Philip G. Judge

5 Questions 14 Answers 0 Followers

Questions related from Philip G. Judge

Is it possible to find a geostationary orbit for a dead spacecraft that would keep station to within a few tens of degrees, for decades?

I am exploring concepts for new experiments in solar-stellar research.

27 September 2014 3,274 8 View

What is the root cause of the 11 year flip in the Sun's polar magnetic fields?

This is not a trick question: there are several explanations depending on the viewpoint taken- from heliosphere to solar surface. It would be great to have an online debate on several proposed...

19 November 2013 7,358 4 View

Are solar/space physics in a mature state where all "easy" problems have been done? Are we reduced merely to reducing data and running models?

Current work in solar physics is dominated by data acquisition, reduction, and numerical modeling. Has the tool between the ears become less important than those catching photons, particles, and...

02 November 2013 1,147 8 View

Do turbulent magnetic diffusivities in highly conducting plasmas have a sound physical basis?

In solar physics, it is customary to use magnetic diffusivities which are orders of magnitude larger than kinetic values. But Parker (Space Sci. Rev. 144, 15 2009) points to fundamental...

22 October 2013 6,054 11 View

How does one select a fertile thesis project in space science?

In recent years I have observed increasing numbers of research students trained primarily to use sophisticated toolkits, such as large observational and experimental facilities, and/or large...

20 October 2013 414 4 View