🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.1

Radius: 10.3

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.22 AU - 1.68 AU

Year: 1227 Days

Day: 7.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 84,092,681 km

• M1: 133,441 km (0.079 R)
• M2: 1,017,714 km (0.091 R)
• M3: 2,123,093 km (0.059 R)
• M4: 3,191,222 km (0.076 R)
• M5: 3,832,099 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.7

Radius: 8.7

Gravity: 12.93 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.15 AU - 2.43 AU

Year: 2436 Days

Day: 6.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,092,681 km

• M1: 111,301 km (0.078 R)
• M2: 484,996 km (0.11 R)
• M3: 807,529 km (0.054 R)
• M4: 1,627,176 km (0.07 R)
• M5: 1,941,780 km (0.104 R)
• M6: 2,214,497 km (0.091 R)
• M7: 2,695,454 km (0.06 R)
• M8: 2,969,667 km (0.047 R)
• M9: 3,443,593 km (0.063 R)
• M10: 4,747,189 km (0.092 R)
• M11: 6,930,421 km (0.1 R)
• M12: 8,324,822 km (0.108 R)
• M13: 8,631,498 km (0.091 R)
• M14: 17,563,388 km (0.101 R)
• M15: 18,012,481 km (0.113 R)
• M16: 18,816,570 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663

Radius: 14.3

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.21 AU - 2.71 AU

Year: 2712 Days

Day: 9.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,092,681 km

• M1: 177,872 km (0.096 R)
• M2: 847,472 km (0.114 R)
• M3: 1,354,758 km (0.111 R)
• M4: 2,020,170 km (0.117 R)
• M5: 2,728,516 km (0.088 R)
• M6: 3,561,925 km (0.106 R)
• M7: 4,494,668 km (0.098 R)
• M8: 5,510,288 km (0.069 R)
• M9: 5,993,938 km (0.053 R)
• M10: 7,047,406 km (0.105 R)
• M11: 7,587,903 km (0.089 R)
• M12: 8,091,599 km (0.061 R)
• M13: 9,201,316 km (0.075 R)
• M14: 10,563,704 km (0.063 R)
• M15: 11,073,085 km (0.065 R)
• M16: 12,183,849 km (0.075 R)
• M17: 15,161,595 km (0.115 R)
• M18: 15,810,849 km (0.109 R)
• M19: 17,488,141 km (0.065 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625.5

Radius: 5.4

Gravity: 21.45 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.49 AU - 8.31 AU

Year: 12740 Days

Day: 18.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,092,681 km

• M1: 70,909 km (0.094 R)
• M2: 262,694 km (0.066 R)
• M3: 982,858 km (0.116 R)
• M4: 1,615,807 km (0.114 R)
• M5: 2,743,326 km (0.045 R)
• M6: 3,431,177 km (0.06 R)
• M7: 4,437,372 km (0.114 R)
• M8: 6,103,743 km (0.055 R)
• M9: 6,449,613 km (0.097 R)
• M10: 7,436,361 km (0.088 R)
• M11: 9,807,936 km (0.088 R)
• M12: 13,139,181 km (0.042 R)
• M13: 16,191,726 km (0.053 R)
• M14: 17,230,084 km (0.104 R)
• M15: 25,870,708 km (0.089 R)
• M16: 26,572,471 km (0.059 R)
• M17: 26,877,202 km (0.093 R)
• M18: 28,329,798 km (0.054 R)
• M19: 31,052,628 km (0.115 R)
• M20: 31,277,624 km (0.075 R)
• M21: 44,827,600 km (0.11 R)
• M22: 50,814,806 km (0.099 R)
• M23: 53,030,052 km (0.105 R)
• M24: 54,487,733 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.5

Radius: 5.7

Gravity: 20.48 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 10.16 AU - 10.64 AU

Year: 23575 Days

Day: 24 Hours

Environment

Temp: -228 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 84,092,681 km

• M1: 70,909 km (0.029 R)
• M2: 286,929 km (0.053 R)
• M3: 805,435 km (0.036 R)
• M4: 1,093,112 km (0.116 R)
• M5: 1,634,506 km (0.089 R)
• M6: 2,981,934 km (0.098 R)
• M7: 3,431,925 km (0.115 R)
• M8: 4,258,154 km (0.065 R)
• M9: 4,645,014 km (0.062 R)
• M10: 5,819,507 km (0.108 R)
• M11: 6,475,493 km (0.092 R)
• M12: 7,829,953 km (0.1 R)
• M13: 11,547,460 km (0.116 R)
• M14: 16,806,124 km (0.11 R)
• M15: 17,239,659 km (0.102 R)
• M16: 19,519,829 km (0.105 R)
• M17: 22,512,236 km (0.103 R)
• M18: 26,373,656 km (0.118 R)
• M19: 35,376,007 km (0.098 R)
• M20: 36,231,258 km (0.119 R)
• M21: 40,560,171 km (0.086 R)
• M22: 44,229,209 km (0.069 R)
• M23: 44,558,324 km (0.113 R)
• M24: 48,461,632 km (0.094 R)
• M25: 55,973,838 km (0.092 R)
• M26: 56,745,764 km (0.034 R)
• M27: 58,706,692 km (0.102 R)
• M28: 60,509,646 km (0.079 R)
• M29: 63,178,771 km (0.074 R)
• M30: 63,596,299 km (0.056 R)
• M31: 66,354,734 km (0.077 R)
• M32: 68,530,186 km (0.113 R)
• M33: 73,713,304 km (0.082 R)
• M34: 78,909,735 km (0.113 R)
• M35: 80,123,872 km (0.092 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 15,978 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit