nasa

Melissa Sevigny

The Navajo Nation is arid and vast—nearly thirty thousand square miles. Hydrologists struggle to collect much-needed measurements of rainfall there. But now they have help from NASA satellites.


Caltech/R.Hunt(IPAC)

The public can now join the hunt for the elusive Planet Nine, a massive planet astronomers believe might be hidden beyond Neptune.

Center for Snow and Avalance Studies

NASA is keeping track of dust that settles on snow in the Rocky Mountains. The research will help hydrologists improve their predictions for how fast the Colorado River will rise this spring.


NASA

NASA satellite imagery shows a more detailed picture of how drought has shrunk water levels and exposed the bottom of the Colorado River in the lower Grand Canyon.


NASA/JPL-Caltech

A rare asteroid made of metal may have water on it. From the Arizona Science Desk, Melissa Sevigny reports the discovery was made by a planetary scientist in Flagstaff.


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