Earlier this month astronomers were thrilled to discover only the third known interstellar object ever seen in our solar system. It will reach about the orbit of Mars before it boomerangs back ...

One striking difference between this object and the other two interstellar visitors is its speed. Comet 3I/ATLAS is moving almost twice the speed of the others, with estimates around 57 kilometers ...

This interstellar visitor is flying through space at breakneck speed. As of early July, Comet ATLAS was traveling at 137,000 mph, more than twice the speed of Earth's orbit around the sun, which ...

The comet is only the third interstellar object ever detected from a solar system outside our own. Astronomers unveiled a striking new view of the interstellar visitor 3I/ATLAS on its journey ...

The comet is only the third known interstellar object to have been observed in our solar system after ‘Oumuamua in 2017 and 2I/Borisov in 2019. “3I in particular is remarkable due to its ...

Need to know: Why do astronomers care about interstellar objects? Everything in our solar system shares a common origin, but objects visiting from other systems are extremely rare portals to the ...

The solar system’s newest visitor, 3I/ATLAS, may be 3 billion years older than the sun and its planets. First discovered on July 1, 3I/ATLAS is a rare interstellar object — only the third ever ...

News What we know about the interstellar object that has suddenly appeared in our solar system Updated: Aug. 09, 2025, 1:40 p.m. | Published: Aug. 09, 2025, 1:31 p.m.

It will stay roughly 150 million miles away. That's about 1.5 times the distance from Earth to the sun. This is only the third confirmed interstellar object soaring through the solar system.

Harvard astronomer and alien hunter Avi Loeb is still holding onto hope that interstellar object 3I/ATLAS was sent to us by extraterrestrials.

The Hubble Telescope and its Wide Field Camera 3 got an incredible view of the comet named 3I/ATLAS, which came from beyond our solar system, on July 21 when the object was 277 million miles (445 ...

What we know about the interstellar object that has suddenly appeared in our solar system By Tracey Porpora Staten Island Advance (TNS) Aug 12, 2025 ...