Stories, updates, insights, and original analysis from The Planetary Society.
The International Astronomical Union currently recognizes five dwarf planets: Ceres, Pluto, Haumea, Makemake, and Eris.
New stars are being born, new missions are being conceived, and new discoveries are being made all the time.
JWST’s stunning first science images
The enigmatic water-rich world in the inner Solar System could be set for a bold new NASA astrobiology mission.