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Early on July 31st, the planet Mars will be closer to Earth than at any time in the past 15 years. It's bright and unmistakable in the southwestern sky after evening twilight.
The post Mars Passes Closest to Earth Since 2003 on July 31st appeared first on Sky & Telescope.
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The post Mars Passes Closest to Earth Since 2003 on July 31st appeared first on Sky & Telescope.
Continue reading...