<div id="ooyalaplayer" style="width: 800px; height: 450px;"></div><div style="display:none;" id="kalturavideoplaceholder">kalturavideoplaceholder</div><div><div><script src="https://apis.google.com/js/platform.js"></script><div class="g-ytsubscribe" data-channel="BusinessInsider" data-layout="full" data-count="default"></div></div></div><p class="embed-spacer"></p><p>Scott Kelly has been in the ISS for almost a year now, and he's set to return on Tuesday night. His journey back will not be comfortable - reentering the atmosphere is no easy task.</p><p><span><em>Produced by Emmanuel Ocbazghi</em></span></p><p><strong>Follow BI Video:&#xa0;</strong><a href="https://twitter.com/BI_Video" target="_blank">On&#xa0;Twitter</a>&#xa0;</p><div class="yj6qo ajU"></div>

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Here's how Scott Kelly will return to Earth today - and it won't be comfortable

kalturavideoplaceholderScott Kelly has been in the ISS for almost a year now, and he's set to return on Tuesday night. His journey back will not be comfortable - reentering the atmosphere is no easy task.Produced by Emmanuel OcbazghiFollow BI Video:&#xa0;On&#xa0;Twitter&#xa0;

kalturavideoplaceholderScott Kelly has been in the ISS for almost a year now, and hes set to return on Tuesday night.  His journey back will not be comfortable  reentering the atmosphere is no easy task.

Here's how Scott Kelly will return to Earth today - and it won't be comfortable

Emmanuel Ocbazghi

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