NASA's Center for Near-Earth Object Studies (CNEOS) calculates and distributes measurements about near-Earth objects, including potentially hazardous asteroids.

The Barbara A. Mikulski Archive for Space Telescopes (MAST) hosts astronomical data for over a dozen missions, including NASA’s flagship space telescopes.

NASA's Physical Sciences Informatics (PSI) database provides open data about physics experiments in reduced gravity and microgravity, enabling further discoveries to advance science and manufacturing.

The Solar and Heliospheric Observatory (SOHO) mission delivers data about the Sun, heliosphere, space weather, and comets that supercharge scientific discoveries about our nearest star.

The Land, Atmosphere Near real-time Capability for Earth observation (LANCE) allows open access to near real-time data about our planet for quicker disaster response and more effective science.

From asteroid samples to cosmic dust, the Astromaterials Data System (Astromat) makes NASA's laboratory analysis of planetary samples open to all.

NASA's Exoplanet Archive makes exoplanet data available to all, fueling further discoveries about distant worlds.

NASA's Open Science Data Repository (OSDR) makes space biology studies open to anyone, helping to make the most of these precious data.

The OMNI dataset makes historical and modern heliophysics data available to all.

The Harmonized Landsat and Sentinel-2 (HLS) project combines data from four satellites to provide regular, complete surveys of Earth's land masses.