Interstellar travel is not for humans as the timescale is well beyond a human lifespan, but celestial bodies, such as asteroids and comets, can travel from star system to star system. Humanity has ...

Saturn’s moons have been the subject of a lot of astronomical attention over the years. They range in size from the ...

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

The solar system could be packed with 1 million alien visitors, space rocks shaken away from our cosmic neighbor Alpha ...

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 ... which guaranteed it would operate through Voyager 2’s flyby of Saturn in August 1980. Once it has shut off, the motor will have completed more ...

NASA’s twin Voyager probes, which launched in 1977, are the longest-running missions to send data home. But as their power ...