NASA ASTRONAUT
Donald R. PettitSPACE STATION SCIENCE
Pettit's Previous ContributionsHUMANS IN SPACE
Expedition 71
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NASA Scientists Re-Create Mars ‘Spiders’ in a Lab for First Time
Voyager 1 Team Accomplishes Tricky Thruster Swap
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What’s Up: September 2024 Skywatching Tips from NASA
NASA Remembers Sept. 11
The attacks of Sept. 11, 2001 were a national tragedy that resulted in a staggering loss of life and a significant change in American culture. Each year, we pause and remember.
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Chile Flowers Bloom in Space
Chile pepper plants growing in the Advanced Plant Habitat aboard the International Space Station bore fruit in the late summer and fall of 2021. Overcoming the challenges of growing fruit in microgravity is important to NASA for long-duration missions during which crew members will need good sources of Vitamin C to supplement their diets.
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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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