Here’s some of the numbers mentioned:

• One Billion = 1000 millions
• One Trillion = million millions

Light speed

• 300 000km per second
• 18 000 000km per minute
• 1 080 000 000km per hour
• 25 920 000 000km per day
• 181 440 000 000km per week
• 9 434 880 000 000km per year (light year)
  (9.5 trillion km)

• Nearest star = Proxima Centaur = 4.22 light years.
• Nearest Black hole = 3000 light-years away
• Super Massive Black Hole at the centre of our Milky Way = 27 000 light years away

If earth existed for 24 hours starting from 00:00, Dinosaurs only appear 10:56 PM; Humans arrive at 11:59:59. That’s how short our existance has been!

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