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Joined December 2007
Born 1 October 1958
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  1. 13 hours ago

    Your task: cable management. Your equipment: bulky, pressurized gloves. Your location: space. Could you do it? and did, as they installed hardware upgrades during a spacewalk:

    94 replies . 269 retweets 2,151 likes
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  2. 15 hours ago

    Artemis III astronauts will touch down on the Moon aboard a Starship Human Landing System. We will be asking U.S. companies to develop astronaut Moon landers for missions beyond III:

    An astronaut steps out of the shadow of a lander and looks out at the Moonscape before them. There is a lunar rover in the foreground. The Earth can be seen in the black sky.
    78 replies . 559 retweets 3,670 likes
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  3. 15 hours ago

    LIVE NOW: NASA leaders, including administrator , provide an update on our plans to get astronauts from lunar orbit to the surface of the Moon under . Listen in:

    An image of the Moon illuminated with deep grey craters throughout the lunar surface. This view of the Moon's north pole is a mosaic assembled from 18 images taken by NASA's Galileo imaging system through a green filter as the spacecraft flew by on December 7, 1992.
    19 replies . 221 retweets 2,421 likes
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  4. 20 hours ago

    Watch live as and astronaut make upgrades during their spacewalk. Follow along with the progress of the with

    We're going on a spacewalk! Tune in LIVE as and make upgrades to the . Today's spacewalk begins around 8:50am ET (12:50 UTC) and will run for about six-and-a-half hours:
    20 replies . 151 retweets 1,134 likes
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  5. 22 hours ago

    Today’s spacewalk officially began at 8:32 am ET, when the two astronauts set their spacesuits to battery power. Watch as and astronaut began their spacewalk outside the to install hoses that help maintain ISS at proper temperature.

    54 replies . 334 retweets 2,537 likes
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  6. 23 hours ago

    We're going on a spacewalk! Tune in LIVE as and make upgrades to the . Today's spacewalk begins around 8:50am ET (12:50 UTC) and will run for about six-and-a-half hours:

    67 replies . 526 retweets 2,764 likes
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  7. Retweeted
    Mar 22

    NASA engineer Gretchen Morales-Valle shares her thoughts on our "First Woman" graphic novel and the tale of fictional character Callie Rodriguez—first woman on the Moon. It's a soon-to-be reality as part of future missions. Explore the novel:

    NASA's "First Woman" Graphic Novel Reviewed by Gretchen Morales-Valle
    First Woman tells the tale of Callie Rodriguez, the first woman to explore the Moon. While Callie is a fictional character, the first female astronaut will soon set foot on the Moon.
    22 replies . 131 retweets 735 likes
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  8. Mar 22

    NASA astronaut Raja Chari and astronaut Matthias Maurer will venture outside of the International on March 23 at 8:50 a.m ET (12:50 UTC) to make upgrades to the station. Watch live starting at 7:30 a.m (11:30 UTC):

    March 15, 2022 --- NASA astronaut Kayla Barron is pictured in a bright white EVA suit installing a modification kit on the International Space Station's Port-4 truss segment during a six-hour and 54-minute spacewalk setting it up for its next roll-out solar array.
    48 replies . 347 retweets 2,890 likes
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  9. Retweeted
    Mar 22

    Earth, the water planet. Its lakes, rivers, and oceans hold a crucial element for life. Earth-orbiting satellites help us track and better understand how this water moves around the globe.

