Useful Links

A curated list of astronomy-related links I regularly use.

Transients

• TNS
• WISeREP
• ATLAS transients
• ASAS-SN

Observation planning

• Aladin Sky Atlas
• stellarium-web
• IRSA Dust Extinction / Reddening
• STARALT
• Cosmology Calculator

Surveys & archives

• ESO Science Archive Facility
• MAST (HST, JWST, etc.)
• CDS / SIMBAD
• VizieR Catalogue Service
• MPChecker
• SVO filters
• Basic Atomic Spectroscopic Data
• SDSS
• PanSTARRS Image Cutouts
• PanSTARRS Catalog
• Legacy Survey

Literature

• NASA ADS
• arXiv (astro-ph)

Software & tools

• IRAF
• Astropy

If you notice a broken link or have a suggestion, feel free to email me.