There is at least 2 500 000 000 000 Intelligent Civilisations in the Observable Universe

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• The Hubble Ultra Deep Field shows over 10 000 galaxies in a mere 0.000024% of the sky

• The Milky Way Galaxy Contains at Least 100 Billion Planets

• Many Billions of Rocky Planets in the Habitable Zones around Red Dwarfs in the Milky Way Galaxy

• Billions and Billions of Planets

• Ancient Mars Could Have Supported Life

• Venus May Have Been Habitable

• Planet Found in Habitable Zone Around Nearest Star

• Earth's Location in the Universe