Venus is looking hot. And it looks like lava might be causing it.
NASA’s New Horizons has almost arrived to Pluto! What do we know about this dwarf planet, and what do we hope to learn from sending a probe to the surface?
As NASA's New Horizons spacecraft blasts closer to Pluto at a pace of 750,000 miles per day, increasingly detailed images are beginning to come our way.
The stellar runts of the galaxy probably aren't so great for nurturing Earth-like worlds, say scientists running new simulations of the formation of planets around a variety of stars.
Pluto is 1/6th the size of Earth, but it has 5 moons. Jupiter has 67. Why does the Earth have just 1 moon?
Newly released pictures, taken when Dawn was about 4,500 miles from Ceres, confirm that the bright areas are patches of sunlight bouncing off ...something.
An innovative concept for tiny probes attached to gliders could one day allow small robots to explore intricate locales on Mars that probes never could reach before.
Having already discerned the dwarf planet has distinct surface features, NASA's New Horizons mission has now spotted not just Pluto's largest moons, but the smallest natural satellites too.
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