Mark your calendars: The smallest planet in the solar system is about to make a REALLY big entrance.
The results of Earth-bound lab experiments appear to back up the theory that dark lines on Martian slopes are created by water.
A distant tailless comet hails from inner solar system, but as its lack of ice shows, it's likely an ancient body, hailing from when the planets were being born.
SpaceX plans to send an unmanned Dragon capsule to Mars as early as 2018.
The women who worked at NASA's Jet Propulsion Laboratory in the 1960s weren't only trailblazers for the solar system, they were pioneers for the more accepting climate of women in sciences today.
Astronomers using the Hubble Space Telescope have found a tiny, dark moon circling the dwarf planet Makemake, a Pluto sibling in the solar system’s distant Kuiper Belt.
A bombardment of asteroids on a once-icy ancient Mars may have created vast oceans of liquid water, which persisted for 200 million years.
It seems that whenever we look at a new picture of Saturn by NASA's Cassini mission, there's always something unique. And often, there's hidden gem.
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