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What's Up - July 2015
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What's Up Blog: Thoughts about our solar system by Jane Houston Jones
Latest Stories
Unusual Red Arcs Spotted on Icy Saturn Moon   29 Jul 2015
Like graffiti sprayed by an unknown artist, unexplained arc-shaped, reddish streaks are visible on the surface of Saturn's icy moon Tethys in new, enhanced-color images from NASA's Cassini spacecraft. The red arcs are narrow, curved lines on the moon's Read More
NASA Mars Orbiter Preparing for Mars Lander's 2016 Arrival   28 Jul 2015
NASA's Mars Reconnaissance Orbiter will fire thrusters on Wednesday for a maneuver to get into position for the 2016 arrival of NASA's next Mars lander. Read More
New Names and Insights at Ceres
New Names and Insights at Ceres   28 Jul 2015
Colorful new maps of Ceres, based on data from NASA's Dawn spacecraft, showcase a diverse topography, with height differences between crater bottoms and mountain peaks as great as 9 miles (15 kilometers). Read More
Earth's Moon
Summer Blue Moon   27 Jul 2015
According to modern folklore, whenever there are two full Moons in a calendar month, the second one is "blue." Read More
Calendars: Solar System Launches & Events
31 Jul 2015 20th Anniversary, Ulysses: Maximum North Solar Latitude (+80.2 Degrees)
06 Aug 2015 1st Anniversary, Rosetta: Rosetta's Rendezvous with Comet 67P/Churyumov-Gerasimenko
10 Aug 2015 25th Anniversary, Magellan: Venus Orbit Insertion
11 Aug 2015 50th Anniversary, Surveyor Model 1: Launch
12 Aug 2015 10th Anniversary, Mars Reconnaissance Orbiter: Launch
17 Aug 2015 45th Anniversary, Venera 7: Launch
18 Aug 2015 30th Anniversary, Suisei: Launch
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Last Updated: 29 Jul 2015