Space Image of the Day Gallery (August 2017)

Tropical Storm Harvey Viewed from Space

Randy Bresnik/NASA/Twitter

Tuesday, August 29, 2017: As tropical storm Harvey continues to pour heavy rain on southeast Texas, astronauts aboard the International Space Station have been watching the storm from 250 miles (400 kilometers) above the Earth. NASA astronaut Randy Bresnik tweeted this photo taken through the Cupola window Monday night (Aug. 28). "This massive storm covers much of the horizon from up here," Bresnik wrote. — Hanneke Weitering

Hello, Moon!

Randy Bresnik/NASA/Twitter

Wednesday, August 30, 2017: The waxing gibbous moon emerges from behind the Earth in this photo by NASA astronaut and International Space Station flight engineer Randy Bresnik. "Our neighbor the moon peeking over Earth’s shoulder," Bresnik tweeted on Tuesday (Aug. 29). "May Houston see skies like this very soon." — Hanneke Weitering

Saturn's 'Blowhole' Spotted by Cassini

NASA/JPL-Caltech/Space Science Institute

Thursday, August 31, 2017: NASA's Cassini spacecraft captured this close-up of the weird vortex spinning at Saturn's north pole as the mission kicked off its "Grand Finale" on April 26. The strange spot sits in the middle of an even weirder-looking hexagonal jet stream that measures 20,000 miles (32,000 km) across. — Hanneke Weitering

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