Cosmologist, pilot, author, connoisseur of cosmic catastrophes. TEDFellow, CIFAR Azrieli Global Scholar. Domain verified through my personal astrokatie.com website. She/her. Dr. Personal account; not speaking for employer or anyone else.

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software engineer, space nerd, citizen scientist, geek dad, weird kid. he/him

I post cool pictures of stuff in space. (Everything is in space.)

I help take people to space and sometimes do things with swords.

Author, historian, streamer, YouTuber, writer.

Aerospace engineer, pilot & astronomer. Astrodynamics, space systems and ISRU/space resources at Blue Origin. Formerly Purdue, NASA, SpaceX and Made In Space. 🌎🌖🔴☄️ Opinions my own, but call me out if I'm an asshole about them. The 🦜 is Beetlejuice.

Retired NASA communications executive. Multimedia superfreak. Author. Former journalist. Explorers Club Fellow. National Press Club Member. Avatar picture is younger than I appear.

USC Professor of Astronautical Engineering Former NASA Astronaut Former SpaceX Director of Space Operations www.garrettreisman.com One of Two Funny Astronauts https://www.youtube.com/c/2funnyastronauts

Head of Space at AeroVironment - my team makes Mars helicopters. Co-Founder, Brooke Owens Fellowship and Patti Grace Fellowship. Former planetary scientist. Husband, Dad, and Den Leader

eBooks covering the Space Shuttle, International Space Station, Russian & Chinese Space programs. We tweet every major Space launch and story, follow and enjoy! We are Musk free! www.spaceshuttlealmanac.com

Space industry, focused on sending people to space.

Space reporter for @spaceflightnow.com covering NASA, orbital launches and commercial space | Send tips: will@spaceflightnow.com

Space, software, occasional politics, and bird photos! Software engineer, working on rockets, spacecraft, and things that make fire and loud noises. Currently: Flight software at Stoke Space. Formerly: APL/Dragonfly, Blue Origin/New Shepard+BE-3, Shuttle

Senior Space Editor, Ars Technica. Likes rockets.

Established in 1989, SpaceNews is the most trusted and comprehensive source of news and analysis of the companies, agencies, technologies and trends shaping the global space industry.

#50YearsOfESA: we're the European Space Agency, keeping you posted on European space activities. Please see our Privacy Notice: https://esa.int/connectwithus

Former NASA Astronaut and USAF F-16 Pilot running for U.S. Senate from the great state of Texas because Texans deserve better. It's time for change.