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What's Up May 2015
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What's Up Blog: Thoughts about our solar system by Jane Houston Jones
Latest Stories
Asteroids
Asteroid Distant 'Flyby' Thursday   13 May 2015
An asteroid, designated 1999 FN53, will safely pass more than 26 times the distance of Earth to the moon on May 14. To put it another way, at its closest point, the asteroid will get no closer than 6.3 million miles away (10 million kilometers). Read More
New Horizons
New Horizons Spots Pluto's Faintest Known Moons   13 May 2015
For the first time, NASA's New Horizons spacecraft has photographed Kerberos and Styx - the smallest and faintest of Pluto's five known moons. Read More
Europa Clipper
NASA Research: Europa's Mystery Dark Material Could Be Sea Salt   12 May 2015
NASA laboratory experiments suggest the dark material coating some geological features of Jupiter's moon Europa is likely sea salt from a subsurface ocean, discolored by exposure to radiation. Read More
Dawn
Ceres Animation Showcases Bright Spots   10 May 2015
The mysterious bright spots on the dwarf planet Ceres are better resolved in a new sequence of images taken by NASA's Dawn spacecraft on May 3 and 4, 2015. Read More
Calendars: Solar System Launches & Events
08 Jun 2015 40th Anniversary, Venera 9: Launch
08 Jun 2015 50th Anniversary, Luna 6: Launch
09 Jun 2015 30th Anniversary, Vega 1: Balloon and Lander Operations at Venus
13 Jun 2015 5th Anniversary, Hayabusa: Sample Return to Earth
14 Jun 2015 40th Anniversary, Venera 10: Launch
15 Jun 2015 30th Anniversary, Vega 2: Venus Landing
19 Jun 2015 20th Anniversary, Ulysses: 1st North Polar Pass
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Last Updated: 22 May 2015