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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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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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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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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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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