<p><strong><a id="internal-source-marker_0.3613107760886407" href="http://www.nasa.gov/">NASA</a>'s space shuttle <em>Endeavour</em> lands before dawn on Monday morning at Kennedy Space Center in Florida. </strong></p><p><em>Endeavour</em>'s six-astronaut crew delivered spare parts and a <a href="http://news.nationalgeographic.com/news/2011/04/110429-shuttle-launch-endeavour-ams-space-science-nation/">new dark matter detector</a> to the International Space Station during the shuttle's latest <a href="http://news.nationalgeographic.com/news/2011/06/pictures/110601-space-shuttle-endeavour-nasa-mark-kelly-landing-final-last/">15-day mission</a>—<em>Endeavour</em>'s 25th and final flight. Next up for the orbiter: being cleaned, mothballed, and retired to the California Science Center in Los Angeles.</p><p>(See <a href="http://news.nationalgeographic.com/news/2011/05/pictures/110516-nasa-space-shuttle-launch-endeavour-final-science-mark-kelly/">"12 <em>Endeavour</em> Images to Remember."</a>)</p>

Endeavour's Final Touchdown

NASA's space shuttle Endeavour lands before dawn on Monday morning at Kennedy Space Center in Florida.

Endeavour's six-astronaut crew delivered spare parts and a new dark matter detector to the International Space Station during the shuttle's latest 15-day missionEndeavour's 25th and final flight. Next up for the orbiter: being cleaned, mothballed, and retired to the California Science Center in Los Angeles.

(See "12 Endeavour Images to Remember.")

Photograph courtesy NASA

Space Pictures This Week: Crystal "Rain," Shuttle Finale

The shuttle Endeavour retires, green crystal "rain" douses a star, and plasma gets tugged by the sun in this week's best space pictures.

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