Paulett Liewerreplied to: RE: depth of sunspots

Sunspots -- the dark spots visible on the solar surface -- appear dark only because they are not quite as hot as the surrounding surface (called the p...

10/22/2018

Paulett Liewerreplied to: RE: Parker Solar Probe: Launching during solar minimum

Good question! We are glad we are launching at solar minimum because the structure in the solar wind is much simpler at solar minimum and we have a...

3/23/2018

Paulett Liewerreplied to: RE: Parker Solar Probe: name cards to sun

Probably on a memory card in the spacecraft's computer. Paulett

3/23/2018

Paulett Liewerreplied to: RE: Parker Solar Probe: water

Hi With regard to the freezing, all spacecraft have carefully sized and placed heaters to keep not just the water, but all the instruments at temp...

3/22/2018

Paulett Liewerreplied to: RE: Parker Solar Probe - protection

Parker Solar Probe has a very high-tech heat shield that will protect everthing behind it from direction solar illuminantions. The spacecraft will be ...

3/22/2018

Paulett Liewerreplied to: RE: Observatories

Hi Chris, I can't answer your question. But I do know that the Egyptian temples were carefully aligned based on the Sun. For example, the Great Te...

10/18/2016

Paulett Liewerreplied to: RE: Solar Energy

There are a couple of ways to make solar energy more economical. One way is to make the conversion of solar wnegy into electricity more efficient, fo...

10/18/2016

Paulett Liewerreplied to: RE: sunspot

Sunspots are the result of magnetic field emerging from below the surface of the Sun; the emergence of a bundle of flux can take several days. If two ...

10/18/2016

Paulett Liewerreplied to: RE: eclipse

A total solar eclipse requires that the moon exactly line up with the Sun from the viewpoint of the observer on Earth . In addition, the moon has to b...

10/17/2016

Paulett Liewerreplied to: RE: outer planets & sun

The Sun effects the outer planets just the way it affexts earth EXCEPT the light energy decreases rapidly the further out you are in the solar system...

10/17/2016

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