Our Planetary Neighborhood

A Titan Discovery

NASA Goddard scientists have made an exciting discovery on Saturn’s largest moon, Titan. The team has definitively detected the molecule acrylonitrile in Titan’s atmosphere – a finding that has astrobiological […]

The Year of Pluto

New Horizons is the first mission to the Kuiper Belt, a gigantic zone of icy bodies and mysterious small objects orbiting beyond Neptune. This region also is known as the […]

First Light

Discover how an X-ray telescope has revolutionized astronomy and our understanding of the universe. A scientific and engineering marvel, NASA’s Chandra X-ray Observatory has spent two decades (so far) exploring […]

OSIRIS-REx Asteroid Sample Return

Watch a spacecraft deliver an asteroid sample to Earth! Our OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification, and Security–Regolith Explorer) spacecraft is approaching Earth, and on Sept. 24, 2023, it released […]

Hubble: The Great Space Telescope

This documentary celebrates not only the scientific and technological achievements of this telescope, but also the human spirit that’s helped to keep it up and operational for all these years. […]

And Then There Was Voyager

NASA’s legendary grand tour of the outer solar system from the mission conception in the early 1970’s is described. The search for the heliopause is discussed. This presentation is told […]