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NASA @NASA
#MSL: Touchdown confirmed for @marscuriosity
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NASA @NASA
#MSL: Here's a better picture where you can see the @marscuriosity shadow in Gale Crater on Mars http://t.co/hzo1lLA3
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NASA @NASA
#MSL: Here's one of the first images from @marscuriosity http://t.co/Zbm5obi8
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NASA @NASA
Maybe we can help you with that. 'All Around the World,' next off it? RT @justinbieber: I wanna do a concert in space
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NASA @NASA
#MSL: We're within 30 mins of landing @marscuriosity on the red planet. Are you watching? It's streamed live: http://t.co/qMeFERLo #MSL
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NASA @NASA
"Today, the wheels of Curiosity have begun to blaze the trail for human footprints on Mars," @nasa Administrator Charles Bolden #MSL
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NASA @NASA
#MSL: We've got thumbnails from @marscuriosity: http://t.co/R2DXPXOh
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NASA @NASA
Here is @marscuriosity's First Color Image of the Martian Landscape looking north http://t.co/Y3EjojCv #MSL http://t.co/C1h0oQkL
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NASA @NASA
Happy St. Patrick's Day! Here's a classic cloud-free image of Ireland from our Aqua satellite. http://t.co/RTZ7Rr0t #stpatsday
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NASA @NASA
The #VenusTransit is underway -- are you watching? Last one until 2117! Here's another image from @nasa_sdo http://t.co/g36muZzv
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NASA @NASA
Stay 'Up All Night' with @nasa to Watch the Perseids Meteor Shower - This Saturday night. Chat w/ our astronomers: http://t.co/qVsL4PJI
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NASA @NASA
Here's a new image from @nasa_sdo showing egress now. Almost time to say good-bye to the #VenusTransit til 2117. http://t.co/TWwnkA6Z
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NASA @NASA
"Sally Ride broke barriers with grace and professionalism – and literally changed the face of America’s space program." http://t.co/q7BLb95t
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NASA @NASA
What took almost 7 hours is seen in 39 secs in this amazing new @nasa_sdo video of the #VenusTransit: http://t.co/BHAP3TKv
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NASA @NASA
Tell everyone about the upcoming #VenusTransit on June 5! It won't happen again until 2117! http://t.co/guMYLzLn
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NASA @NASA
"There's a one-ton piece of American ingenuity and it's sitting on the surface of Mars right now," @whitehouseostp's John Holdren #MSL
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NASA @NASA
#MSL: One hour until the landing of @marscuriosity on the red planet. Are you watching? http://t.co/qMeFERLo #MSL
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NASA @NASA
Star Trek debuted 45 years ago today. Thanks fellow tweeps @williamshatner @therealnimoy @realnichelle & @georgetakei for the inspiration!
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NASA @NASA
#MSL: @marscuriosity is now flying autonomously and is on it's own closing in on Mars. There are no more commands from Earth.
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NASA @NASA
Live from mission control: @marscuriosity is 2 hours from landing. Watch live on NASA TV: http://t.co/qMeFERLo #MSL
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NASA’s Best Tweets

@NASA

Explore the universe and discover our home planet with @NASA. We usually post in Eastern Time (UTC/GMT-5).

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