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Comet believed to be 3 billion years older than our solar system
Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever encountered.
Sciencing on MSN4d
NASA Just Spotted A Comet In Our Solar System And It's Not Like All The Rest
There are lots of objects floating around in our solar system, but one thing most have in common is a common origin, and then ...
A comet from an entirely different solar system is flying through ours, NASA says
Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...
Pluto photos from NASA's New Horizons still captivating scientists decade later
It took over nine years for New Horizons to reach Pluto after blasting off atop an Atlas 5 rocket on Jan. 19, 2006. After ...
NASA warns of giant interstellar comet of unknown origin crossing the solar system
A comet the size of Manhattan has been detected hurtling through the solar system, marking only the third time an ...
Space.com on MSN2d
NASA's asteroid-crash Earth defense tactic has a complication — DART ejected large boulders into space
When NASA's DART mission crashed into the asteroid Dimorphos, the first stage of the impact saw the spacecraft's solar panels ...
Live Science on MSN11h
Astronomers are racing to study our solar system's newest 'interstellar visitor.' Here's why.
Astronomers have been given the rare opportunity to study an extrasolar object after the recent discovery of the interstellar ...