The comet 3I/ATLAS arrived in the solar system with a reputation for being unruly, but its latest trick has stunned even ...

ESA confirmed that the 3I/ATLAS encounter was used as a planetary-defense rehearsal, conducted under the European Space ...

Jupiter's moon Europa is one of the most fascinating worlds in our solar system, with its slushy subsurface ocean a promising place to look for extraterrestrial life. While NASA has plans to possibly ...

It was an astronomical stroke of luck: a once-in-a-lifetime encounter between an interplanetary tourist and a spaceship on a ...

NASA has a number of telescope assets which have captured images of interstellar comet. They include: The Hubble, Webb, TESS, Swift, SPHEREx, Perseverance Mars rover, Mars Reconnaissance Orbiter, ...

As the 3I/ATLAS nears its closest distance to Earth, an international team of astronomers now says the space rock may be covered in active, icy cryovolcanoes. If true, the evidence detailed in their ...