🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.84 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.1

Radius: 14.6

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.49 AU - 1.87 AU

Year: 1477 Days

Day: 11.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,733,789 km

• M1: 181,761 km (0.039 R)
• M2: 647,160 km (0.081 R)
• M3: 1,110,764 km (0.093 R)
• M4: 1,606,382 km (0.039 R)
• M5: 2,110,676 km (0.104 R)
• M6: 2,917,308 km (0.05 R)
• M7: 3,506,424 km (0.059 R)
• M8: 4,730,733 km (0.063 R)
• M9: 6,460,534 km (0.032 R)
• M10: 7,566,212 km (0.082 R)
• M11: 9,456,979 km (0.06 R)

Planet 2 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.9

Radius: 6.5

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 7.43 AU - 8.91 AU

Year: 15839 Days

Day: 19.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,733,789 km

• M1: 144,811 km (0.113 R)
• M2: 426,803 km (0.102 R)
• M3: 726,447 km (0.118 R)
• M4: 1,532,331 km (0.095 R)
• M5: 2,012,690 km (0.103 R)
• M6: 3,101,014 km (0.098 R)
• M7: 4,691,389 km (0.102 R)
• M8: 5,805,744 km (0.042 R)
• M9: 6,405,332 km (0.108 R)
• M10: 10,733,049 km (0.042 R)
• M11: 12,585,070 km (0.096 R)
• M12: 13,268,134 km (0.063 R)
• M13: 17,058,346 km (0.067 R)
• M14: 21,338,790 km (0.098 R)
• M15: 24,910,589 km (0.108 R)
• M16: 32,977,803 km (0.109 R)
• M17: 38,878,991 km (0.098 R)
• M18: 47,196,931 km (0.077 R)
• M19: 47,790,237 km (0.092 R)
• M20: 51,142,426 km (0.073 R)
• M21: 52,557,771 km (0.069 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 814.5

Radius: 6.9

Gravity: 17.11 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 9.28 AU - 9.76 AU

Year: 19923 Days

Day: 23.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 47,733,789 km

• M1: 86,019 km (0.098 R)
• M2: 654,341 km (0.113 R)
• M3: 1,075,758 km (0.117 R)
• M4: 1,401,882 km (0.08 R)
• M5: 2,004,312 km (0.118 R)
• M6: 2,548,699 km (0.077 R)
• M7: 3,024,869 km (0.095 R)
• M8: 4,923,715 km (0.09 R)
• M9: 5,826,239 km (0.086 R)
• M10: 6,382,743 km (0.03 R)
• M11: 7,307,407 km (0.09 R)
• M12: 8,265,731 km (0.103 R)
• M13: 9,651,007 km (0.072 R)
• M14: 10,125,233 km (0.089 R)
• M15: 10,865,593 km (0.074 R)
• M16: 11,184,535 km (0.106 R)
• M17: 12,042,928 km (0.108 R)
• M18: 16,413,878 km (0.04 R)
• M19: 17,520,903 km (0.104 R)
• M20: 18,137,246 km (0.081 R)
• M21: 20,553,551 km (0.034 R)
• M22: 27,398,700 km (0.087 R)
• M23: 36,042,914 km (0.049 R)
• M24: 37,182,850 km (0.074 R)
• M25: 40,137,408 km (0.087 R)
• M26: 43,404,326 km (0.098 R)
• M27: 43,724,466 km (0.051 R)
• M28: 47,181,074 km (0.115 R)
• M29: 50,285,230 km (0.056 R)
• M30: 54,446,444 km (0.111 R)
• M31: 65,315,627 km (0.107 R)
• M32: 69,382,445 km (0.099 R)
• M33: 72,036,012 km (0.091 R)
• M34: 72,935,395 km (0.109 R)
• M35: 74,756,599 km (0.073 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.1

Radius: 6.1

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 7.58 AU - 12.24 AU

Year: 21159 Days

Day: 17.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,733,789 km

• M1: 75,846 km (0.09 R)
• M2: 318,344 km (0.101 R)
• M3: 597,344 km (0.043 R)
• M4: 1,077,853 km (0.117 R)
• M5: 1,579,754 km (0.086 R)
• M6: 1,851,573 km (0.103 R)
• M7: 2,318,019 km (0.119 R)
• M8: 2,649,827 km (0.113 R)
• M9: 3,057,780 km (0.095 R)
• M10: 4,361,077 km (0.093 R)
• M11: 4,624,519 km (0.091 R)
• M12: 5,682,774 km (0.093 R)
• M13: 7,414,669 km (0.038 R)
• M14: 7,706,086 km (0.105 R)
• M15: 10,318,663 km (0.119 R)
• M16: 14,409,566 km (0.052 R)
• M17: 16,074,740 km (0.079 R)
• M18: 17,716,277 km (0.109 R)
• M19: 17,938,281 km (0.075 R)
• M20: 19,941,247 km (0.081 R)
• M21: 21,412,242 km (0.073 R)
• M22: 24,385,351 km (0.097 R)
• M23: 26,065,634 km (0.073 R)
• M24: 26,256,969 km (0.096 R)
• M25: 28,222,087 km (0.049 R)
• M26: 38,286,284 km (0.055 R)
• M27: 38,657,735 km (0.052 R)
• M28: 40,294,785 km (0.064 R)
• M29: 40,936,560 km (0.074 R)
• M30: 41,324,916 km (0.064 R)
• M31: 44,931,122 km (0.082 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 13,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit