Where Does Space Begin? We Asked a NASA Expert

Where does space begin? Well, it depends. There’s no sharp boundary that marks the end of atmosphere and beginning of space. But no matter where you draw the line in the sand — or the air — Earth’s atmosphere is full of all kinds of interesting stuff. That’s why scientists like Doug Rowland are studying its many layers: https://climate.nasa.gov/news/2919/ea...Show more

Link to download this video: https://images.nasa.gov/details/Where...

Producers: Scott Bednar, Jessica Wilde
Editor: Dan Salazar

Credit: NASA
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