On July 25, 2015, the near-Earth asteroid 1999 JD6 -- a 'contact binary -- made its closest pass of Earth in at least over a century.
In new observations beamed back from Cassini, Saturn's icy moon Tethys has decided to show off its mysterious stripes.
NASA’s New Horizons spacecraft has given scientists their first hint about why Pluto has a reddish hue.
What tiny satellites could take a ride over to Europa? Here are five feasibility studies being considered to hitchhike on a NASA mission.
See Pluto's composition and complex textures in this new 'enhanced' observation of the dwarf planet.
NASA’s Kepler space telescope has found the closest match yet to a world that is similarly sized to Earth and circling a sun-like star at the right distance for liquid surface water, a condition believed to be necessary for life, scientists said Thursday.
A bunch of astronauts dove underwater this week to simulate space. What other crazy places helps NASA learn how to live beyond Earth?
You'd be forgiven for thinking that the only dwarf planet news right now is on Pluto, but Pluto isn't the only small world with interesting stuff going on.
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