ISCO and other spacetimes
Fix citation year, typos, and outdated HEASoft version note Co-authored-by: Cursor <cursoragent@cursor.com>
Updated Relativistic accretion discs (markdown)
fix: added year to Kara and García (2025)
feat: added Kara and García review
Added WIP notice
Started page about relativisitc accretion discs (wip)
Relativistic disc placeholder