Sci Show: The U.S. Postal Service to Issue NASA Sun Science Forever Stamps. In 2021, the US Postal Service is showcasing the Sun’s many faces with a series of Sun Science forever stamps that show images of solar activity captured by NASA’s Solar Dynamics Observatory, or SDO

Friday, January 15, 2021

The U.S. Postal Service to Issue NASA Sun Science Forever Stamps. In 2021, the US Postal Service is showcasing the Sun’s many faces with a series of Sun Science forever stamps that show images of solar activity captured by NASA’s Solar Dynamics Observatory, or SDO

https://ift.tt/3swepGv via /r/science https://ift.tt/2Kirzpp

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