What would it take to accelerate to Interstellar space by a NASA spacecraft deliberately, within a time that is short enough that the people who designed it and studied it will be available to analyze ...

It sounds like science fiction: a spacecraft, no heavier than a paperclip, propelled by a laser beam and hurtling through space at the speed of light toward a black hole, on a mission to probe the ...

“The whole thing is very hypothetical at this point,” Stephen Hsu said of wormholes, a caution that still defines the subject ...

We normally think of interstellar flight in terms of reaching a single target. The usual destination is one of the Alpha Centauri stars, and because we know of a terrestrial-mass planet there, Proxima ...

A few days ago, an inscrutable interstellar interloper made its closest approach to Mars, where a fleet of international spacecraft seek to unravel the red planet’s ancient mysteries. Several of the ...

While the idea of sending a spacecraft to a black hole dozens of light-years from Earth might sound like something straight out of Interstellar, an astrophysicist is bringing science fiction a little ...

Interstellar object 3I/ATLAS provided scientists with an exceptionally rare opportunity to study the nature of other planetary systems beyond our own. It was first discovered in July of last year, ...

LAFAYETTE, Colo., Jan. 14, 2026 /PRNewswire/ -- A Saturn-200 minisatellite, developed by Blue Canyon Technologies—RTX's (NYSE: RTX) small satellite manufacturer and mission services ...

Upper left panel: Comet 3I/ATLAS as observed soon after its discovery. Upper right panel: Halley’s comet’s solid body as viewed up close by ESA’s Giotto spacecraft. Lower panel: The path of comet ...