Gravity measurements taken by the orbiting Rosetta spacecraft show the body of comet 67 P/Churyumov-Gerasimenko is about 75 percent dust and 25 percent ice all the way through.
Dust gathering in homes at this very moment is more alive than you might think.
The New Horizons mission contains the most distant student experiment in our solar system.
Greenland's melt season started slow but is suddenly speeding up due to warm weather and dark ice. Continue reading →
Scientists using NASA’s Mars-orbiting MAVEN spacecraft discovered a mysterious cloud of dust hundreds of miles above the planet’s surface -- and no explanation for how it got there.
New satellite data shows how Sahara dust in the wind makes it to the Amazon, ensuring its survival. Continue reading →
By watching how an exoplanet orbiting the star Beta Pictoris interacts with circumstellar dust, astronomers are beginning to understand how to look for the dusty fingerprints of hidden alien worlds. Continue reading →
Destroying forests and intensively farming the land erodes as much soil in a few decades as would naturally erode over thousands of years. Continue reading →
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