When an interstellar visitor slices through the solar system, astronomers usually have to make do with a fleeting, side-on ...

Astrophysicists are mapping a vast, hidden structure in space that appears to guide matter and radiation along a kind of ...

Since their launch, the two Voyager spacecraft have made breakthrough discoveries that keep Cummings engaged. Cummings thinks they will continue traveling for a billion years. The twin Voyager ...

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's everything to know about it.

The 46-year-old probe, which flew by Jupiter and Saturn in its youth and inspired earthlings with images of the planet as a “Pale Blue Dot,” hasn’t sent usable data from interstellar space in months.

After months of challenging trouble-shooting and suspenseful waiting, Voyager 1 is once again talking to Earth. The aging NASA spacecraft, about 24 billion kilometers from home, began transmitting ...

Just as the Voyager 2 spacecraft is approaching the edge of our solar system, Southwest Research Institute received official confirmation from NASA Headquarters to proceed into the mission ...

Southwest Research Institute's novel Compact Dual Ion Composition Experiment (CoDICE) instrument aboard NASA's Interstellar Mapping and Acceleration Probe (IMAP) spacecraft has successfully collected ...

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An artist's conception of a Voyager craft journeying through deep space. Nuclear fuel lasts a long time. But not forever. "Mission engineers have taken steps to avoid turning off a science instrument ...

What the space agency is really doing that mirrors the Hollywood movie plot. — -- Could the plot of the movie "Interstellar" happen in real life -- both the catastrophe or the solution? In the ...