    NASA Follows Changing Freshwater from Space
    81 replies . 997 retweets 5,128 likes
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  10. Mar 22

    How will we transport astronauts from lunar orbit to the surface of the Moon? We'll provide an update on this on March 23 at 3:30 p.m. ET (19:30 UTC). Media may register to participate:

    Waxing gibbous Moon. More than three quarters of the Moon is visible in this close-up image taken by the Galileo spacecraft. Its large, gray patches of mare are large and scattered across its surface, just like its many craters.
    105 replies . 477 retweets 4,642 likes
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  11. Retweeted
    Mar 19

    The rocket and spacecraft have rolled out to the launch pad for the final prelaunch test for the I mission. Want to get involved? Register as a virtual launch participant, watch-party host, or to get free teaching materials:

    NASA’s Space Launch System rocket with the Orion spacecraft aboard is seen atop a mobile launcher at Launch Complex 39B after being rolled out to the launch pad for the first time at NASA’s Kennedy Space Center in Florida.
    75 replies . 399 retweets 2,948 likes
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  12. Retweeted
    Mar 21

    A Terrier-Improved Malemute sounding rocket launching for the is counting down to launch! Weather is looking good for tonight with clear skies and low winds. The window opens at 7 p.m. EDT.

    A Terrier Improved Malemute sounding rocket launched August 19, 2021, at 5 p.m. EDT from NASA's Wallops Flight Facility carrying student experiments for the RockSat-X mission.
    39 replies . 209 retweets 1,619 likes
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  13. Mar 21

    Today marks the discovery of over 5,000 known planets beyond our solar system according to the Archive! 🤩🪐 Listen to decades of discovery, and learn about the significance of each sound:

    5,000 Exoplanets: Listen to the Sounds of Discovery
    In this animation, exoplanets are represented by musical notes played across decades of discovery. The lower the note, the longer the orbit. Credit: NASA/JPL-Caltech/M. Russo, A. Santaguida
    127 replies . 1,089 retweets 5,116 likes
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  14. Mar 20

    Seasons in the Sun! ☀️ Today marks the vernal equinox, or the in the Northern Hemisphere and first day of autumn in the Southern Hemisphere. Twice a year, on the equinoxes, both hemispheres will see equal amounts of daylight:

    Flower blooming in VEGGIE facility aboard the International Space Station
    149 replies . 852 retweets 5,125 likes
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  15. Mar 18

    This Week at NASA, I Moon mission rolled out for a prelaunch test, astronauts completed a 7-hour spacewalk, and ’s mirrors got closer to perfection. Subscribe to our newsletter for details on all our top stories:

    This Week @ NASA: March 18
    119 replies . 392 retweets 2,510 likes
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  16. Mar 18

    Every day, thousands of tiny pieces of rock fall to Earth from space. Where do they come from? What can they tell us about our planet? Planetary scientist Neyda Abreu has the answers on our latest podcast episode:

    Snow-covered icy panoramic landscape with rocks and small snow-covered boulders strewn about. The sky is blue with fluffy clouds.
    132 replies . 516 retweets 4,441 likes
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  17. Mar 18

    The early bird gets the Worm Moon 🌕 This full Moon is known as the Worm Moon, after the earthworm casts that appear in the southern U.S. as the ground warms and thaws near spring. The Moon appears full through Saturday morning. Learn more:

    A full Moon rises in the sky behind the U.S. Capitol building. The sky is covered with hazy clouds partially obscuring the bright full Moon.
    and
    78 replies . 535 retweets 3,724 likes
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  18. Mar 18

    Today’s the last day to send in your applications for this summer! Apply at:

    Interns, all women, standing at the edge of a training pool at Johnson Space Center with divers inside. The interns have notebooks and are taking notes. Two are of color, one is a redhead.
    48 replies . 223 retweets 2,182 likes
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  19. Mar 18

    At 4:15am ET this morning, our 322-foot tall, 3.5-million-pound I rocket arrived at the launchpad. Soon, teams will begin the final prelaunch test for the rocket, which will practice the launch countdown and the loading of fuel.

    The mobile launcher with NASA’s Space Launch System rocket and Orion spacecraft aboard is traveling to the launchpad at Kennedy Space Center. The reflection of the Artemis I vehicle can be seen in the water.
    58 replies . 472 retweets 3,435 likes
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  20. Retweeted
    Mar 18

    . and are now targeting no earlier than April 19 for the launch of the mission to the . Get the details:

    198 replies . 808 retweets 6,459 likes
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