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@NASA

Explore the universe and discover our home planet with . We usually post in EDT (UTC-4).

Joined December 2007

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  1. Closest view yet of moon between ’s rings taken by in one of its ring-grazing passes

  2. TOMORROW at 4pm ET: Join our Facebook Live & ask Qs about , it’s exploration of Pluto & what’s next:

  3. Solar System This Week: Help us find the most interesting spots to image on Jupiter, and more! Details:

  4. Ride along for a robot’s-eye-view of 's Mars Yard, a terrain simulator that tests rover hardware & software:

  5. New record set in 2016 for Earth's global average surface temperatures - warmest since recordkeeping began in 1880:

  6. Our rover examines possible signs of drying mud cracks more than 3 billion years old in Martian rock:

  7. We just experienced the hottest year on record. How do we know? By analyzing land, sea and Antarctic data:

  8. LIVE NOW! Climate experts with NASA & are discussing global temperature data and 2016 climate trends. Listen:

  9. 2016 was the hottest year on record, continuing a decades-long warming trend, according to & :

  10. Our climate experts & discuss global temperature data & 2016 climate trends during an 11am ET teleconference:

  11. Good morning USA! Dallas - Austin - San Antonio - Houston, all the way to . Can you find your Gulf Coast city?

  12. No day is alike on . We started the week with a launch of . So cool to watch them fly in formation!

  13. “He would not like to be, forever, the last man to walk on the moon”. –NASA Admin Bolden on passing of Gene Cernan:

  14. A telescope inside a Boeing 747SP enables observations of the solar system & beyond not possible from the ground.

  15. Mars once had lakes, or at least wetter conditions than it does today, based on the latest data from :

  16. Climate experts are discussing global temperature data & 2016 climate trends during a telecon at 11am ET Wednesday:

  17. Success! on its journey to an asteroid made it's first deep space maneuver, a 964 mph change in velocity:

  18. Our Aqua satellite highlighted the atmospheric rivers that brought rains, heavy snowfall & flooding to California:

  19. is fun, especially when you are part of it! Being weightless in free fall, a thin string can easily redirect you.

    Free Fall Experiment - the difference between mass and weight.
    In this video I am demonstrating the difference between mass and weight using the interaction force applied by a string. Students will do a similar experiment on Earth to compare results.

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