harvard astrophysicist says

A comet traveling outside the solar system and heading toward the Earth is much larger than scientists first believed, a ...
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"Major Anomaly" As Interstellar Object 3I/ATLAS Measured To Be Over 33 Billion Tons

A new study has attempted to pin down the properties of interstellar comet 3I/ATLAS, finding it is "anomalously massive" at around 33 billion tons. On July 1, 2025, astronomers spotted an object ...
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Mysterious Object Screaming Toward Mars Is Huge and Far More Massive Than Scientists Thought, According to New Paper

Harvard astrophysicist Avi Loeb suggests interstellar object 3I/ATLAS could be far more massive than previously thought.

Harvard Astrophysicist Avi Loeb Suggests Interstellar Object 3I/ATLAS Could Be Far More Massive Than Previously Thought

I/ATLAS is only the third confirmed interstellar object detected, following the notable discoveries of ‘Oumuamua in 2017 and 2I/Borisov in 2019. Unlike its predecessors, 3I/ATLAS has been found to ...

3I/ATLAS interstellar object much larger than previously thought? Scientists reveal new details like mass, trajectory and gravitational acceleration

I/ATLAS interstellar object much larger than previously thought has been studied by scientists. New findings show it is ...
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'Oumuamua isn't an alien spaceship — it's a rock that's farting hydrogen, new study suggests

The release of hydrogen from within 'Oumuamua may explain some of the interstellar object's strange behavior. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...