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What NASA's Dawn Saw on Ceres and Vesta Stunned Me?

A quiet NASA mission rewrote what we know about the asteroid belt. Dawn visited Vesta and Ceres two time-capsule worlds ...

NASA quietly sends two spacecraft to Mars — and they're going a new way

A NASA mission will send twin spacecraft to Mars to learn what happened to the Red Planet's ancient, thick atmosphere.
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NASA Warns Earth Is Getting Dangerously Dark—And It’s Heating Up Faster Than Anyone Expected

For more than two decades, Earth has been quietly growing darker. Not in metaphor or mood, but in physics. Satellite data collected by NASA’s Clouds and the Earth’s Radiant Energy System (CERES) ...