Skywatchers In North America Hope For Clear Skies To See Transit Of Mercury
Monday morning, the solar system's innermost planet will begin a 5.5-hour march across the disc of the sun. All you need to see it are clear skies and access to a telescope with a sun filter.
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Làm đẹp Blog 247 November 10, 2019 at 07:00PM
Category Health & Science
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