Gravity probe launching countdown

In summary, the launch countdown for the Gravity Probe has begun after almost 40 years of planning. This experiment will test Einstein's theory of general relativity and its predictions, which have never been observed before. The launch window is very narrow, with a potential for unforeseen atmospheric anomalies to disrupt the launch attempt. However, there are likely elaborate control systems in place to manage these potential issues.
  • #1
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Gravity probe launching countdown :
For those who haven't heard yet...After almost 40 years ,one of the neatest experiments for testing GR will be finally conducted :
http://einstein.stanford.edu/
 
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  • #2
Predictions from GR have been made, and the expected effects are within the capabilities of the satellite ... these effects have not been observed before, so it will be yet another test of GR (and any remaining alternatives which can match the results of experiments and observations done to date, within the limits of observational error*).

*does anyone know of any?
 
  • #3
Well, what a disapointment today. Hopefully tomorrow. The thing that most fascinates me is the narrowness of the launch window. It seems a bit extraordinary that the boosters can be so controlled during the procedure that we can use windows on the order of 1 sec. Furthermore, what about unforseen atmospheric anomolies? How can a window be specified so narrowly in light of the potential for a strong unforseen wind? Would such an occurance devastate the launch attempt, or are there some elaborate control systems that accommodate for this?
 

1. What is a gravity probe launching countdown?

A gravity probe launching countdown is a process used to prepare and launch a gravity probe, which is a scientific instrument designed to study and measure the effects of gravity on objects in space.

2. How does a gravity probe launching countdown work?

A gravity probe launching countdown involves a series of steps and checks to ensure that the gravity probe is ready for launch. This includes checking the probe's systems, loading fuel, and making sure all components are functioning properly.

3. Why is a gravity probe launching countdown important for scientists?

A gravity probe launching countdown is important for scientists because it allows them to send instruments into space to gather data and conduct experiments that would not be possible on Earth. This can provide valuable insights and advancements in our understanding of gravity and the universe.

4. How long does a gravity probe launching countdown typically last?

The duration of a gravity probe launching countdown can vary depending on the specific mission and launch requirements. It can range from a few hours to several days or even weeks, depending on the complexity of the probe and the launch preparations.

5. What are some challenges that scientists face during a gravity probe launching countdown?

Some challenges that scientists may face during a gravity probe launching countdown include technical issues or malfunctions with the probe or launch vehicle, unfavorable weather conditions, and unexpected delays or setbacks. These challenges require careful planning and problem-solving to ensure a successful launch.

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