Two of NASA’s longest-running space missions, Voyager 1 and Voyager 2, have detected a searing-hot region of space where the ...

Voyager 1 is about to cross a mind-bending milestone: by late 2026, a simple radio “hello” will take a full day to reach it.

"The discovery of interstellar objects over the past decade offers new opportunities for humanity to send time capsules to ...

"The Giant Leap," by astrobiologist Caleb Scharf, is an optimistic account of our widening journey into the cosmos.

According to astrophysicist Avi Loeb, an interstellar object 3I/ATLAS could make a similar journey in roughly 8,000 years, ...

From plasma engines that could turn months of travel into weeks to the first blueprints for ships that will outlive their ...

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...

Harvard's Avi Loeb warns interstellar comet 3I/ATLAS could be alien tech. Experts weigh in on planetary defence and the risks ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

The University of Arizona's OSIRIS-APEX spacecraft only made it home once in 2025, but at least it got some nice snapshots ...

Breakthrough Listen searched for technosignatures from interstellar comet 3I/ATLAS but found no unusual signals or behavior ...

China is rounding off what has been a year of big progress in space, including major crewed lunar landing tests, new rockets ...