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Pluto's blue bands get high-resolution makeover

How astronomers could actually see 'Planet Nine'

NASA's Kepler comes roaring back with 100 new exoplanet finds

New film 'A Beautiful Planet' offers stunning views of Earth

Alien hunters claim Venus has buildings

1917 glass plate offers oldest evidence of exoplanetary system

NASA races to save planet-hunting Kepler spacecraft

NASA: Saturn probe unaffected by hypothetical Planet Nine

Exploding stars leave radioactive clues beneath Earth's oceans

Did an asteroid slam into Jupiter?