3 puzzles · Browse all puzzles
PHILOPHROSYNE, MAGACLITE, PRAXIDIKE, HARPALYKE, CALLISTO, GANYMEDE, AMALTHEA, ADRASTEA, PASIPHAE, LYSITHEA, CHALDENE, ORTHOSIE, GALILEO, LAPLACE, TAYGETE, THEBE, METIS, ELARA, CARME, MNEME, LEDA
BIOSIGNATURE, TERRESTRIAL, ATMOSPHERE, GOLDILOCKS, TEEGARDEN, HABITABLE, RADIATION, EXOPLANET, DISCOVERY, TELESCOPE, TRAPPIST, SPECTRUM, PROXIMA, BARNARD, KEPLER, GLIESE, LUYTEN, OXYGEN, WATER, OCEAN, ROSS, TAU
ASTEROID, MERCURY, JUPITER, NEPTUNE, ECLIPSE, GRAVITY, SATURN, URANUS, CRATER, VENUS, EARTH, COMET, ORBIT, STARS, MARS