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What's Up Blog: Thoughts about our solar system by Jane Houston Jones
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Hubble Space Telescope
NASA Hubble Exhibit at National Air and Space Museum   23 Apr 2014
Two instruments that played critical roles in discoveries made by NASA's Hubble Space Telescope now are on display in an exhibit at the Smithsonian National Air and Space Museum in Washington. c Read More
MESSENGER
MESSENGER Completes Its 3,000th Orbit of Mercury, Sets Mark for Closest Approach   22 Apr 2014
On April 20, MESSENGER completed its 3,000th orbit of Mercury and moved closer to the planet than any spacecraft has been before, dropping to an altitude of 199 kilometers (123.7 miles) above the planet's surface. Read More
Earth Science Missions
NASA Celebrates Earth Day with Public Events, Online Activities   18 Apr 2014
NASA will celebrate the 44th anniversary of Earth Day with a variety of live and online activities April 21-27 to engage the public in the agency's mission to better understand and protect our home planet. Read More
NASA Completes LADEE Mission with Planned Impact on Moon's Surface
NASA Completes LADEE Mission with Planned Impact on Moon's Surface   18 Apr 2014
Ground controllers at NASA's Ames Research Center in Moffett Field, Calif., have confirmed that NASA's Lunar Atmosphere and Dust Environment Explorer (LADEE) spacecraft impacted the surface of the moon, as planned, between 9:30 and 10:22 p.m. PDT Thursday Read More
Calendars: Solar System Launches & Events
03 May 2014 20th Anniversary, Clementine: Departure from Lunar Orbit
04 May 2014 25th Anniversary, Magellan: Launch
05 May 2014 Eta Aquarids Meteor Shower Peak
15 May 2014 5th Anniversary, Spitzer Space Telescope: Extended Mission Begins
16 May 2014 45th Anniversary, Venera 5: Venus Atmospheric Descent
17 May 2014 45th Anniversary, Venera 6: Atmospheric Descent
18 May 2014 45th Anniversary, Apollo Program: Apollo 10 Launch
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Last Updated: 24 Apr 2014