R Sagittae
... that the star R Sagittae has 90% of the mass and 10,000 times the luminosity of the Sun?
... that the star <b id="mwBy8"><a href="./R_Sagittae" id="mwBzA" rel="mw:WikiLink" title="R Sagittae">R Sagittae</a></b> has 90% of the <a href="./Solar_mass" id="mwBzE" rel="mw:WikiLink" title="Solar mass">mass</a> and 10,000 times the <a href="./Luminosity" id="mwBzI" rel="mw:WikiLink" title="Luminosity">luminosity</a> of the <a href="./Sun" id="mwBzM" rel="mw:WikiLink" title="Sun">Sun</a>?