Stars


 * The Pistol Star is the most luminous star known - 10 million times the power of the Sun and is as big as the size of Earth's orbit around the Sun.
 * The star "Lucy" in the constellation Centaurus is actually a cosmic diamond which is worth 10 billion trillion trillion carats.
 * A neutron star has such density that a teaspoonful of its matter would weigh more than all the people on Earth.