Earth’s sky is only one version of a cosmic phenomenon. Other planets offer skies filled with strange colors, thick atmospheres, and violent storms. This video takes you on a breathtaking journey ...

Space flight engineers are actively developing and exploring concepts for atmospheric flight on other planets, building on past successes like the 1984 Soviet/French balloon probes on Venus. Current ...

A new study led by the Harvard-Smithsonian Center for Astrophysics (CfA) and the Galileo Project proposed an All-Sky Infrared Camera called Dalek to scan Earth’s skies for signs of aliens or ...

Could hazy exoplanet atmospheres be hiding important clues about alien worlds? Many potentially habitable planets orbit small, active stars that frequently unleash powerful bursts of ultraviolet ...