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Qatar astronomer Dr Khalid Al Subai has become instrumental in the discovery of a new alien planet, working in collaboration with scientists from the UK and the US. This hot Jupiter, now named Qatar-1b, adds to the growing list of alien planets orbiting distant stars, or exoplanets. Qatar-1b is aContinue Reading

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Moon / Planet               KM          MILES Ganymade(Jupiter)       5262.4     3,269.9 Titan (saturn)                   5150.0      3200.1 Callisto(Jupiter)             4820.6     2995.4 LO (Jupiter)                     3642.6      2995.4 Moon (Earth)                   3476.2      2160.0Continue Reading