Material around Chiron, a small icy world in the far reaches of the solar system, may be taking shape into a ring system of ...

NASA confirms the interstellar object 3I/ATLAS poses no threat to Earth, despite viral speculation. Scientists and the UN are ...

Viewed from orbit, Jackass Flats — situated in southern Nevada about 65 miles northwest of Las Vegas — could easily be ...

Astronomers are studying 3I/ATLAS, a rare interstellar comet nearing the Sun. Despite viral claims calling it an 'alien ...

A NASA-backed planetary defense group has reportedly begun efforts to pinpoint comet 3I/ATLAS after it was observed emitting ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

A NASA mission to study the heliosphere—the sun's magnetic bubble that shields our solar system—and develop a better understanding of space weather was launched from the agency's Kennedy Space Center ...

Voyager 1, launched in 1977, has traveled farther than any spacecraft in human history. After more than four decades of silent endurance through space, it now sails beyond the orbit of the outer ...

An interstellar visitor is barreling closer to our sun, giving scientists a rare opportunity to observe an object from outside our celestial backyard. The comet 3I/ATLAS is just the third known object ...

In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast-moving body using the world's most powerful telescopes. It was found to be ...