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Everything We Know About the Interstellar Object 3I/ATLAS
A team of astronomers recently discovered the traveling space object, just the third of its kind to pass through our solar system.
Archived data collected in the preceding weeks by ATLAS' three other telescopes, as well as by the Zwicky Sky Facility at the Palomar Observatory, operated by the California Institute of Technology, confirmed the discovery. An animation of 3I/ATLAS observations made on July 2 by astronomers at the Near Earth Object Coordination Center, a division of the Planetary Defence Office of the European Space Agency. 3I/ATLAS is an active comet, which means that as it gets close to the sun and heats up, the ice in its nucleus could sublimate and form a nebula-like cloud of gas and dust called a coma—otherwise known as a tail.
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