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Mars is the fourth planet from our Sun in the Solar System. Out of the various planets and moons in our Solar System, Mars perhaps bears the most similarity to Earth, featuring an atmosphere, polar ice caps, and remnants of tectonic activity on the planet’s surface. Mars has fascinated both astronomers and the general public for years, and has been the subject of countless movies and fiction works.
Astronomer's are discovering almost daily that galaxies are voraciously hungry entities, growing by merger and acquisition, Here, a pair of galaxies NGC 1531/2, are engaged in a deadly waltz, located about 70 million light-years away towards the southern constellation Eridanus (The River).
Ever wanted X-ray specs or super-human vision?
Last June I placed some photographic film into a tin cannister with a small hole punched into its side. The tin cannister was then attached to a clothes pole in my backgarden and left.