Useful Links and Resources
Here are a few of my favorite resources!
Astronomy Databases
NED Extragalactic Database Database of galaxy measurements and properties 
NASA ADS Research paper database 
SDSS Sky Server Sloan Digital Sky Survey Project - SDSS DR16 Updated Sloan data search page
IRSA Infrared Science Archive 
HSA Herschel Science Archive 
Astronomy Programs
Astronomy News
Astronomy Picture of the Day Great resource for beautiful daily astronomy pictures! 
AAS NOVA Awesome short summaries of recent astronomy papers 
Astrobites Graduate student driven paper summaries
Teaching Resources
OpenStax Open-source science textbooks
Andrea Dobson Intro Astro Open-source astronomy textbook by Andrea Dobson
UNL Astro Site Applications for astronomy teaching (currently being transferred from flash)
Indigenous Education Institute Source for preservation and contemporary application of indigenous knowledge
NOAA Climate Center Very cool interactive data source for everything climate related! 
UDL Guidelines Great guide to making courses inclusive
Other cool links!
- Native Skywatchers Stories and information about indigenous astronomy!
SACNAS Society for Advancement of Chicanos/Hispanics and Native Americans in Science webpage! 
Decolonizing Science Reading List Great resource for articles about how to decolonize STEm