<a href="https://en.wikipedia.org/wiki/Apollo_program" id="mwvQ" rel="mw:WikiLink" title="Apollo program">Apollo program</a>: <a href="https://en.wikipedia.org/wiki/Apollo_8" id="mwvg" rel="mw:WikiLink" title="Apollo 8">Apollo 8</a> splashes down in the Pacific Ocean, ending the first orbital crewed mission to the Moon.