TESS_alone_high_res.jpg (IMAGE) Durham University Caption The fully integrated Transiting Exoplanet Survey Satellite (TESS), which launched in 2018 to find thousands of new planets orbiting other stars. Researchers led by Durham University, UK, used TESS to observe the white dwarf binary system TW Pictoris. Credit Orbital ATK / NASA Usage Restrictions No restrictions. License Public Domain Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.