NExScI
NASA Exoplanet Science Institute
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2026 Sagan Summer Workshop
July 20-24, 2026
Community Science (Ad ASTRA) Workshop
September 1-3, 2026
NASA Hubble Fellowship Program
Sagan Summer Workshop
Sagan Summer Workshop YouTube Channel
NASA-Keck Call for Proposals
The NASA-Keck Partnership
NN-Explore
NASA Exoplanet Archive
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NEID Archive
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KI Data Archive
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PTI Archive
6,333
Confirmed Planets
917
TESS Confirmed Planets
8,113
TESS Project Candidates
1,056
Multi-Planet Systems
Caltech President Ray Jayawardhana Opens the 2026 Sagan Summer Workshop
July 24, 2026 • Press Release
The topic this year was Exoplanets with Roman Surveys: Microlensing and Transits.
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EXPRES Solar Data Now Available
April 20, 2026 • Data Release
The initial release of ExPRES solar data is now available alongside NEID solar data.
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2026 NHFP Fellows Announced
March 25, 2026 • Press Release
Congratulations to the six new Sagan Fellows!
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2026B NASA-Keck Call for Proposals
February 12, 2026 • Proposal Opportunity
The Call for Proposals for NASA time at the W. M. Keck Observatory in observing semester 2026B (August 1, 2026 to January 31, 2027) is now open!
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Exoplanet Mass vs. Period
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Kepler Candidate Equilibrium Temperature
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Exoplanets by Discovery Year
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Exoplanet Radius vs. Mass
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Science at NExScI
