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"2" style="text-align:center background: #000000"
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"2" style="text-align:center font-size:smaller" Phobos as imaged by Mars Global Surveyor on June 1 2003
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"2" style="background: #ffc0c0" Discovery
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"http://wwwinformationdelightinfo/encyclopedia/entry/Asaph_Hall" class="copylinks">Asaph Hall
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"http://wwwinformationdelightinfo/encyclopedia/entry/August_18" class="copylinks">August 18 , 1877
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"2" style="background: #ffc0c0" Orbit al characteristics ( Epoch J2000)
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"http://wwwinformationdelightinfo/encyclopedia/entry/radius" class="copylinks">Radius '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/kilometre" class="copylinks">Km <sup> 1 </sup>
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"http://wwwinformationdelightinfo/encyclopedia/entry/Circumference" class="copylinks">Circumference '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/Eccentricity_(orbit)" class="copylinks">Eccentricity '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/Periapsis" class="copylinks">Periapsis '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/Apoapsis" class="copylinks">Apoapsis '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/day" class="copylinks">D <br />(7 H 392 Min )
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"http://wwwinformationdelightinfo/encyclopedia/entry/Avg_Orbital_Speed" class="copylinks">Avg Orbital Speed '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/second" class="copylinks">S
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"http://wwwinformationdelightinfo/encyclopedia/entry/Inclination" class="copylinks">Inclination '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/degree_(angle)" class="copylinks">° (to Mars' equator)<br />0046° (to local Laplace Plane )<br />2604° (to the Ecliptic )
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"http://wwwinformationdelightinfo/encyclopedia/entry/natural_satellite" class="copylinks">Satellite of'''
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"2" style="background: #ffc0c0" Physical characteristics
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"http://wwwinformationdelightinfo/encyclopedia/entry/diameter" class="copylinks">Diameter '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/Earth" class="copylinks">Earth s)
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"http://wwwinformationdelightinfo/encyclopedia/entry/Oblateness" class="copylinks">Oblateness '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/area" class="copylinks">Area '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/square_kilometre" class="copylinks">Km&sup2 <br />(119 &microEarths)
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"http://wwwinformationdelightinfo/encyclopedia/entry/Volume" class="copylinks">Volume '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/cubic_kilometre" class="copylinks">Km<sup>3</sup> <br />(50 N Earths)
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"http://wwwinformationdelightinfo/encyclopedia/entry/Mass" class="copylinks">Mass '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/kilogram" class="copylinks">Kg (18 N Earths)
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"http://wwwinformationdelightinfo/encyclopedia/entry/density" class="copylinks">Density '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/gravity" class="copylinks">Gravity '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/Acceleration" class="copylinks">M/s&sup2 (84-19 mm/s&sup2)<br>(860-190 &micro G )
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"http://wwwinformationdelightinfo/encyclopedia/entry/Escape_velocity" class="copylinks">Escape Velocity '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/synchronous_rotation" class="copylinks">Synchronous
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"http://wwwinformationdelightinfo/encyclopedia/entry/Axial_tilt" class="copylinks">Axial Tilt '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/Albedo" class="copylinks">Albedo '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/Temperature" class="copylinks">Temp '''
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"http://wwwinformationdelightinfo/encyclopedia/entry/kelvin" class="copylinks">K
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"http://wwwinformationdelightinfo/encyclopedia/entry/Atmospheric_pressure" class="copylinks">Atmospheric Pressure '''
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