Featured News
NASA Samples Antarctic Water to Inform Search for Life on Icy Worlds
NASA’s Hubble Identifies One of Darkest Known Galaxies
Archival Data From NASA’s NEOWISE Tracks Star Turning Into Black Hole
What’s Up: February 2026 Skywatching Tips from NASA
Perseverance Learns to Self-Locate
Imagine you’re all alone, driving along in a rocky, unforgiving desert with no roads, no map, no GPS, and no more than one phone call a day for someone to inform you exactly where you are. That’s what NASA’s Perseverance rover has been experiencing since landing on Mars five years ago. Though it carries time-tested tools for determining its general location, the rover has needed operators on Earth to tell it precisely where it is — until now.
Mars Global LocalizationMars Exploration
Today
Image Of The Day
Crystals Grown in Space
This image of lysozyme crystals grown aboard the International Space Station was taken after the crystals returned to Earth in April 2024. Lysozyme is a protein found in bodily fluids like tears, saliva, and milk. It is used as a control compound to demonstrate well-formed crystals.
Image Galleries
Explore the Universe from your Inbox
Stay up-to-date on the latest news from NASA–from Earth to the Moon, the Solar System and beyond.
We will never share your email address.
Freedom 250
NASA Celebrates America’s 250th Birthday
Our spirit of adventure and innovation will raise our nation to new heights.
From the earliest days of exploration, to the first steps on the Moon and the missions shaping our future, NASA represents the spirit of discovery that defines our nation. As the United States approaches its semiquincentennial, Freedom 250 highlights how innovation, courage, and scientific leadership have carried America forward — and how NASA continues to expand the frontier for the next generation.
Learn More about NASA Celebrates America’s 250th Birthday
