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comet, Hubble Space Telescope and 3I

NASA's Hubble Space Telescope gets look at interstellar comet 3I/ATLAS. How big is it?
NASA's Hubble Space Telescope got an up-close look at a headline-grabbing object known as 3I/ATLAS that has wandered into Earth's cosmic neighborhood.
Is 3I/ATLAS an 'icy comet' or an alien lifeform? What to know
Scientists estimate the object to be more than 12-miles-wide, speeding at 37 miles-per-second, relative to the sun.
Hubble Telescope gives us our best look yet at the interstellar comet 3I/ATLAS (video, photo)
Of course, 3I/ATLAS is no ordinary comet. Discovered on July 1, 2025 by the Asteroid Terrestrial-impact Last Alert System (ATLAS), 3I/ATLAS is the fastest comet ever seen. Racing
Interstellar comet 3I/ATLAS: New Hubble images reveal details of ‘teardrop-shaped plume of dust’
NASA and the European Space Agency recently shared remarkable new images of the interstellar comet 3I/ATLAS, which was discovered last month. This comet is only the third known interstellar object to pass through our solar system,
NASA Shares New Details About Interstellar Comet 3I/ATLAS That's Hurtling Towards Earth
Hubble also captured a dust plume ejected from the Sun-warmed side of the comet and a hint of a dust tail streaming away from the nucleus.
3I/ATLAS is 7 miles wide — the largest interstellar object ever seen — new photos from Vera C. Rubin Observatory reveal
Detailed photos from the newly operational Vera C. Rubin Observatory have revealed that the recently discovered interstellar object 3I/ATLAS is roughly 7 miles wide, making it the largest of its kind ever seen.
Hubble Telescope Snaps Clearest Picture Of The Interstellar Comet 3I/ATLAS
NASA's Hubble Space Telescope has taken the clearest image ever of the interstellar comet, 3I/ATLAS, offering new insights into this rare visitor from another star system. Discovered on July 1 by the NASA-funded Asteroid Terrestrial-impact Last Alert System (ATLAS) at the University of Hawai'i,
7 Big Mysteries about Interstellar Object 3I/ATLAS
Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever
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.
NASA captures 'sharpest-ever picture' image of an interstellar comet, 3I/ATLAS
NASA’s Hubble Space Telescope captured what the agency says is the "sharpest-ever" image of an interstellar comet speeding through the solar system.
NASA's Hubble telescope reveals most detailed photos of interstellar visitor 3I/ATLAS to date
New images from the Hubble telescope show an extrasolar entity as it hurtles through our solar system at speeds of more than 130,000 mph (210,000 km/h).

Fact Check: Scientists Did NOT Agree That 3I/ATLAS Is Alien Spacecraft Approaching Earth For 'Surprise Attack' In November 2025

Does the scientific community as a whole share the notion that a newly discovered interstellar object 3I/ATLAS is an alien ...

Probing claim that interstellar object is 'most likely' an alien ship heading towards Earth

I/ATLAS is just the third recorded interstellar object to enter the solar system. However, the scientific consensus is that ...

'Save us or destroy us': Harvard scientist warns of Manhattan-sized object speeding towards Earth

Harvard astronomy department chair Dr. Avi Loeb has suggested that a recently discovered, Manhattan-sized interstellar object ...