Over the summer, we announced that 22 proposals requesting funding via TESS Cycle 8 were being held in a “selectable” state, pending clarification of budget and programmatic priorities. This week, we are inviting 14 of the 22 proposals to submit Phase 2 budget proposals to NASA. Eight proposals will continue ...

Welcome TESS followers to our latest news bulletin!

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

First is a double feature highlighting the precovery observations from TESS of 3I/ATLAS– the third known interstellar object passing through the Solar system. These objects ...

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 ...

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 ...

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 ...