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Interstellar comet 3I/ATLAS may come from a solar system much older than our own

Comet 3I/ATLAS arrived from beyond the Solar System carrying a chemical story unlike anything astronomers had measured before ...
Smithsonian Magazine

A Rare Comet Made History as the Third Known Interstellar Object to Fly Through Our Solar System. Studies Are Now Revealing the Mysterious Conditions in Which I…

In the latest research, telescope observations of 3I/ATLAS examine its chemical structure and suggest that it took shape in a ...
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Astronomers detect a solar system they say should not be possible

An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, according to researchers who discovered it using telescopes from NASA and the European Space Agency, ...

Comet from another star has a composition unlike anything else in our solar system

Astronomers have revealed new details about the makeup and age of a visiting comet that was born around a distant star. They ...

NASA’s Pluto Probe Is Finally Approaching a Major Boundary of Deep Space

The probe is set to become the third human-made object to leave the solar system, but it must first cross this mysterious ...
Smithsonian Magazine

Interstellar Comet 3I/ATLAS Might Be the Oldest Object Ever Seen in Our Solar System, a Study Suggests

Based on the composition of gases spewed by the icy space rock, researchers estimate that our guest might be up to 12 billion years old—about three times the age of the solar system ...

Where might we find life in our solar system?

While life on Mars (and Venus) has long been an obsession for those wondering if we're alone, there are other places in our ...