The US Postal Service announced that they’ll be releasing a series of stamps highlighting images of the sun captured by NASA’s Solar Dynamics Observatory. Source: https://earthsky.org/human-world/new-sun-science-stamps-2021…
Only the Autodidact is Free
The US Postal Service announced that they’ll be releasing a series of stamps highlighting images of the sun captured by NASA’s Solar Dynamics Observatory. Source: https://earthsky.org/human-world/new-sun-science-stamps-2021…