The nose direction should have the shortest distance to the heliopause—the boundary between the heliosphere and the local interstellar medium. No probe has ever gotten a good look at the ...

Oumuamua and Comet Borisov in 2017 and 2019, respectively, created a surge of interest. What were they? Where did they come ...

The nose direction should have the shortest distance to the heliopause – the boundary between the heliosphere and the local interstellar medium. No probe has ever gotten a good look at the ...

Most people hear “spacecraft” and envision rockets blasting into space, but they’re often not aware of the meticulous ...

The idea of traveling through interstellar space using spacecraft propelled by ultrathin sails may sound like the stuff of sci-fi novels. But in fact, a program started in 2016 by Stephen Hawking and ...

The spacecraft is part of the fifth mission in NASA’s Solar Terrestrial Probes program. Part of its purpose is to gather ...

The plan relies on high-powered lasers on Earth pushing delicate sail-driven probes in the cosmos like ... with potential to eventually open interstellar distances to direct spacecraft exploration ...

Artist's illustration of a laser-powered Breakthrough Starshot probe flying by the potentially habitable exoplanet Proxima b. (Image credit: Planetary Habitability Laboratory, University of Puerto ...

It’s impossible to argue that such a thing couldn’t happen, since we’ve done it five times so far: both Pioneer probes, two Voyagers, and New Horizons, which isn’t in interstellar space ...