This document appears to be the beginning of a worksheet about planets in the solar system. It lists planet name as the first column, with columns for diameter, mass, number of moons, length of day, length of year, surface temperature, surface gravity compared to Earth, axis tilt, and whether the planet has rings. The worksheet seems to be intended for students to fill in information about each planet listed.

1. Planet WorksheetPlanetDiameterMassMoonsLength of Day (Earth Years)Length of Year (Earth Years)Surface TemperatureSurface Gravity (Compared to Earth)Axis TiltRings?MercuryVenusEarthMarsJupiterSaturnUranusNeptune