The Planetary Society Articles

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The Sun, our solar systems star

Posted: 25 May 2021 01:39 PM PDT
https://www.planetary.org/worlds/the-sun

Our Sun is an active star, frequently bursting out storms of plasma and
radiation into the solar system.

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Asteroid Close Calls

Posted: 25 May 2021 09:47 AM PDT
https://www.planetary.org/defend-ear...id-close-calls

See every city-killer-size asteroid that has passed or will pass closer to
Earth than the Moon.