All Questions
Tagged with naming astrophysics
2 questions
2
votes
2
answers
172
views
What does the word "compact" mean in astronomy/astrophysics?
I have seen countless times the adjective "compact" in astronomy, e.g. compact stars, compact binaries, etc. I would like to know, what exactly is this supposed to mean? From this source, I am led to ...
10
votes
1
answer
468
views
What do the acronyms in "AT 2017 gfo" mean?
About 11 hours after the detection of GW170817 by Ligo/Virgo and the quickly succeeding detected GRB170817, a transient afterglow in the optical-nIR frequency appeared which showed many signs of r-...