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Program · NASA · Exploration

NASA Large Strategic Science Missions

NASA's large strategic science missions or large strategic missions, formerly known as Flagship missions or Flagship-class missions, are the costliest and most capable NASA science spacecraft.

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Missions

8 flown, 0 planned · times in your time zone

MSL (Curiosity)
Nov 26, 2011
Atlas V 541 · Success
Radiation Belt Storm Probe A
Aug 30, 2012
Atlas V 401 · Success
JPSS 1 (Joint Polar Satellite System spacecraft No. 1)
Nov 18, 2017
Delta II 7920-10 · Success
Parker Solar Probe
Aug 12, 2018
Delta IV Heavy · Success
Mars 2020 (Perseverance rover & Ingenuity helicopter)
Jul 30, 2020
Atlas V 541 · Success
James Webb Space Telescope (JWST)
Dec 25, 2021
Ariane 5 ECA+ · Success
JPSS 2 (Joint Polar Satellite System spacecraft No. 2) & LOFTID
Nov 10, 2022
Atlas V 401 · Success
PACE (Plankton, Aerosol, Cloud, ocean Ecosystem)
Feb 8, 2024
Falcon 9 Block 5 · Success

STS-93 Crew

All astronauts

Events

All NASA Large Strategic Science Missions events

Vehicles

In the News

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NASA Large Strategic Science Missions

Missions

STS-93 Crew

Events

Europa Clipper News Conference

Europa Clipper Update Briefing

Vehicles

In the News

NASA’s PACE Mission Studies Smoke, Fires

A Turquoise Tint for the Black Sea

New NASA Views of Earth, From (S)PACE

Keeping Up with PACE: Summary of the 2025 PAC3 Meeting

By Air and by Sea: Validating NASA’s PACE Ocean Color Instrument

NASA’s PACE Mission Reveals a Year of Terrestrial Data on Plant Health

Follow NASA Large Strategic Science Missions in the App.

NASA Large Strategic Science Missions

Missions

STS-93 Crew

Events

Europa Clipper News Conference

Europa Clipper Update Briefing

Vehicles

In the News

NASA’s PACE Mission Studies Smoke, Fires

A Turquoise Tint for the Black Sea

New NASA Views of Earth, From (S)PACE

Keeping Up with PACE: Summary of the 2025 PAC3 Meeting

By Air and by Sea: Validating NASA’s PACE Ocean Color Instrument

NASA’s PACE Mission Reveals a Year of Terrestrial Data on Plant Health

Follow NASA Large Strategic Science Missions in the App.