Interstellar objects are among the last unexplored classes of solar system objects, holding tantalizing information about ...

Bothell, Wash.-based Portal Space Systems shows off the lab where its solar thermal propulsion system will be developed.

If we achieve advanced nuclear, antimatter propulsion or other advance propulsion it would be possible to achieve near ...

AI gives a thumbs up to Brett Bellmore innovative modifications to Robert Zubrin’s Nuclear Salt Water Rocket (NSWR).

The heliosphere, a cosmic bubble formed by the Sun, protects our solar system from interstellar threats and influences life's ...

Voyager 1 and Voyager 2 are both exploring uncharted territory in interstellar space. Engineers at NASA’s Jet Propulsion Laboratory in Pasadena, California, sent a command for Voyager 1 to power down ...

NASA engineers are turning off two instruments on Voyager 1 and Voyager 2 to ensure these twin spacecraft can continue exploring interstellar space.

No human-made objects have traveled further into the final frontier than Voyager 1 and Voyager 2, but both probes are ...

Mission engineers at NASA’s Jet Propulsion Laboratory turned off Voyager 1’s cosmic ray subsystem experiment on February 25, ...

Voyager 1 crossed into interstellar space in 2012, followed by Voyager 2 in 2018, making them the only spacecraft to operate ...

The farthest spacecraft from Earth are shutting off instruments in interstellar space, but their mission in interstellar ...

Mission engineers at NASA's Jet Propulsion Laboratory in Southern California turned off the cosmic ray subsystem experiment ...