Questions tagged [solar-terrestrial-physics]
The solar-terrestrial-physics tag has no usage guidance.
51
questions
0
votes
0
answers
14
views
iron of the core of earth [duplicate]
@ralhecman:so why scientists say that the core of the earth is melted Iron, how that happens? if they also say that iron is the result of a dead start, and what about the other planets in the solar ...
1
vote
0
answers
156
views
How to calculate greenhouse effect for planet as well as for the atmosphere?
I recently found a calculation on how to calculate the greenhouse effect for Earth from another question here, but I couldn't make heads or tails of the calculations that were provided in one of the ...
- 11
2
votes
1
answer
304
views
What is the elevation angle of sun at lunar poles?
The Moon's orbital plane is inclined by about 5.1° with respect to the ecliptic plane, whereas the Moon's equatorial plane is tilted by only 1.5°.
3
votes
0
answers
57
views
Do greenhouse gases absorb and re-emit photons or reflect them diffusely? Or both? (CO2, CH4, H2O, N20, HFC-134a, etc.)
Also, would it matter if a particular type of greenhouse gas molecule reflected rather than absorbed and then re-emitted light? Would its GWP be higher or lower?
Perhaps this is more of a pure ...
- 795
1
vote
0
answers
16
views
Does an increase in SR lead to an increase in strength and intensity of ionospheric lightning?
As explained in the following document:
ELF Electromagnetic Waves from Lightning: The Schumann Resonances
Upper-Atmosphere phenomena like Sprites and Elves can be recorded with extremely low frequency ...
- 271
1
vote
1
answer
70
views
Databases of all Astronomical Geomagnetic storms data
I am doing a project in which I need data from all the globe of geomagnetic storms, I need to ask that from where I can find a list of all sites where I can find the data of geomagnetic storms easily ...
- 111
4
votes
2
answers
413
views
How much would 5 gigatons of methane warm the atmosphere compared to 5 gigatons of CO2 if both were released in one go?
I don't know much about science, I'm just curious about how much warming a certain amount of CH4 would cause compared to a similar amount of CO2 (both 5 GtC).
I'm sorry if the question sounded a bit ...
- 329
2
votes
0
answers
157
views
Fresnel equations & emissivity of water
If you want to know what the actual emissivity of water is (which is terribly important to even get an idea what size the GHE has!), you can google. Regrettably you will get all kinds of results, so ...
- 21
7
votes
2
answers
1k
views
Which part of solar radiation (VIS, NIR) keeps Earth warm?
Which part of solar radiation (visible light vs. infrared radiation) plays main part in keeping Earth's surface warm?
- 261
3
votes
2
answers
238
views
Now Mars is pulsing 3 times per night in the UV, can anyone explain these waves in simple terms? Do these waves have analogies on Earth?
I link below to questions on another kind of Mars pulse) Phys.org's NASA's Maven observes Martian night sky pulsing in ultraviolet light links to the new paper Imaging of Martian Circulation Patterns ...
- 7,062
5
votes
0
answers
99
views
How could the solar wind cause strange magnetic pulses on Mars at midnight?
24-Feb-2020 NASA News item A Year of Surprising Science From NASA's InSight Mars Mission says:
A new understanding of Mars is beginning to emerge, thanks to the first year of NASA's InSight lander ...
- 7,062
5
votes
0
answers
80
views
Mars' strange magnetic pulses at midnight; besides the solar wind what are other possible causes?
24-Feb-2020 NASA News item A Year of Surprising Science From NASA's InSight Mars Mission says:
A new understanding of Mars is beginning to emerge, thanks to the first year of NASA's InSight lander ...
- 7,062
8
votes
1
answer
1k
views
Does a geomagnetic storm visibly deflect a compass?
Reading Solar Storms Could Confuse Whales and Cause Mass Strandings and the linked open access paper in Current Biology Gray whales strand more often on days with increased levels of atmospheric radio-...
- 7,062
4
votes
1
answer
206
views
What would the average temperature be if there were no greenhouse effect from water vapor? [closed]
CO2, methane and other gases contribute to the greenhouse effect.
But most of the greenhouse effect is caused by water vapour in the atmosphere. There is always a lot average moisture present, but it ...
- 679
2
votes
2
answers
720
views
Estimation on how cold will my pond get - intent is to know if certain fish can survive in it
I want to get an estimate on how cold my pond will get.
It is a 1 acre pond in Central Florida USA. It has an average depth of 4 feet. There is not much circulation in the pond. It gets direct ...
