In 1873 Jules Verne published the novel “Around the World in 80 Days“, in which an English Gentleman attempts to circumnavigate the Earth on bet. At the time the story was taken as simple fiction.
In 1889 Nellie Bly actually succeeded in making the trip and did it in just 72 days.
Today the Space Shuttle can make the trip in about 90 minuets.
A new plasma based rocket engine system, named Vasimr, has just recently been approved for testing on the ISS in 2012. The new engine could make it possible to travel to Mars in as little as 39 days, making around trip voyage of less than 80 days.
could we finally be on the Brink.