Called 3I/ATLAS, the comet is only the third of its kind known to astronomers, and it’s likely been heading our way for billions of years, carrying pristine material from another star system ...

As the next-generation observatory moves closer to its 2027 launch, engineers successfully deployed the mission-critical solar panels and a massive sunshade that will help it peer into the universe’s ...

The model — called Surya, for the Sanskrit word for "sun," was put together by NASA and IBM and trained on nine years' worth ...