Europe's Mars Express orbiter recently imaged a huge valley system on the Red Planet — and dust devils dot the alien landscape.
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The three planets in the western twilight are pulling away from each other now. On Wednesday, the Moon will occult Venus in daylight. The post This Week's Sky at a Glance, June 12 – 21 appeared first on Sky & Telescope.
The three planets in the western twilight are pulling away from each other now. On Wednesday, the Moon will occult Venus in daylight.
The post This Week's Sky at a Glance, June 12 – 21 appeared first on Sky & Telescope.
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