🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.51 AU - 0.53 AU

Year: 144 Days

Day: 14.1 Hours

Environment

Temp: 197 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.61 AU - 0.61 AU

Year: 183 Days

Day: 40.4 Hours

Environment

Temp: 111 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.67 AU - 0.81 AU

Year: 245 Days

Day: 28 Hours

Environment

Temp: 137 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.71 AU - 1.05 AU

Year: 318 Days

Day: 42.3 Hours

Environment

Temp: 29 °C

Axial Tilt: 110 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.22 AU - 2.42 AU

Year: 1361 Days

Day: 31.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.2

Radius: 12.9

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 8.24 AU - 9.6 AU

Year: 10257 Days

Day: 6.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,794,312 km

• M1: 160,369 km (0.066 R)
• M2: 565,480 km (0.106 R)
• M3: 1,281,455 km (0.072 R)
• M4: 2,030,492 km (0.073 R)
• M5: 2,755,294 km (0.099 R)
• M6: 3,353,685 km (0.097 R)
• M7: 3,774,055 km (0.102 R)
• M8: 4,874,198 km (0.114 R)
• M9: 5,583,441 km (0.068 R)
• M10: 6,698,544 km (0.091 R)
• M11: 7,617,823 km (0.055 R)
• M12: 9,319,050 km (0.03 R)
• M13: 10,778,527 km (0.099 R)
• M14: 11,870,591 km (0.104 R)
• M15: 12,385,357 km (0.118 R)
• M16: 12,915,083 km (0.106 R)
• M17: 18,845,293 km (0.101 R)
• M18: 20,837,188 km (0.059 R)
• M19: 21,587,422 km (0.067 R)
• M20: 23,142,043 km (0.114 R)
• M21: 24,037,386 km (0.112 R)
• M22: 27,452,556 km (0.114 R)
• M23: 30,217,274 km (0.112 R)
• M24: 32,050,446 km (0.072 R)
• M25: 38,117,238 km (0.08 R)
• M26: 41,550,509 km (0.074 R)
• M27: 44,633,422 km (0.066 R)
• M28: 46,865,871 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898.3

Radius: 3

Gravity: 99.81 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 13.92 AU - 14.48 AU

Year: 20602 Days

Day: 20.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 37,794,312 km

• M1: 45,029 km (0.077 R)
• M2: 153,487 km (0.114 R)
• M3: 260,450 km (0.12 R)
• M4: 524,341 km (0.113 R)
• M5: 966,253 km (0.04 R)
• M6: 1,301,352 km (0.101 R)
• M7: 1,690,007 km (0.114 R)
• M8: 2,979,092 km (0.069 R)
• M9: 3,345,158 km (0.08 R)
• M10: 3,584,963 km (0.08 R)
• M11: 4,958,721 km (0.116 R)
• M12: 5,846,584 km (0.088 R)
• M13: 6,463,825 km (0.054 R)
• M14: 7,419,157 km (0.119 R)
• M15: 9,252,628 km (0.082 R)
• M16: 10,778,826 km (0.049 R)
• M17: 10,907,779 km (0.046 R)
• M18: 11,300,623 km (0.062 R)
• M19: 12,045,172 km (0.095 R)
• M20: 13,934,144 km (0.097 R)
• M21: 16,348,355 km (0.12 R)
• M22: 19,027,054 km (0.109 R)
• M23: 21,778,159 km (0.093 R)
• M24: 25,689,395 km (0.063 R)
• M25: 26,150,755 km (0.118 R)
• M26: 28,296,138 km (0.115 R)
• M27: 31,729,409 km (0.09 R)
• M28: 36,434,561 km (0.067 R)
• M29: 36,724,931 km (0.048 R)
• M30: 44,166,079 km (0.095 R)
• M31: 46,341,531 km (0.092 R)
• M32: 50,183,653 km (0.087 R)
• M33: 52,182,131 km (0.056 R)
• M34: 54,232,818 km (0.119 R)
• M35: 63,391,499 km (0.113 R)
• M36: 64,657,247 km (0.103 R)
• M37: 64,869,825 km (0.105 R)
• M38: 73,528,101 km (0.027 R)
• M39: 74,457,254 km (0.113 R)
• M40: 75,629,952 km (0.059 R)
• M41: 82,924,792 km (0.097 R)
• M42: 83,175,668 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74

Radius: 8

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 12.75 AU - 16.29 AU

Year: 21302 Days

Day: 20.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,794,312 km

• M1: 221,704 km (0.106 R)
• M2: 1,491,341 km (0.085 R)
• M3: 2,603,601 km (0.079 R)
• M4: 2,892,176 km (0.106 R)
• M5: 3,421,154 km (0.075 R)
• M6: 3,816,690 km (0.077 R)
• M7: 5,338,699 km (0.036 R)
• M8: 8,120,023 km (0.118 R)
• M9: 8,697,620 km (0.059 R)
• M10: 9,569,925 km (0.11 R)
• M11: 9,934,645 km (0.065 R)
• M12: 10,789,447 km (0.12 R)
• M13: 13,935,790 km (0.075 R)
• M14: 15,189,270 km (0.05 R)
• M15: 20,883,264 km (0.054 R)
• M16: 22,681,580 km (0.118 R)
• M17: 23,248,855 km (0.087 R)
• M18: 25,963,010 km (0.079 R)
• M19: 28,132,328 km (0.114 R)
• M20: 29,165,750 km (0.087 R)
• M21: 31,010,292 km (0.111 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 19,971 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit