2 puzzles · Browse all puzzles
BIOSIGNATURE, TERRESTRIAL, ATMOSPHERE, GOLDILOCKS, TEEGARDEN, HABITABLE, RADIATION, EXOPLANET, DISCOVERY, TELESCOPE, TRAPPIST, SPECTRUM, PROXIMA, BARNARD, KEPLER, GLIESE, LUYTEN, OXYGEN, WATER, OCEAN, ROSS, TAU
MICROLENSING, BRIGHTNESS, WAVELENGTH, PHOTOMETRY, TELESCOPE, DETECTION, STARLIGHT, SPECTRUM, TRANSIT, DOPPLER, GRAVITY, PLANETS, IMAGING, ORBITS, RADIAL