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Astronomy · Space Telescopes

TESS

NASA's all-sky survey for nearby exoplanets.

Full name
Transiting Exoplanet Survey Satellite
Agency
NASA
Method
Transit photometry
Coverage
Bright stars across most of the sky

NASA/Kennedy · NASA media (public domain)

Gallery

TESS Spacecraft Uncrating

The top of the shipping container is lifted up by crane from NASA's Transiting Exoplanet Survey Satellite (TESS) inside the Payload Hazardous Servicing Facility at the agency's Kennedy Space Center in Florida.

2018

NASA/Kennedy · NASA media (public domain)

Source archive ↗

An all-sky planet hunter

TESS, the Transiting Exoplanet Survey Satellite, scans large swaths of the sky in turn, monitoring bright, nearby stars for the telltale dips of transiting planets.

Choosing bright stars

By focusing on relatively bright, nearby stars, TESS finds planets that are easier for other observatories — including the James Webb Space Telescope — to study in detail afterward.

Building on Kepler

Where Kepler stared deeply at one region to measure how common planets are, TESS surveys the whole sky to find the nearest and best examples for further investigation.

Knowledge connections

How this connects across Asteria Star — scientific, cultural, and astrological links are kept separate.

Scientific connections

Observational connections

Mission connections

Discovery connections

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