🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.37 AU - 1.81 AU

Year: 718 Days

Day: 26.2 Hours

Environment

Temp: -37 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,891,302 km

• M1: 41,887 km (0.031 R)
• M2: 644,916 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.64 AU - 2.1 AU

Year: 916 Days

Day: 16.8 Hours

Environment

Temp: -63 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.65 AU - 3.19 AU

Year: 1787 Days

Day: 15.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.04 AU - 3.34 AU

Year: 2041 Days

Day: 27.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.8

Radius: 7.3

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 12.84 AU - 13.9 AU

Year: 17509 Days

Day: 24.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 89,891,302 km

• M1: 90,956 km (0.103 R)
• M2: 412,441 km (0.063 R)
• M3: 721,211 km (0.029 R)
• M4: 1,194,838 km (0.069 R)
• M5: 1,501,663 km (0.104 R)
• M6: 2,052,034 km (0.069 R)
• M7: 2,374,118 km (0.113 R)
• M8: 3,217,551 km (0.114 R)
• M9: 4,158,073 km (0.09 R)
• M10: 4,771,873 km (0.053 R)
• M11: 5,730,496 km (0.117 R)
• M12: 6,332,927 km (0.067 R)
• M13: 6,609,533 km (0.119 R)
• M14: 7,444,289 km (0.081 R)
• M15: 8,253,913 km (0.112 R)
• M16: 9,576,657 km (0.113 R)
• M17: 11,436,159 km (0.093 R)
• M18: 13,917,090 km (0.107 R)
• M19: 14,453,099 km (0.111 R)
• M20: 15,002,722 km (0.116 R)
• M21: 17,727,946 km (0.051 R)
• M22: 18,357,753 km (0.113 R)
• M23: 20,853,046 km (0.059 R)
• M24: 21,732,681 km (0.087 R)
• M25: 22,001,359 km (0.098 R)
• M26: 22,728,704 km (0.027 R)
• M27: 23,471,756 km (0.11 R)
• M28: 24,135,223 km (0.103 R)
• M29: 30,792,478 km (0.047 R)
• M30: 31,587,441 km (0.108 R)
• M31: 32,981,843 km (0.114 R)
• M32: 35,026,995 km (0.047 R)
• M33: 38,055,903 km (0.104 R)
• M34: 47,879,696 km (0.071 R)
• M35: 51,601,841 km (0.093 R)
• M36: 55,679,579 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703.8

Radius: 4.4

Gravity: 36.35 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 12.48 AU - 16.32 AU

Year: 19571 Days

Day: 19.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 89,891,302 km

• M1: 54,753 km (0.095 R)
• M2: 195,375 km (0.103 R)
• M3: 590,014 km (0.096 R)
• M4: 893,398 km (0.03 R)
• M5: 1,087,128 km (0.114 R)
• M6: 1,383,930 km (0.093 R)
• M7: 1,996,084 km (0.052 R)
• M8: 4,680,020 km (0.119 R)
• M9: 6,673,860 km (0.084 R)
• M10: 9,910,111 km (0.105 R)
• M11: 10,384,037 km (0.083 R)
• M12: 13,193,485 km (0.061 R)
• M13: 14,809,591 km (0.03 R)
• M14: 15,428,627 km (0.073 R)
• M15: 15,744,428 km (0.104 R)
• M16: 16,145,350 km (0.113 R)
• M17: 16,718,011 km (0.053 R)
• M18: 18,874,015 km (0.112 R)
• M19: 20,158,762 km (0.085 R)
• M20: 21,402,967 km (0.111 R)
• M21: 21,598,791 km (0.109 R)
• M22: 34,444,461 km (0.106 R)
• M23: 44,556,978 km (0.106 R)
• M24: 46,660,473 km (0.027 R)
• M25: 53,907,144 km (0.113 R)
• M26: 54,088,157 km (0.113 R)
• M27: 54,999,956 km (0.073 R)
• M28: 62,266,075 km (0.101 R)
• M29: 62,665,202 km (0.1 R)
• M30: 63,468,841 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 469.2

Radius: 5.5

Gravity: 15.51 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 18.8 AU - 20.36 AU

Year: 31031 Days

Day: 16.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 89,891,302 km

• M1: 68,366 km (0.079 R)
• M2: 304,432 km (0.1 R)
• M3: 592,258 km (0.11 R)
• M4: 1,051,224 km (0.062 R)
• M5: 2,214,048 km (0.083 R)
• M6: 2,469,412 km (0.11 R)
• M7: 7,012,550 km (0.066 R)
• M8: 11,162,096 km (0.033 R)
• M9: 12,553,057 km (0.059 R)
• M10: 12,844,473 km (0.08 R)
• M11: 14,212,247 km (0.119 R)
• M12: 16,183,198 km (0.1 R)
• M13: 16,355,236 km (0.11 R)
• M14: 16,528,470 km (0.119 R)
• M15: 20,157,116 km (0.095 R)
• M16: 20,657,671 km (0.112 R)
• M17: 22,209,001 km (0.079 R)
• M18: 26,842,645 km (0.089 R)
• M19: 27,816,078 km (0.1 R)
• M20: 36,911,330 km (0.057 R)
• M21: 38,266,387 km (0.108 R)
• M22: 43,851,923 km (0.109 R)
• M23: 47,451,248 km (0.103 R)
• M24: 55,817,060 km (0.064 R)
• M25: 59,217,120 km (0.115 R)
• M26: 81,037,316 km (0.098 R)

Kuiper Belt

Range: 30.6 - 48.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 11,740 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit