A plan?? An aeroplane ?
It took about..................................................................................................... 999999999999999999999999999999999999999999999999999999999 years.
Apollo 11 took about 3 days to travel from Earth to the moon. The mission launched on July 16, 1969, and landed on the moon's surface on July 20, 1969.
This question makes no sense. There was no plan for the development of horses so you can't say it took a long time for them to develop.
It took 9 years. It started in 1897 and presented in 1905. It was not until 1906 that the plan was executed which was stuffed up by Moltke.
Curiosity took about 8.5 months to travel from Earth to Mars. It launched on November 26, 2011, and landed on Mars on August 6, 2012.
The planning for the annex took approximately five years, from 1942 to 1947. This involved meticulous coordination and secrecy to ensure the safety of those involved in the plan.
It took approximately a year to plan D Day. General Eisenhower was put in charge of planning after the invasion of Sicily and he sped up the process.
In 1497, John Cabot left England on May 2nd, and landed on Canada's East coast on June 24th. So it took him 58 days.
Mars Pathfinder was launched on December 4, 1996, and it landed on Mars on July 4, 1997, which took approximately seven months to get to the Red Planet.
The planning for D-Day took about two years, with detailed preparations and coordination among Allied forces.
Apollo 12 launched on November 14, 1969 and took about 3 days to reach the moon. It landed on the lunar surface on November 19, 1969.
Curiosity took about 253 days to travel from Earth to Mars. It landed on the surface of Mars on August 6, 2012, after launching from Earth on November 26, 2011.