🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.33 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.9

Radius: 13.5

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.16 AU - 3.14 AU

Year: 2830 Days

Day: 11.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,167,073 km

• M1: 167,849 km (0.043 R)
• M2: 621,280 km (0.117 R)
• M3: 1,090,120 km (0.116 R)
• M4: 1,545,944 km (0.057 R)
• M5: 3,720,499 km (0.072 R)
• M6: 4,591,757 km (0.088 R)
• M7: 5,237,721 km (0.071 R)
• M8: 5,792,579 km (0.086 R)
• M9: 7,787,916 km (0.094 R)
• M10: 8,676,078 km (0.097 R)
• M11: 9,844,138 km (0.076 R)
• M12: 10,354,716 km (0.101 R)
• M13: 11,428,829 km (0.097 R)
• M14: 11,870,591 km (0.086 R)
• M15: 12,831,458 km (0.111 R)
• M16: 16,683,005 km (0.077 R)
• M17: 17,147,955 km (0.036 R)
• M18: 17,942,021 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.5

Radius: 10.6

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.78 AU - 4.02 AU

Year: 5052 Days

Day: 6.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,167,073 km

• M1: 131,796 km (0.087 R)
• M2: 468,092 km (0.1 R)
• M3: 807,679 km (0.075 R)
• M4: 1,251,835 km (0.054 R)
• M5: 1,596,658 km (0.066 R)
• M6: 2,033,484 km (0.072 R)
• M7: 2,533,290 km (0.09 R)
• M8: 3,326,309 km (0.064 R)
• M9: 4,324,126 km (0.044 R)
• M10: 5,263,003 km (0.097 R)
• M11: 5,651,808 km (0.119 R)
• M12: 6,179,888 km (0.085 R)
• M13: 6,613,273 km (0.075 R)
• M14: 10,626,535 km (0.104 R)
• M15: 12,278,395 km (0.108 R)
• M16: 13,317,651 km (0.118 R)
• M17: 14,902,491 km (0.062 R)
• M18: 15,740,538 km (0.067 R)
• M19: 16,846,665 km (0.085 R)
• M20: 17,941,721 km (0.037 R)
• M21: 19,083,602 km (0.068 R)
• M22: 20,749,075 km (0.098 R)
• M23: 22,078,103 km (0.098 R)
• M24: 23,019,522 km (0.118 R)
• M25: 25,687,301 km (0.103 R)
• M26: 26,809,734 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.8

Radius: 10.5

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.54 AU - 5.38 AU

Year: 6179 Days

Day: 8 Hours

Environment

Temp: -213 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,167,073 km

• M1: 131,048 km (0.081 R)
• M2: 831,166 km (0.052 R)
• M3: 1,164,171 km (0.03 R)
• M4: 1,974,393 km (0.114 R)
• M5: 2,882,751 km (0.118 R)
• M6: 3,651,086 km (0.084 R)
• M7: 5,421,576 km (0.093 R)
• M8: 6,882,250 km (0.058 R)
• M9: 8,324,523 km (0.092 R)
• M10: 10,475,441 km (0.09 R)
• M11: 10,874,419 km (0.106 R)
• M12: 11,375,721 km (0.09 R)
• M13: 12,721,953 km (0.054 R)
• M14: 13,330,217 km (0.103 R)
• M15: 14,825,149 km (0.042 R)
• M16: 20,800,537 km (0.083 R)
• M17: 25,891,053 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 537.6

Radius: 6

Gravity: 14.93 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.79 AU - 7.65 AU

Year: 10176 Days

Day: 24.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,167,073 km

• M1: 74,649 km (0.09 R)
• M2: 322,234 km (0.059 R)
• M3: 676,631 km (0.1 R)
• M4: 1,244,505 km (0.073 R)
• M5: 1,444,068 km (0.098 R)
• M6: 1,708,856 km (0.1 R)
• M7: 2,623,049 km (0.065 R)
• M8: 3,383,156 km (0.095 R)
• M9: 4,116,933 km (0.094 R)
• M10: 4,800,446 km (0.101 R)
• M11: 5,425,616 km (0.107 R)
• M12: 5,623,384 km (0.098 R)
• M13: 6,648,129 km (0.104 R)
• M14: 7,667,788 km (0.035 R)
• M15: 7,917,168 km (0.084 R)
• M16: 11,781,281 km (0.096 R)
• M17: 12,797,051 km (0.109 R)
• M18: 13,089,365 km (0.07 R)
• M19: 14,116,354 km (0.097 R)
• M20: 17,375,793 km (0.119 R)
• M21: 21,677,031 km (0.099 R)
• M22: 22,853,618 km (0.075 R)
• M23: 25,333,352 km (0.108 R)
• M24: 26,260,709 km (0.114 R)
• M25: 28,380,362 km (0.087 R)
• M26: 28,677,912 km (0.084 R)
• M27: 32,629,988 km (0.076 R)
• M28: 38,242,003 km (0.026 R)
• M29: 39,338,256 km (0.099 R)
• M30: 39,708,361 km (0.066 R)
• M31: 42,493,126 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 775.8

Radius: 4.5

Gravity: 38.31 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 7.25 AU - 10.51 AU

Year: 17359 Days

Day: 16.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,167,073 km

• M1: 101,876 km (0.111 R)
• M2: 294,558 km (0.035 R)
• M3: 558,449 km (0.114 R)
• M4: 1,742,965 km (0.093 R)
• M5: 3,562,524 km (0.112 R)
• M6: 5,099,043 km (0.066 R)
• M7: 8,080,828 km (0.112 R)
• M8: 9,565,437 km (0.118 R)
• M9: 10,490,700 km (0.091 R)
• M10: 12,250,869 km (0.119 R)
• M11: 20,506,128 km (0.097 R)
• M12: 22,530,487 km (0.111 R)
• M13: 24,790,013 km (0.116 R)
• M14: 30,967,208 km (0.081 R)
• M15: 40,990,864 km (0.08 R)
• M16: 44,029,346 km (0.09 R)
• M17: 53,152,423 km (0.084 R)
• M18: 62,077,731 km (0.057 R)
• M19: 67,926,409 km (0.097 R)
• M20: 71,090,853 km (0.071 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 13,796 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit