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Shadow Notes

A purple Moon with a bright white, wispy solar atmosphere billowing out around it. It fills the red and purple background.
Harnessing the 2024 Eclipse for Ionospheric Discovery with HamSCI
3 min read

As the total solar eclipse on April 8, 2024, draws closer, a vibrant community of enthusiastic amateur radio operators, known…

New ‘Eclipse Watch’ Tool Shows Eclipses from Space Any Time
4 min read

Do you wish you could see a total solar eclipse every day? With a new online tool called Eclipse Watch,…

Citizen Scientists Invited to Collect Data for NASA During Eclipse
4 min read

On April 8, 2024, as the Moon passes between the Sun and Earth, thousands of amateur citizen scientists will measure…

Don’t Make Me Wait for April 8!
4 min read

Can’t wait to see the Moon block the Sun on April 8? Neither can we. But we have good news…

Eclipse Citizen Science for Educators
3 min read

“Citizen” here refers to citizens of Planet Earth. These projects are open to everyone, regardless of country of birth or…

Contribute to NASA Research on Eclipse Day – and Every Day
4 min read

NASA is celebrating the Sun during the Heliophysics Big Year, which extends through the end of 2024. You can get…