Here are some (hopefully useful) posts about a number of different astrophysical topics/how tos:
Installing Heasoft-6.25 from source on Mac OS High Sierra (v 10.13.6)
Post-doctoral Researcher
Here are some (hopefully useful) posts about a number of different astrophysical topics/how tos:
Installing Heasoft-6.25 from source on Mac OS High Sierra (v 10.13.6)