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.


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


3D Tissue Chips

Developing tissue chips that can be used for modeling of acute and/or chronic exposures for 6 months or longer 3D…

Able 1 (Pioneer 0)

Pioneer 0, also known as Able 1, was the first-ever launch to the Moon — and humanity’s first attempt to…

Able 2 (Pioneer 1)

The U.S. Air Force shared management of this lunar mission with America's newly-formed space agency — NASA.

Able 4B (Pioneer P-3)

Able 4B, also known as Pioneer P-3, was part of a U.S. push to get to the Moon after the…

Able 5A (Pioneer P-30)

What was Able 5A (Pioneer P-30)? This U.S. probe had a mission similar to its failed predecessor, Able 4B. It…

Able 5B (Pioneer P-31)

What was Able 5B (Pioneer P-31)? LIke its two unsuccessful predecessors, this U.S. spacecraft was launched to orbit the Moon.…


NASA’s Advanced Composition Explorer (ACE) collects and analyzes particles of solar, interplanetary, interstellar and galactic origins. The data contributes to…


Advancing combustion technology via fundamental microgravity/Improving efficiency and reducing emission in practical terrestrial combustion The Advanced Combustion via Microgravity Experiments…


Earth Orbiter

Advanced Plant Habitat

Conducting plant bioscience research aboard the International Space Station The Advanced Plant Habitat (APH) is the largest, fully automated plant…


Launch Date May 21, 2010 Launch Site Tanegashima Space Center, Tanegashima, Japan Destination Venus Type Orbiter Status Successful–In Progress Nation…

Apollo 15 Subsatellite

Launch Date Aug. 4, 1971 Launch Site Cape Canaveral, Florida, USA | Launch Complex 39A Destination Earth’s Moon Type Orbiter…

Apollo 16 Subsatellite

Launch Date Apr. 24, 1972 Launch Site Cape Canaveral, Florida, USA | Launch Complex 39A Destination Earth’s Moon Type Orbiter…


Earth Orbiter


Eyes on Aquarius The joint U.S./Argentinian Aquarius/Satélite de Aplicaciones Científicas (SAC)-D mission was launched June 10, 2011, and ended on…


Note: This page refers to the twin robotic spacecraft currently studying the Moon. For details on NASA’s new Artemis mission…


The Atlas Program ATLAS-1, the first of the ATLAS series of Shuttle flights, was an important part of the long-term,…


Applications Technology Satellite Program The Applications Technology Satellite (ATS) series was conceived of as a follow-on to the successful experimental…


Earth Orbiter


The Atmospheric Waves Experiment (AWE) is attached to the exterior of the Earth-orbiting International Space Station. From its space station…


BARREL was a balloon-based mission to study X-rays in Earth’s atmosphere near the North and South poles.


What is BepiColombo? BepiColombo is an international mission comprised of two spacecraft riding together to Mercury to orbit and to…


Beresheet was Israel's first lunar mission and the first attempt by a private company to land on the Moon.


Biological Experiment-01 on Artemis I Studying how life responds to conditions beyond low Earth orbit BioExperiment-01 (BioExpt-01) will serve as…


Earth Orbiter


Saturn Orbiter


Space Telescope

Chandrayaan-1 / Moon Impact Probe

India's Chandrayaan-1 played a crucial role in the discovery of water molecules on the Moon.