On December 19, avid skywatchers can catch a glimpse of the mysterious visitor through powerful binoculars or a telescope ...

Physicists discovered that the famous 'Star Trek' spaceship got a lot right about designing a ship to jump from galaxy to ...

Unlike YR4, finding earlier observations of 3I/ATLAS to model where it might have come from was easier said than done. During ...

"Ultimately, this work may help scientists better predict the impact of space weather across the solar system on longer ...

This week, Earth will get its best chance to steady an interstellar comet as it makes its closest approach to the planet.

Then, on November 25, teams at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, joined the inner and outer portions ...

Discovered in archival data, the newly identified exoplanet formed after the dinosaurs went extinct. In a finding that echoes ...

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will in a matter of days come as close to our planet ...

The interstellar comet 3I/ATLAS will reach its closest point to Earth on December 19, giving astronomers a closer look at the ...

The interstellar object 3I/ATLAS is expected to make its closest approach to Earth mere days from now, coming within just 167 ...

A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space.

NASA’s Parker Solar Probe has slipped closer to the Sun than any spacecraft in history, and its latest flyby has now ...