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Cosmic Dawn

For over three decades, NASA and an international team of scientists and engineers pushed the limits of technology, innovation, and perseverance to build and launch the the most powerful space observatory ever created. This is the untold story of the James Webb Space Telescope.

Streaming on NASA+ about Cosmic Dawn

NASA’s Human Exploration Rover Challenge

More than 500 students with 75 teams from around the world participated in the 31st year of NASA’s Human Exploration Rover Challenge (HERC) on April 11 and April 12, 2025, near NASA’s Marshall Space Flight Center in Huntsville, Alabama. Participating teams represented 35 colleges and universities, 38 high schools, and two middle schools from 20 states, Puerto Rico, and 16 other nations.

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Earth Information Center

Explore our changing planet

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.

Earth Science about Explore our changing planet
Several weeks into the 2025 eastern Pacific hurricane season, a pair of tropical cyclones churned off the western coast of Mexico. The storms—Barbara and Cosme—are visible in this image, acquired on the afternoon of June 9, 2025, by the Visible Infrared Imaging Radiometer Suite on the NOAA-20 satellite.