3I/ATLAS is only the third known interstellar visitor, hence the prefix “3I.” The second known interstellar body, Comet 2I/Borisov, was discovered by the Russian astronomer Gennady Borisov in August ...

"Asteroseismology with Roman is possible because we don't need to ask the telescope to do anything it wasn't already planning to do." ...

Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space Flight Center ...

"Similar to the asteroid belt, the Kuiper Belt is a region of leftovers from the solar system's early history. Like the ...

On Nov. 20, 1998, Zarya, the first module that would make up the International Space Station, was launched from Kazakhstan.

NASA has officially announced a live event on Wednesday, November 19, 2025, at 3:00 p.m. EST where they will share these ...

It seems like a good time to revisit the Northern Lights. In past Teton Valley News Weather Blogs, we’ve talked about the ...

It's been one Neptunian year—or about 165 Earth years—since astronomers first observed the most distant planet from the sun.

We're working continuously to improve our search results. If you aren't finding what you expect, please use our feedback form to share the search query and expected ...

NASA's Hubble Space Telescope detected material from a Pluto-like body spiraling into a white dwarf star 260 light-years away from Earth. Credit: NASA / JPL-Caltech / Tim Pyle illustration For the ...

Planetary exploration exists with long-term planning and patience, but the results can be studied and enjoyed for decades after a mission ends. This is the case with the images taken by Voyager 2 and ...

The mystery of how planets and icy objects formed in the farthest reaches of our solar system just took an exciting turn. A team of researchers from NASA recently uncovered strong evidence for a rare ...