A solar sail is no longer just a graceful idea for propellant-free flight; it is becoming a materials and deployment problem that engineers are finally learning how to solve. That shift matters ...

The European Space Agency's JUICE mission pointed its instruments at 3I/ATLAS. This body, only the third of its kind ever ...

In late 2025 a mysterious comet flew between the orbits of Earth and Mars and reached a speed of more than 150,000 miles per hour during its closest approach to the sun. The rare interstellar guest ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

If launched in 2035, a spacecraft performing such a maneuver could fly by 3I/ATLAS by 2085. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

The European Space Agency's JUICE spacecraft has captured detailed images of the interstellar comet 3I/ATLAS, offering ...

In July, researchers using the NASA-funded Asteroid Terrestrial-impact Last Alert System survey telescope in Chile made an exceedingly rare discovery: a mysterious object passing through the solar ...

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way to Jupiter.

Discover the rare interstellar comet 3I/ATLAS, captured by a Jupiter-bound spacecraft. Learn how this visitor from outside ...