
The perfectly picturesque spiral galaxy known as Messier 81, or M81, looks sharp in this composite from NASA's Spitzer and Hubble Space Telescopes and NASA's Galaxy Evolution Explorer. via NASA https://ift.tt/RZsBXdH
This close-up view of the United States flag plate on NASA's Perseverance was acquired on June 28, 2025 (the 1,548th day, or sol, of it...
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