Apollo 8
Apollo 8 launched on December 21, 1968 from Cape Kennedy and
was the first manned mission to the Moon.
The Apollo 8 had three crew members, Frank Borman (Commander), William
A. Anders (Lunar Module Pilot), and James A. Lovell Jr. (Command Module Pilot). There were 3 back up members Neil Armstrong (Commander),
Fred W. Haise Jr. (Lunar Module Pilot), and Buzz Aldrin Jr. (Command Module
Pilot). Apollo 8 reached the lunar orbit on December 24, 1968 at Christmas
evening and astronauts spent their Christmas in space. The mission objectives
for Apollo 8 included harmonized performance of the crew, the support
facilities, the command and service module, the mission also was to determine Tran’s
lunar injection, and CSM navigation. All the main and detailed objectives were accomplished.
Apollo 8 reached the altitude of 118.82 above the orbit, and a total distance of
579,606.9 miles. Apollo 8 had six prelaunch
tests before the final launch. Separation of common module from the SM occurred
146 hours, and it caused the space craft to splash down in the Pacific Ocean on
December 27. They splashed down about 5,100 yards from the recovery ship USS
Yorktown, 147 hours after launch and precisely on time. The total duration of
Apollo 8 flight was six days and three hours.
Apollo 11
Apollo 11 was the most important space craft launched in
1960s decade and one of the most important one in history of NASA (National
Aeronautics and Space Administration). Apollo 11 had 17 prelaunch milestones
and finally launched on July 16, 1969; 9:32 a.m. EDT with the velocity of 40.320
km (25.053686 mile) per hour and the mass of 2,923,387 kg. Apollo 11 had 3 crew
members Neil Armstrong (Commander), Buzz Aldrin Jr. (Lunar Module Pilot), and Michael
Collins (Command Module Pilot). They had
2 back up crew members James A. Lovell (Commander) and Fred W. Haise Jr. (Lunar
Module Pilot). The primary mission objective of Apollo 11 was to land a man on
the Moon and return him safely to the Earth. They had some other missions which
were collecting samples of the Moon surface taking photos extravehicular
activity. They collected 21.7 kilograms of Moon rock, these first samples were
basalts, and they were about 3.7 million years old. Apollo 11 was the largest
space craft that was ever constructed in United States. Neil Armstrong was carrying a video camera and
was sending the photos to the Earth. On July 20, 1969, Apollo 11 landed on the
Moon and United States became the first country that successfully landed a man
on the Moon. The total duration of Apollo 11 mission was about 8 days, 3 hours,
18 min, and 35 seconds and traveled a total distance of 953,054 miles. Apollo
11 landed in the Pacific Ocean on July 24, 1969.