What is a go no go NASA?
A launch status check, also known as a “go/no go poll” and several other terms occurs at the beginning of an American spaceflight mission in which flight controllers monitoring various systems are queried for operation and readiness status before a launch can proceed.
What are astronauts suits called?
spacesuit
The formal name for the spacesuit used on the space shuttle and International Space Station is the Extravehicular Mobility Unit, or EMU. “Extravehicular” means outside of the vehicle or spacecraft. “Mobility” means that the astronaut can move around in the suit.
What does the T in T-minus mean?
the time remaining
L- and T- The “L” stands for launch. T- (pronounced “T minus”) refers to the time remaining on the official countdown clock. The “T” stands for time. During planned holds in the countdown process (when the countdown clock is intentionally stopped), the T- time also stops.
Do phones work in space?
For private calls, the space station has an internet-connected phone system that works through a computer, which astronauts can use to call any number on Earth. Phones on the ground cannot call them back, however.
What does T-minus 5 hours mean?
Used to indicate that a specified amount of time remains before an event is scheduled or expected to take place. ‘it’s T-minus 15 days until Mother’s Day’
What does H mean on a rocket launch?
A hold is the suspension of the normal countdown process. This can be done to investigate a technical process that has gone wrong, or because of marginal weather at the launch pad. Some holds are planned: they are done so the launch-support computers can run automatic checks on the rocket.
What does H mean in a countdown?
A hold is the suspension of the normal countdown process. This can be done to investigate a technical process that has gone wrong, or because of marginal weather at the launch pad.