A rocky exoplanet outside the Earth's solar system may have an atmosphere, according to new evidence gathered by NASA ...
A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's ...
On December 19, this interstellar visitor with its peculiar composition offers a glimpse into the makeup of celestial bodies ...
Leaked images of 3I/ATLAS suggest the US may have been tracking the interstellar object for years using the secret Cassandra planetary defense system, long before the public knew.
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Tyson and Cox on 3I/ATLAS: Could this relic outdate humanity?
Interstellar comet 3I/ATLAS arrived in the Solar System as a fragment of deep time, a frozen shard that formed long before ...
Comet Lemmon was discovered in January 2025 and made its closest approach to Earth in late October 2025. But by November 2025 ...
TRAPPIST-1e, an Earth-sized world in the system’s habitable zone, is drawing scientific attention as researchers hunt for ...
The cold and remote planets originally earned their label of "ice giants" to contrast their interiors from those of Jupiter ...
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