In astronomy, larger distances are both a blessing and a curse. They can cause issues like longer communication times, which also requires more powerful equipment, and positioning uncertainty that can ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's concept shows Voyager 1 entering interstellar space, or the space between stars. - NASA/JPL-Caltech Voyager 1, NASA’s ...

A spacecraft built to study one of Earth’s most hostile regions ended its mission with a return through the atmosphere years earlier than expected. Van Allen Probe A, a NASA satellite weighing about 1 ...

Deep space probes and frontline soldiers share a basic problem: once they leave the grid, every watt has to be carried in. That constraint has shaped mission design for decades, from bulky ...

It was race against time as NASA engineers recently raced to fix a thruster problem aboard the vintage Voyager 1 deep space probe. It's hard enough to repair a craft at the edge of the solar system, ...

The Southwest Research Institute-led Ultraviolet Spectrograph (UVS) aboard NASA's Europa Clipper spacecraft has made valuable observations of the interstellar comet 3I/ATLAS, which in July became the ...

(CNN) — Voyager 1, NASA’s deep-space probe, could soon become the first spacecraft to reach a historic milestone. In November 2026, the probe will be one light-day from Earth. Launched in 1977, ...

As it heads out of the solar system never to return, the deep space probe Voyager 1 is headed for yet another cosmic milestone. In late 2026, it will become the first spacecraft to travel so far that ...

Voyager 1, NASA's deep-space probe, could soon become the first spacecraft to reach a historic milestone. In November 2026, the probe will be one light-day from Earth. Launched in 1977, Voyager 1 is ...