How did the passion flower get its name? When the first Christian missionaries landed in South America in the sixteenth century, they found a plant which seemed to be a very good omen for the success of their mission. They called it the passion flower because they thought that it symbolised the death of Christ.
Astronauts actually grow 2 to 3 inches taller (5 to 8 centimeters) when they are in space! The stretching can cause them some pain; many astronauts have back pain while they are in space and the stretching can potentially injure nerves. Expedition 10 Crewmembers onboard the International Space Station.
The Challenger and Columbia space shuttle disasters were perhaps two of the most prominent reminders of how crucial it is that everything work just right for a spacecraft to travel to space and successfully return back to Earth.ne of the problems of getting a spacecraft to another planet is that we first have to get it out of Earth's orbit, explained Engelund. So we have to speed it up to a high enough velocity to break [free of] the Earth's gravity field.