NASA TESS Science Support Center

TSSC supports the TESS Scientific community and provides information, tools, and helpdesk support for using TESS data.

TESS Confirmed Exoplanets
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Scientific Papers
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Days of Science
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NASA TESS

Upcoming Meetings

  • 4th January - 8th January 2026
    AAS 247 - Phoenix, AZ

    The TESS Science Support Center will be present at the NASA exhibitor booth from 1-3pm daily during the 247th AAS meeting. In addition, the TESS mission will be holding the special splinter session 'Science from the TESS Extended Mission' on Wednesday, January 7th, 6pm - 9pm in room 301 C at the Phoenix Convention Center

    We look forward to seeing you there.

  • View past meetings »

Latest TESS News Bulletins

TESS Special News Bulletin: Dec 18th

TESS Special Observation of Interstellar Comet 3I/ATLAS (January 2026)

The Transiting Exoplanet Survey Satellite (TESS) will conduct a special observation of interstellar comet 3I/ATLAS in January 2026, temporarily interrupting Sector 99 to capture this rare opportunity to observe this object from another solar system. TESS's high-precision, continuous photometry ...

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TESS Weekly Bulletin: Nov 20th

Welcome TESS followers to our latest news bulletin!

This week, we are looking at three recent papers from the archive. Enjoy!

First, we highlight the discovery of a vast stellar complex surrounding the Pleiades star cluster, demonstrating how TESS observations can reveal hidden structures in well-known objects. The study combines ...

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TESS Weekly Bulletin: Nov 10th

Welcome TESS followers to our latest news bulletin!

This week, we are looking at three recent papers from the archive. Enjoy!

First, we highlight the discovery of 79 delta Scuti stars residing in an open cluster. These pulsating variables are located within the classical Cepheid instability strip, representing an important ...

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TESS Weekly Bulletin: Oct 24th

Welcome TESS followers to our latest news bulletin!

This week, we are looking at three recent papers from the archive. Enjoy!

First, we highlight a deep exploration of classical Cepheid variables with TESS. These stars serve as crucial distance indicators, making them fundamental tools for stellar, galactic, and extragalactic astrophysics ...

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TESS Weekly Bulletin: Oct 6th

Welcome TESS followers to our latest news bulletin!

This week, we are looking at three recent papers from the archive. Enjoy!

First, we highlight the discovery and characterization of TOI-6109, a young planetary system in the Alpha Persei cluster consisting of two Neptune-sized planets orbiting a 75-million-year-old Sun-like star. Such ...

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News archive »

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