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Awesome alignment: How to see Mars, Earth, sun line up

Awesome alignment: How to see Mars, Earth, sun line up

Skywatchers will get a rare treat Tuesday night, when Mars, Earth and the sun will be arranged in a nearly-straight line.

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Awesome alignment: How to see Mars, Earth, sun line up

Skywatchers will get a rare treat Tuesday night, when Mars, Earth and the sun will be arranged in a nearly-straight line. VPC