All Questions
2
questions
1
vote
1
answer
79
views
Why $\rm He^{++}$ is more opaque than $\rm He^{+}$ and so absorbs more energy?
In the Cepheids, $\rm He^{++}$ is more opaque than $\rm He^{+}$ so it absorbs more energy.
If it is because a more charged particle have a higher electromagnetic field and the stronger the field, the ...
2
votes
2
answers
787
views
Would it be possible to detect nuclear explosion on exoplanet?
How strong would have to be nuclear explosion on exo-planet that orbits some other star for it to be detectable outside of that system.
Or it would be impossible due to amount of radiation coming from ...