Talk:Free-return trajectory

External links modified
Hello fellow Wikipedians,

I have just modified one external link on Free-return trajectory. Please take a moment to review my edit. If you have any questions, or need the bot to ignore the links, or the page altogether, please visit this simple FaQ for additional information. I made the following changes:
 * Added archive https://web.archive.org/web/20160308063028/http://www.braeunig.us/apollo/free-return.htm to https://www.braeunig.us/apollo/free-return.htm

When you have finished reviewing my changes, you may follow the instructions on the template below to fix any issues with the URLs.

Cheers.— InternetArchiveBot  (Report bug) 08:52, 8 November 2017 (UTC)

External links modified (January 2018)
Hello fellow Wikipedians,

I have just modified one external link on Free-return trajectory. Please take a moment to review my edit. If you have any questions, or need the bot to ignore the links, or the page altogether, please visit this simple FaQ for additional information. I made the following changes:
 * Added archive https://web.archive.org/web/20130118234041/http://www.braeunig.us/apollo/hybrid-profile.htm to http://www.braeunig.us/apollo/hybrid-profile.htm

When you have finished reviewing my changes, you may follow the instructions on the template below to fix any issues with the URLs.

Cheers.— InternetArchiveBot  (Report bug) 09:58, 25 January 2018 (UTC)