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Planetary Defenders
How would humanity respond if we discovered an asteroid headed for Earth? NASA’s upcoming documentary, “Planetary Defenders,” takes you inside the high-stakes world of asteroid hunting and planetary defense.
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Earth Information Center
For more than 50 years, NASA satellites have provided data on Earth's land, water, air, temperature, and climate. NASA's Earth Information Center allows visitors to see how our planet is changing in six key areas: sea level rise and coastal impacts, health and air quality, wildfires, greenhouse gases, sustainable energy, and agriculture.
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Image Of The Day
Suni Williams Conducts Spacewalk
NASA astronaut and Expedition 72 commander Suni Williams is pictured during a spacewalk outside the International Space Station where she replaced a rate gyro assembly that helps maintain the orientation of the orbital outpost.
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