An overview on parrot fish and facts of parrot fish.
The Chandra X-ray Observatory was launched by Columbia on 23 July 1999. With a mass of 22,753 kg (50,161lb), this was the heaviest satellite that has ever been launched by the space shuttle. 15 Interesting Facts about Space Shuttles.
In the past 20 years, fluctuating oil prices and dwindling fossil fuels, combined with a growing mistrust of nuclear power plants have resulted in increased attempts to develop a solar-power industry. But until recently, unpredictable weather and long hours of darkness have been insurmountable obstacles to the establishment of ground-based systems that can satisfy the demands of modern industry. Today, however, some scientists believe they have found the solution – in the advancing technology of space travel.