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Results tagged with radio-astronomy
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user 11434
Questions about observations performed in the radio frequency range of the electromagnetic spectrum.
3
votes
1
answer
258
views
What are infall signatures in stars?
I came across several papers (e.g. Looking for outflow and infall signatures in high mass star forming regions P. D. Klaassen, L. Testi and H. Beuther, 2011) talking about infall signatures in star fo …
- 503
6
votes
1
answer
329
views
How to know that the 21cm Hydrogen line is the actual emission and not any other redshifted ...
Is it possible that we mistake some other wavelength emission to be 21 cm because of redshift?
- 503