Accelerate progress in our three core enterprises — Explore Worlds, Find Life, and Defend Earth. You can support the entire fund, or designate a core enterprise of your choice.
Exoplanet WD 1856b Jupiter-size WD 1856b is nearly seven times larger than the white dwarf it orbits every day and a half. Astronomers discovered it using data from NASA’s Transiting Exoplanet Survey Satellite and now-retired Spitzer Space Telescope. NASA/JPL-Caltech/NASA's Goddard Space Flight Center