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Cosmic Expansion

NASA’s Nancy Grace Roman Space Telescope will be a discovery machine, thanks to its wide field of view and resulting torrent of data. Roman's near-infrared Wide Field Instrument will capture an area 200 times larger than the Hubble Space Telescope’s infrared camera, and with the same image sharpness and sensitivity.

Mapping the Universe

Hubble Space Telescope

A Cosmic Rarity

James Webb Space Telescope

An Earth-Sized Exoplanet

Imaging X-ray Polarimetry Explorer

Heartbeat Black Hole

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Crew Sets Up Space Hardware to Make Fiber Optics and Brew Lunar Sake

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NASA’s SpaceX Crew-10 Astronauts to Discuss Science Mission

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NASA’s PREFIRE CubeSat Mission Extended

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Artemis II Crew Train for Night Launch Scenarios at Kennedy Space Center

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Hubble Examines Low Brightness, High Interest Galaxy

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NASA’s Apollo Samples, LRO Help Scientists Forecast Moonquakes

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NASA Seeks Proposals for 2026 Human Exploration Rover Challenge 

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What’s Up: August 2025 Skywatching Tips from NASA

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The Art of Astronaut Photography

In the latest episode of "Houston We Have a Podcast," NASA astronauts Don Pettit and Matt Dominick share their experiences capturing stunning photography from the International Space Station.

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Former NASA astronaut Shane Kimbrough is photographed during a spacewalk in January 2017.

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Earth Science

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.

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A type of phytoplankton called coccolithophores, less common in waters off New England since around 2010, made an impressive appearance in summer 2025.

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