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NASA Exoplanet Science Institute
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2025 Sagan Summer Workshop
July 21-25, 2025
ExSoCal 2025
December 15-16, 2025
Spirit of Lyot 6
February 2-6, 2026
NASA Hubble Fellowship Program
Sagan Summer Workshop
Sagan Summer Workshop YouTube Channel
NASA Keck Call for Proposals
The NASA Keck Partnership
NN-Explore
Exoplanet Follow-up Observing Program (ExoFOP)
Keck HIRES Radial Velocity Pipeline
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NASA Exoplanet Archive
NEID Archive
5,989
Confirmed Planets
687
TESS Confirmed Planets
7,668
TESS Project Candidates
1,002
Multi-Planet Systems
2026A NASA Keck Call for Proposals Released
August 8, 2025 • Call for Proposals
The Call for Proposals for NASA time at the W. M. Keck Observatory in observing semester 2026A (February 1, 2026 to July 31, 2026) is now open.
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Evidence for a Planet around the Closest Solar Twin
August 7, 2025 • Press Release
New JWST observations provide the strongest evidence to-date of a gas giant orbiting Alpha Centauri A.
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One Million ExoFOP Files and Counting
June 7, 2025 • Press Release
Congratulations to the Exoplanet Follow-up Observing Program (ExoFOP) for surpassing one million user-submitted data files!
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A Giant Planet around a Tiny Star
June 4, 2025 • Press Release
The discovery of a giant planet orbiting a tiny star challenges theories on planet formation.
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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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