Star system
17 Lyrae
︎ 17 Lyrae - Class F star
Body distance-Solar masses2.0313Solar radius1.5681︎ 17 Lyrae 1 - High metal content world Landable
Body distance467 LsEarth masses0.4116Radius4,639 kmGravity0.78 gSurface temperature464 K (191°C/375°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 2.7%︎ Yttrium: 1.5%︎ Mercury: 1.1%︎ Tungsten: 1.4%︎ Arsenic: 2.3%︎ Vanadium: 6.1%︎ Carbon: 14.6%︎ Iron: 24.8%︎ Nickel: 18.8%︎ Phosphorus: 9.4%︎ Sulphur: 17.4%︎ 17 Lyrae 2 - High metal content world Landable
Body distance467 LsEarth masses0.2733Radius4,085 kmGravity0.67 gSurface temperature464 K (191°C/375°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 2.4%︎ Tellurium: 1.2%︎ Cadmium: 1.7%︎ Molybdenum: 1.4%︎ Chromium: 9.8%︎ Manganese: 9.0%︎ Carbon: 12.8%︎ Iron: 21.8%︎ Nickel: 16.5%︎ Phosphorus: 8.2%︎ Sulphur: 15.3%︎ 17 Lyrae 3 - High metal content world Landable
Body distance835 LsEarth masses0.0950Radius2,925 kmGravity0.45 gSurface temperature347 K (74°C/166°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.8%︎ Molybdenum: 1.4%︎ Tungsten: 1.2%︎ Chromium: 9.5%︎ Manganese: 8.8%︎ Zinc: 5.8%︎ Carbon: 12.5%︎ Iron: 21.2%︎ Nickel: 16.0%︎ Phosphorus: 8.0%︎ Sulphur: 14.9%︎ 17 Lyrae 4 - High metal content world
Body distance1,190 LsEarth masses0.3477Radius4,384 kmGravity0.74 gSurface temperature480 K (207°C/405°F)Surface pressure1.51 atmVolcanismAtmosphereCarbon dioxideTerraforming︎ 17 Lyrae 4 a - Rocky body Landable
Body distance1,189 LsEarth masses0.0154Radius1,708 kmGravity0.22 gSurface temperature291 K (17°C/63°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 2.7%︎ Tellurium: 1.3%︎ Niobium: 1.4%︎ Tungsten: 1.1%︎ Chromium: 8.9%︎ Manganese: 8.2%︎ Carbon: 14.7%︎ Iron: 19.8%︎ Nickel: 15.0%︎ Phosphorus: 9.4%︎ Sulphur: 17.4%︎ 17 Lyrae 5 - Water world
Body distance1,625 LsEarth masses0.3383Radius4,366 kmGravity0.72 gSurface temperature442 K (169°C/337°F)Surface pressure3.43 atmVolcanismAtmosphereCarbon dioxide-richTerraformingTerraforming︎ 17 Lyrae 6 - Earth-like world
Body distance2,200 LsEarth masses0.3692Radius4,485 kmGravity0.75 gSurface temperature271 K (-2°C/28°F)Surface pressure0.96 atmVolcanismAtmosphereSuitable for water-based lifeTerraforming︎ 17 Lyrae 7 - High metal content world
Body distance2,964 LsEarth masses0.9206Radius5,926 kmGravity1.07 gSurface temperature439 K (166°C/331°F)Surface pressure9.34 atmVolcanismMajor Rocky magmaAtmosphereThick Ammonia-richTerraforming︎ 17 Lyrae 8 - Icy body
Body distance7,033 LsEarth masses0.9587Radius7,332 kmGravity0.73 gSurface temperature335 K (61°C/143°F)Surface pressure1,710.53 atmVolcanismMajor Water geysersAtmosphereThick Methane-richTerraforming