Chi Cygni, for one

• Celestial cool red giant
• Relatively cool heavenly body
• Red giant in the night sky
• Celestial red giant
• Certain astronomical classification
• Astronomical giant with a spectral letter ranking
• Comparatively cool red giant
• Slow-burning heavenly body

Wikipedia Word definitions in Wikipedia
SSTAR may refer to: Society for Sex Therapy and Research Small, sealed, transportable, autonomous reactor