<p>A Derivation of the following images and videos on Commons
1. Video - <a class="external free" href="https://commons.wikimedia.org/w/index.php?title=File%3AChallenger_Launch_and_Breakup.ogv">https://commons.wikimedia.org/w/index.php?title=File%3AChallenger_Launch_and_Breakup.ogv</a>
2. Image - <a class="external free" href="https://en.wikipedia.org/wiki/Space_Shuttle_Columbia_disaster#/media/File:Columbia_Memorial.JPG">https://en.wikipedia.org/wiki/Space_Shuttle_Columbia_disaster#/media/File:Columbia_Memorial.JPG</a>
3. Image - <a href="//commons.wikimedia.org/wiki/File:Shuttle_profiles.jpg" title="File:Shuttle profiles.jpg">File:Shuttle_profiles.jpg</a>
</p>
4. Image - <a href="//commons.wikimedia.org/wiki/File:STS-135_landing_cropped.jpg" title="File:STS-135 landing cropped.jpg">File:STS-135_landing_cropped.jpg</a>
<a href="//commons.wikimedia.org/wiki/User:Rogueassasin123" title="User:Rogueassasin123">User:Rogueassasin123</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>