New research suggests that a binary pair of Kuiper Belt objects, known as the Altjira system, is actually made up of three separate bodies orbiting one another in a complex triad. This rare ...

Lunar Trailblazer flight controllers are using NASA's Deep Space Network, along with ground-based observatories, to better understand the spacecraft’s orientation in space. But the spacecraft's ...

Although it took forty years to produce 10,000 pieces of softball-sized space debris, that amount doubled over the next ten years, largely due to accidents and willful neglect. Most of the debris ...