Brian Duffy

Four-time shuttle astro, Air Force test pilot, husband, father and grandfather!

[Brian Duffy @Astro_Duffy]

@JoeRNews A

[Orbital ATK @OrbitalATK]

We're almost finished casting boosters for @NASA_SLS first flight! Get an inside look at the process in this timelapse of yesterday’s cast

[Brian Duffy @Astro_Duffy]

Having a blast sharing the KSC Visitors Complex experience (and a little about the past and future of space exploration) in the great UK

[Brian Duffy @Astro_Duffy]

Congrats to both of you! https://t.co/L5HOS9Wbr8

[Ellen Ochoa @Astro_Ellen]

It's a special honor to be recognized by fellow astronauts. Congrats to my STS-56 crew mate Mike Foale too! https://t.co/a5M89eV3ci

[Brian Duffy @Astro_Duffy]

This was fun sharing memories and talking future space flight! https://t.co/j4PNcx79LG

[Orbital ATK @OrbitalATK]

What's it like to be an #astronaut? Read a first-hand account from our own @Astro_Duffy featured in the @BostonGlobe https://t.co/7hpXKHC1UW

[Coalition for Deep Space Exploration (CDSE) @XploreDeepSpace]

Brian and Justin telling us about the most powerful rocket ever built - @NASA_SLS #RS25 #boosters #SpaceBowl

[Kay Anderson @SpaceRiter]

@Astro_Duffy heading up on a #JourneyToMars at #FutureFlight

[Brian Duffy @Astro_Duffy]

Great ride and great fun! Ready for #JourneyToMars! #SBLive https://t.co/Kams6Br1kz

[Brian Duffy @Astro_Duffy]

Rest In Peace Gene Cernan! You have been a champion for space exploration, and someone I have always looked up to.

[Brian Duffy @Astro_Duffy]

Celebrating the life of a true American hero 👍🏼 https://t.co/D8z5k8UllJ

[Spaceflight Now @SpaceflightNow]

VIDEO: John Glenn is launched to become the first American to orbit the Earth on Feb. 20, 1962. (Courtesy NASA TV)

[Brian Duffy @Astro_Duffy]

Thanks for hosting us! https://t.co/8MMa1MFITy

[Atec, Inc. @AtecInc]

Atec is excited and gearing up for today's visit! See you soon @NASA_Orion and @NASA_SLS teams! https://t.co/pyNL6GGvPk

[Brian Duffy @Astro_Duffy]

Congratulations Crip! https://t.co/Yy5mQpVpyR

[Orbital ATK @OrbitalATK]

A big @OrbitalATK congrats to Bob Crippen as he’s inducted into @NAHallOfFame! A former astronaut and company VP, we are proud to honor him.

[Brian Duffy @Astro_Duffy]

Happy belated birthday @Astro_Rommel! https://t.co/Y6w13L3pW3

[NASA History Office @NASAhistory]

#HappyBirthday to astronaut Kent Rominger! 19 years ago #today, he launched on STS-85...What a birthday gift!

[Brian Duffy @Astro_Duffy]

Terrific chat with these students! #JourneyToMars https://t.co/ICKoPOyAV5

[Orbital ATK @OrbitalATK]

@Astro_Duffy says @NASA_SLS and @NASA_Orion = powerful next
step for @NASA to uncover mysteries behind Mars. https://t.co/p3qyNJkPoO

[Brian Duffy @Astro_Duffy]

Terrific web chat this morning! Great questions about space, science, and exploration! Thanks @NASA & Delaware Museum of Natural History!

[Brian Duffy @Astro_Duffy]

Excited to web chat abt @NASA_SLS with students at Delaware Museum of Natural History in just a few minutes!

[Brian Duffy @Astro_Duffy]

Thank you! It's such an honor! https://t.co/aLT8VxsLU5

[Orbital ATK @OrbitalATK]

Congrats to our own @astro_duffy on being inducted into the #Astronaut Hall of Fame this weekend! You make us proud!

[Brian Duffy @Astro_Duffy]

Have you read #SLSHighlights yet? Good stuff in here :) https://t.co/LKsPsGYSAu

[ARCHIVED: NASA_SLS @NASA_SLS]

We talk #CubeSats, #StateofNASA and more in the latest edition of SLS Highlights: https://t.co/98CcpwpSBw

[Brian Duffy @Astro_Duffy]

Thank you so much! I'm ecstatic as well 😉 https://t.co/qdumyCGIIP

[Astronaut Scholarship Foundation @AstroScholarFdn]

Ecstatic to have @Astro_Duffy as one of our 2016 U.S. Astronaut Hall of Fame Inductees! #NASA #AHOF

[Brian Duffy @Astro_Duffy]

Thanks so much! This is such an honor, and is very humbling. https://t.co/CAmvTqumQ0

[Astronaut Scholarship Foundation @AstroScholarFdn]

Congratulations to the 2016 U.S.Astronaut Hall of Fame Inductees, @Astro_Duffy and @AstroDocScott!