Natura - nature actualia - actual entities Mundus Plinius - physical world Caelum veter. - region of the fixed stars (Constellation) Serpens veter. - Ser 1518.6+0205 (Globular cluster) M5 152547.4+152541 (Star) τ¹ Serpentis 153209.7+160322 (Star) τ² Serpentis 153448.1+103221 (Star system) δ Serpentis 153533.2+173920 (Star) τ³ Serpentis 153629.3+160708 (Star) τ5 Serpentis 154059.2+160129 (Star) τ6 Serpentis 154133.1+194013 (Star system) ι Serpentis 154147.4+125051 (Star) χ Serpentis 154154.7+182750 (Star) τ7 Serpentis 154401.8+023054 (Star system) ψ Serpentis 154416.1+062532 (Star system) α Serpentis - Unukalhai 154442.1+171551 (Star system) τ8 Serpentis 154611.3+152519 (Star system) β Serpentis 154626.6+072111 (Star) λ Serpentis 154717.3+140655 (Star) υ Serpentis 154844.4+180830 (Star) κ Serpentis 154937.2-032549 (Star) μ Serpentis 155017.5+021147 (Star) ω Serpentis 155049.0+042840 (Star) ε Serpentis 155115.9+205840 (Star) ρ Serpentis 155627.2+153942 (Star system) γ Serpentis 155714.6+142452 (Star) φ Serpentis 160217.7+224816 (Star) π Serpentis 162204.4+010145 (Star) σ Serpentis 172049.7-125049 (Star system) ν Serpentis 173735.2-152355 (Star system) ξ Serpentis 174124.9-125231 (Star) ο Serpentis 180029.0-034125 (Star) ζ Serpentis 182118.6-025356 (Star system) η Serpentis 185613.2+041213 (Star) θ¹ Serpentis - Alya 185614.6+041207 (Star) θ² Serpentis