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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.
‘Will keep safe distance from Earth’: Nasa spots interstellar comet in solar system; shares picture
NASA has discovered the interstellar comet 3I/Atlas, located 4.5 au from the Sun, offering a rare glimpse into celestial ...
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 ...
Interesting Engineering on MSN17h
7 billion-year-old mysterious comet is the oldest known guest in our solar system
It’s a fantastic opportunity to test our model on something new and possibly ancient.” The scientist explained that the comet ...