Today, @NASA_Astronauts and best friends @Astro_Christina and @Astro_Jessica embarked on the very first outside the @Space_Station to swap out a failed power controller! Learn more about the astronauts who made history today: nasa.tumblr.com/post/188432109 

This week:

@Astro_Christina & @Astro_Jessica make history
New spacesuits for generation astronauts
Hot-fire testing a system for @NASA_Orion, the crew spacecraft that will go to the Moon

These stories & more: youtu.be/Daelqxwph08?linkId=75 

RT @Dr_ThomasZ
Final call! It’s the last day to sign up for the universe’s largest, international, . Register to be part of @SpaceApps and help build innovative solutions to real-world challenges we face on Earth, using @nasa open data: 2019.spaceappschallenge.org/au 

Throughout spaceflight history, 14 women have completed spacewalks. Today, @Astro_Jessica brought that number up to 15 as she floated outside the @Space_Station's airlock alongside @Astro_Christina for our . Watch for more: youtu.be/t8rI5i2HA48?linkId=75 

For our twin Van Allen Probes , seven years in the hazardous radiation belts around our home planet led to major discoveries about our near-Earth environment. In honor of the @NASASun mission's end today, here are 10 highlights from its findings: nasa.gov/feature/goddard/2019/ 

Today, history was made as @Astro_Jessica and @Astro_Christina successfully completed the first ! For more than 7 hours, the duo worked in the vacuum of space to conduct @Space_Station maintenance. Get details: blogs.nasa.gov/spacestation/20 .

Congratulations to @nasa astronauts and American pioneers @Astro_Christina and @Astro_Jessica for completing a historic first all-female spacewalk from @Space_Station! We are proud of you and the whole Space Station team as we move forward to the Moon and Mars!

Live Teleconference: @Dr_ThomasZ and officials discuss recommendations by the Planetary Protection Independent Review Board, which examined agency guidelines to suggest changes needed to address the changing reality of space exploration. Listen: nasa.gov/live?utm_source=TWITT 

RT @Space_Station
.@Astro_Christina and @Astro_Jessica completed the first today at 2:55pm ET successfully replacing a failed power controller with a spare that is now activated and charging a new lithium-ion battery. Read more... blogs.nasa.gov/spacestation/20 

During today's , @GirlsScouts shared well wishes for @Astro_Christina & @Astro_Jessica, both of whom are alum. Tune in to watch these spacewalkers wrap up today's excursion outside of the @Space_Station: twitter.com/i/broadcasts/1vOxw

RT @AstroAnnimal
All woman commentators during the from @Space_Station Mission Control in Houston, TX!

LIVE NOW: During today’s , we have helmet camera views so that you can see what @Astro_Christina and @Astro_Jessica experience as they work outside of the @Space_Station. Tune in & ask questions using : twitter.com/i/broadcasts/1vOxw

RT @Space_Station
.@Astro_Christina and @Astro_Jessica have extended their scheduled 5.5-hour spacewalk today and will accomplish some get-ahead tasks on the space station. | /live/ 

“You’re doing an incredible job,” says @POTUS to @Astro_Christina and @Astro_Jessica during today’s . Tune in to watch history in the making: twitter.com/i/broadcasts/1vOxw

RT @JimBridenstine
LIVE NOW: @POTUS Trump and @VP Pence speak with @Astro_Jessica and @Astro_Christina during the first ! Tune in: twitter.com/i/broadcasts/1vOxw

Coming up shortly during today's , we're expecting a call from the @WhiteHouse at 12:27pm ET. Tune in: twitter.com/i/broadcasts/1vOxw

RT @Space_Station
While orbiting over the U.S., spacewalkers @Astro_Christina Koch and @Astro_Jessica are returning the failed power controller to the Quest airlock. The device will be returned to Earth on a future @spacex cargo mission for inspection. /live/ 

RT @Space_Station
The spacewalkers are working outside in the vacuum of space during orbital day and night. @MrsStorms1st and her first grade class want to know, "Are the spacesuits hot or cold?" | /live/ 

Today's is a milestone worth noting & celebrating as we look forward to putting the first woman and the next man on the Moon by 2024 with our program. Tune in to see @Astro_Christina & @Astro_Jessica work in the vacuum of space: twitter.com/i/broadcasts/1vOxw

RT @NASA_Johnson
What's going on inside Mission Control during the ? Flight controllers are monitoring various systems built into @Astro_Christina & @Astro_Jessica's spacesuits, like oxygen & water, while relaying tasks to the spacewalkers & controlling systems on the station.

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Mirrored.Social [BETA]

This Mastodon instance is dedicated to mirroring the social media accounts of interesting/useful people and organizations from elsewhere on the Internet. At least until such time as they create their own accounts on the Mastodon network.

If you control an account that is being mirrored here and would like to make changes to how that's done (or not done), please contact Dave Wood via @davewoodx@mastodon.social.

Like this idea? Help support the costs and development at Patreon.

Currently in Beta status. Please let me know if you see bugs or issues.

Mirrors to Follow:

1Password [NEW]

1Password Status [NEW]

Android [NEW]

AppStore [NEW]

App Store Games [NEW]

Barack Obama

Canada [NEW]

CGP Grey [NEW]

Chris Hadfield [NEW]

CommitStrip [NEW]

Daring Fireball

#dearMoon [NEW]

Dianna Cowern

DuckDuckGo [NEW]

Elon Musk*

GitHub [NEW]

GitHub API [NEW]

GitHub Status [NEW]

Have I Been Pwned [NEW]

Internet of Shit*

iTC Status

Jony Ive Parody*

Keybase [NEW]

Let's Encrypt [NEW]

Linode [NEW]

Merge Conflict [NEW]

Marques Brownlee



nginx web server [NEW]

php.net [NEW]

Orbital ATK [NEW]

Overcast [NEW]

Realm [NEW]

Relay FM [NEW]

Ryan Reynolds* [NEW]

Edward Snowden* [NEW]


Tesla [NEW]

Tim Cook [NEW]

Visual Studio [NEW]

Visual Studio App Center [NEW]

* Posts flagged as sensitive