Groupon is offering a deal on astronaut ice cream? If only they'd send you to space to enjoy it.

.@neiltyson rocking a packed room at #NSS28, talking about investing in space. "Innovation drives economies."

To my awesome colleagues on the @NASA social media teams, here's your award from the Space Foundation #NSS28

W/ @Yembrick & @schierholz receiving the Morrow Public Outreach award on behalf of entire @NASA social media team.

At the Space Symposium Opening Ceremonies w/ @schierholz @Yembrick & @neiltyson #NSS28

Panel at #sxsw gets ready for 2012: You Bet Your Asteroid The World Won't End. @badastronomer @asteroidwatch

@flyingjenny @cariann Seeing you in person here would have been better, but this is the next best thing :) #sxsw

Yikes! The line for cabs at the Austin airport is insane! #sxsw #crawling

Visiting w/ @MarsCuriosity's stunt double in the lab. It's NOT an @instagram, we're under Mars lighting.

I've never felt so clean at work. Happy Halloween!

Hydrogen atmosphere, ammonia clouds, humongous storms. #OccupyJupiter? @NASAJuno is on it.

Had a nice visit with shuttle Endeavour, being prepped for eventual delivery to @casciencecenter #NASATweetup

Bus #3 tweeps are at launch complex 17 checking out the Delta 2 Heavy that will launch #GRAIL tomorrow #NASATweetup

#GRAIL #NASATweetup has begun!! So fun listening to the intros of the 150 great tweeps joining us.

Awesome!! Go @NASAJuno!! A beautiful launch so far.

Paying homage to Discovery and all who worked on the shuttle program #NASATweetup

Crucial instructions on our #NASAtweetup bus. #NASAJuno