ACTIVE MISSION
Expedition 74OFF THE EARTh, FOR THE EARTH
Space Station BlogA Momentous Milestone
25 Years on the Space Station
Featured News
Space Station Research Informs New FDA-Approved Cancer Therapy
NASA’s Hubble Examines Cloud-9, First of New Type of Object
Supernova Remnant Video From NASA’s Chandra Is Decades in Making
What’s Up: January 2026 Skywatching Tips from NASA
Measureing a White Dwarf Star
For the first time, scientists have used NASA’s IXPE (Imaging X-ray Polarization Explorer) to study a white dwarf star. Using IXPE’s unique X-ray polarization capability, astronomers examined a star called the intermediate polar EX Hydrae, unlocking the geometry of energetic binary systems.
Discover EX Hydrae about Measureing a White Dwarf Star
Welcome to the Universe
Today
Image Of The Day
First Sky Map from NASA’s SPHEREx Observatory
NASA’s SPHEREx Observatory has mapped the entire sky in 102 infrared colors, as seen here in this image released on Dec. 18, 2025. This image features a selection of colors emitted primarily by stars (blue, green, and white), hot hydrogen gas (blue), and cosmic dust (red).
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Artemis
Send Your Name Around the Moon
Artemis II will test NASA’s deep space capabilities as humans fly on the Space Launch System rocket and Orion spacecraft for the first time. Join the mission by launching your name around the moon alongside NASA astronauts Reid Wiseman, Victor Glover, Christina Koch, and Canadian Space Agency astronaut Jeremy Hansen.
Artemis II Boarding Pass about Send Your Name Around the Moon
