<a href="https://en.wikipedia.org/wiki/Apollo_13" class="extiw" title="w:Apollo 13">Apollo 13</a> diagram. I - Lunar module descent stage; II - Lunar module ascent stage; III - Command module; IV - Service module.
<ol><li>LM descent engine skirt;</li>
<li>LM landing gear;</li>
<li>LM ladder;</li>
<li>Egress platform;</li>
<li>Forward hatch;</li>
<li>LM reaction control system quad;</li>
<li>S-band inflight antenna (2);</li>
<li>Rendezvous radar antenna;</li>
<li>S-band steerable antenna;</li>
<li>Command Module crew compartment;</li>
<li>Electrical power system radiators;</li>
<li>SM reaction control system quad;</li>
<li>Environmental control system radiator;</li>
<li>S-band steerable high gain antenna;</li>
<li>Nozzle extension;</li>
<li>Docking window;</li>
<li>VHF antenna;</li>
<li>Docking target;</li>
<li>LM overhead hatch;</li>
<li>CSM combined tunnel hatch;</li>
<li>Viewing windows;</li>
<li>Aft heatshield.</li></ol>
<a href="//commons.wikimedia.org/wiki/User:Popadius" title="User:Popadius">Popadius</a>
2020-02-01
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