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A comet named 3I/ATLAS was first discovered on July 1, 2025, and is located about 420 million miles away from Earth, according to NASA.
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Is 3I/ATLAS, the latest interstellar object, an alien spaceship?
Spotted by astronomers last month, interstellar object 3I/ATLAS [NASA] is the third object from beyond that we've detected passing through the solar system. Given that its trajectory does not intersect with Earth's orbit,
Interstellar comet 3I/ATLAS showed changing chemistry near the Sun, revealing clues about its internal structure and offering insights into how planets form in distant star systems.
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NASA maps interstellar glaciers, vast icy dust clouds between stars
Somewhere between 4,000 and 5,000 light-years from Earth, inside some of the densest clouds of gas and dust in the Milky Way, frozen water, carbon dioxide, and carbon monoxide coat countless tiny grains of interstellar dust.
I thought about the interstellar visitor as my daughter, wife, and I took turns dragging his wandering monster truck balloon back to the table and again, later that day, as he exhaled a wish through the golden candle on his birthday brownie.
A comet named 3I/ATLAS was first discovered on July 1, 2025, and is located about 420 million miles away from Earth, according to NASA. Thankfully, the comet poses no threat to Earth.