A bombardment of asteroids on a once-icy ancient Mars may have created vast oceans of liquid water, which persisted for 200 million years.
In November 2014, the plucky lander Philae touched down on a comet, making headlines worldwide. A hard landing drastically shortened its lifespan, but scientists still gleaned a ton of new information about comets.
Water ice is surprisingly abundant on Pluto's surface, a new map of the dwarf planet reveals.
A European spacecraft has spotted water ice on the surface of a comet, shedding new light on the formation and evolution of the icy object.
When it comes to studying planets beyond the solar system, more is indeed merrier, especially when the results clear up a long-standing mystery.
When the moon was formed from a massive planetary collision billions of years ago, somehow very little of Earth's water ended up on the moon -- and planetary scientists aren't sure why. Continue reading →
Haven't we heard this one before? The one about "water on Mars"? DNews breaks out what's new about the latest Mars-water discovery compared to earlier findings.
The erupting geysers on Saturn's Enceladus may not be geysers at all, they might just seem to appear when viewed from certain angles.
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