1. 
   Lyot
   [lunar crater] The interior floor of this crater has been resurfaced by lava, leaving a dark interior with an albedo that matches the surrounding mare. The outer rim is low and heavily worn, with a perimeter that forms a somewhat distorted circle. The southwest part of the floor and rim is m...
   Found op http://en.wikipedia.org/wiki/Lyot_(lunar_crater)
   
   
2. 
   Lyot
   [Martian crater] Lyot Crater is a large crater in the Ismenius Lacus quadrangle of Mars, located at 50.8° north latitude and 330.7° west longitude. It is 236 km in diameter and was named after Bernard Lyot, a French astronomer (1897–1952). The northern plains are generally flat and smoot...
   Found op http://en.wikipedia.org/wiki/Lyot_(Martian_crater)
   
   

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