1K views | This iconic spacewalk demonstrated the potential of the MMU, showing that astronauts could perform tasks in space without needing to be connected to the spacecraft. The images of McCandless floating alone in the vastness of space remain some of the most remarkable and memorable in space exploration history. Would you do this fearless mission? Follow us  @sciencefunn for more science and daily facts.邏 Enjoy the rest of your day. | Science Is Fun For Everyone | Facebook

228K views · 2.7K reactions | Ever wonder how Astronauts get in and out of a spacecraft during a spacewalk? 樂 They use something called an airlock, a special chamber that keeps the spacecraft pressurized while allowing astronauts to step into the vacuum of space. Fun fact: The first space airlock was disposable and launched with Voskhod 2 back in 1965!  ‍ Would you go on a spacewalk if you had the chance? We Believe In Astronauts™ | National Astronaut Day | Facebook

237K views · 1.6K shares | On yesterday's spacewalk, astronauts Chris Cassidy and Robert Behnken each made their 10th spacewalk, tying the record for most by NASA Astronauts. Cassidy is now ninth among Americans for most hours spacewalking, and Behnken is fourth. Congratulations! https://go.nasa.gov/39isE8Q | NASA - National Aeronautics and Space Administration | Facebook