NASA has a long history of spending big on bold ideas, only to see some of them stall, crash, or get quietly shelved. The ...

Four astronauts are about to become the first humans to venture near the moon in more than half a century since NASA's iconic ...

Scientists have theorized that dark matter clumps exist in staggering numbers, far more than the galaxies we see. Only clumps ...

SpaceX leads the week’s launch manifest with three scheduled missions and, at the time of publishing, is the sole launch ...