MESSENGER flew by Venus #today 2006. This image from the flyby is low res, but it shows Venus' dense cloud cover:http://go.nasa.gov/RVi7kE 

20% chance of X flares today. MT @nasa_sdo: We're watching sunspot AR1598. It was source of yesterday's X-class flare:http://ow.ly/i/13qGK 

@NASA has renamed twin satellites, originally known as the RBSP, to the Van Allen Probes in honor of James Van Allen.http://go.nasa.gov/TzLqL7 

Apparently Earthlings have lost their sense of humor since I left, or have stopped having children. Can this be this true? Is Xmas no more?

If out and about in Ohio, look for a semi-truck hauling@NASAWebbTelescp's future carrying case! @limanewshttp://go.nasa.gov/V5JnDy 

More about time. Opportunity is beginning its 10th year, having landed in January 2004, not January 2003.

Good Morning, Earth, from orbiting research ship ISS. Ask Me Anything - I'll be on Reddit tonight to answer your questions, live from space!

"@mashabletech: Astronaut @Cmdr_Hadfield to Host Reddit AMA From Space Sunday at 9 p.m. GMT (4 p.m. ET)http://on.mash.to/14ZSJSi "

See the Moon pass by Jupiter tonight: http://bit.ly/WGAr4Y 

#NASA & @SpaceX to hold a preflight briefing from @NASAKennedyon Thursday at 3 PM ET on Falcon 9 Friday launch with Dragon to#ISS. #CRS2