NASA has now confirmed that 3I/ATLAS is not just another visitor from deep space but the largest interstellar comet ever measured, a frozen fragment of another star system sweeping through our own.

NASA’s Goddard Space Flight Center shared the images of comet 3I/ATLAS. It's possibly as big as Manhattan, likely older than our own solar system and it's traveling through space at speeds of up to ...

The Southwest Research Institute (SwRI) has unveiled groundbreaking results from NASA’s PUNCH mission, revealing a breathtaking, continuous view of the solar corona and solar wind in unprecedented ...

A newly discovered object speeding through our solar system is sparking excitement among astronomers because it’s not from around here. Believed to be a comet, the object is only the third celestial ...

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 ...

The New Horizons spacecraft sends back its sensational snapshots of Jupiter, and its volcanic moon Io, before the mission's close encounter with Pluto (Photo by: Photo12/Universal Images Group via ...