NASA Science Missions

Featured Missions

Upcoming mission milestones showcase the breadth and depth of NASA science.

A montage of the Webb Space Telescope over a composited background of stars and galaxies.

James Webb Space Telescope

Webb is celebrating one year of incredible discoveries, from exoplanets to the early Universe.

An artistic visualization of the OSIRIS-REx spacecraft hovering above the surface of Asteroid Bennu. The spacecraft is silver, shiny with two wings on the top and a long extension from the bottom.


OSIRIS-REx is the first U.S. mission to collect samples from an asteroid. It returned the samples to Earth on Sept. 24, 2023, kicking off an exciting autumn of asteroid milestones!

Parker Solar Probe orbiting over The Sun.

Parker Solar Probe

Parker just completed its 16th orbit, moving ever closer to the surface of the Sun. Celebrate this mission and others with the Heliophysics Big Year, beginning in October 2023.

All Science Missions


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