Planetary Science

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dwarf planet Makemake and newly discovered moon

A 2015 image from the Hubble Space Telescope reveals a faint moon orbiting the dwarf planet Makemake.

planets

THINKING OUTSIDE THE GOLDILOCKS ZONE  The hunt for extraterrestrial life has long focused on planets at a just-right distance from alien stars, where liquid water can exist on a planet’s surface.

illustration of current and future exoplanet telescopes

PUTTING EYES ON EXOPLANETS  A suite of current and future telescopes (including, from left, Spitzer, TESS, Hubble, James Webb and WFIRST-AFTA) could identify remote habitable worlds and peer into the newfound atmospheres for hints of alien biology. 

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