Class L planet

In planetary classification, Class L is a category of planet, only marginally habitable by humanoid life. However, such planets are capable of supporting humanoid colonization. (ST reference: Star Charts)

History and specifics[]

As a result of "the Pulse", planet Mestiko was reclassified from Class M to Class L. (TOS - Mere Anarchy eBook: The Centre Cannot Hold)

As of 2370 the Cardassians maintained a colony on a class L world in the Xoxa system. (DS9 novel: Devil in the Sky)

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Planetary classification
numeric:	class 9 ("Q'tahL"-class)	alphabetical:	class A class A geothermal class A gas giant
class B class B geomorteus class B gas giant	class C class C geoinactive class C reducing	class D	class E
class F class F geometallic class F geocrystalline	class G class G geocrystalline class G silicate	class H class H desert class H geothermal	class I class I gas supergiant ("Q'tahL"-class) class I metallic/silicate
class J class J gas giant class J moon	class K class K silicate/adaptable class K transjovian	class L	class M ("Minshara"-class) class MZ
class N class N reducing class N pelagic	class O	class P	class Q
class R	class S	class T	class Y ("Demon"-class)