![National Science Teachers Association / NASA / Troy / Michigan / Physics / United States / Academia / Plasma physics / Space plasmas / Sun National Science Teachers Association / NASA / Troy / Michigan / Physics / United States / Academia / Plasma physics / Space plasmas / Sun](https://www.pdfsearch.io/img/c4e6b30f7a0d3cd0ee375b0a6784ca53.jpg) Date: 2013-04-10 16:09:45National Science Teachers Association NASA Troy Michigan Physics United States Academia Plasma physics Space plasmas Sun | | [Troy] As many of you already know, Sun-Earth Day is a combination of events and programs that occur throughout the year, ending with the grand Sun-Earth Day celebration on or near the spring equinox in March. The main gAdd to Reading ListSource URL: sunearthday.nasa.govDownload Document from Source Website File Size: 24,17 KBShare Document on Facebook
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