<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://roble.intecca.uned.es/tematres/lem/">Astronomía</topic></authority><related type="narrower"><topic>Astrofísica</topic></related><related type="narrower"><topic>Astrometría</topic></related><related type="narrower"><topic>Astronomía esférica</topic></related><related type="narrower"><topic>Constelaciones</topic></related><related type="narrower"><topic>Cosmografía</topic></related><related type="narrower"><topic>Cosmogonía</topic></related><related type="narrower"><topic>Estrellas</topic></related><related type="narrower"><topic>Mecánica celeste</topic></related><related type="narrower"><topic>Observatorios astronómicos</topic></related><related type="narrower"><topic>Satélites</topic></related><related type="narrower"><topic>Sistema solar</topic></related><related type="other"><topic>Estaciones del año</topic></related><related type="other"><topic>Galaxias</topic></related><related type="other"><topic>Calendario</topic></related><related type="other"><topic>Asteroides</topic></related><related type="other"><topic>Eclipses</topic></related><related type="broader"><topic>Ciencias</topic></related> <note xml:lang="es"><![CDATA[ Véase además el encabezamiento: seguido de adjetivo que indique origen: Astronomía; Astronomía maya ]]></note></mads>