... But infrared light can more easily penetrate the dust and this recently released Infrared Space Observatory ( ISO ) mosaic, together with other similar images, shows about 100,000 previously unseen stars of the Milky Way's central regions. ... The stars are mostly evolved red giants , intrinsically cool, large, bright stars that have swollen after exhausting their central supply of hydrogen fuel. ... Publications with keywords: infrared - red giant - Galactic Center . ... Saturn s Infrared Glow . ...