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Exoplanet Missions

A graphic of present and future exoplanet missions from space agencies and observatories around the world.

Evolving Earth

Our planet passed through stages to become a habitable world.

Ancient Earth Surface

Illustration of Earth's surface as it might have looked 3.8 billion years ago.

Exoplanet Eclipses and Transits for WASP-18 b

Scientists used the James Webb Space Telescope to observe the exoplanet WASP-18 b and its star before, during and after…

WASP-18 b: Animation of an Exoplanet Eclipse

Researchers made a brightness map, tracing the glow from hot regions of WASP-18 b as it slipped behind, and reappeared…

WASP-18 b Atmospheric Spectrum from James Webb Space Telescope

The Webb Telescope directly observed water vapor on WASP-18 b, a gas giant exoplanet, in even relatively small amounts in an…

WASP-18 b Illustration

WASP-18 b is a gas giant exoplanet 10 times more massive than Jupiter that orbits its star in just 23 hours.…

TESS (Transiting Exoplanet Survey Satellite)

An illustration of NASA's TESS spacecraft.

Kepler Space Telescope

An illustration of NASA’s Kepler Space Telescope.

Video: O TRAPPIST-1, How Lovely Are Thy Planets

We've wanted to study the TRAPPIST-1 exoplanets with the James Webb Space Telescope since its Christmas Day launch in 2021.…

Infographic: Chemical Reactions Caused by Starlight

Analysis of the exoplanet WASP-39b identified the sulfur dioxide. Its presence can only be explained by photocemistry.