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Astrophysics picture of the day for April 22, 2019 Admire the beauty but fear the beast. The beauty is the aurora overhead, here taking the form of great green spiral, seen between picturesque... See more
Picture of the Day
Collage of earth photographs
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NASA Invites You to “Picture Earth” for Earth Day

Our magnificent planet is always ready for its close-up. On Earth Day, April 22, NASA wants to see your take.

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OCO-3 Launch

Science By The Numbers

Technology Innovation
$400M
Invested Annually
Balloons
13
Science Payloads
12
Student Experiments
Research
10,000
U.S. Scientists Funded
$600M
Awarded Annually
Earth-Based Investigations
25
Major Airborne Missions
8
Global Networks
Sounding Rockets
16
Science Missions
3
Tech/Student Missions
SMALLSATS/CUBESATS
31
Science Missions
24
Technology Demos
Spacecraft
105
Missions
85
Spacecraft

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