🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.8

Radius: 14.2

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.24 AU - 2 AU

Year: 1331 Days

Day: 12.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,626,803 km

• M1: 176,525 km (0.086 R)
• M2: 658,081 km (0.113 R)
• M3: 1,105,379 km (0.08 R)
• M4: 2,107,834 km (0.091 R)
• M5: 2,898,010 km (0.069 R)
• M6: 3,961,202 km (0.07 R)
• M7: 4,875,245 km (0.108 R)
• M8: 5,476,180 km (0.095 R)
• M9: 6,730,707 km (0.092 R)
• M10: 7,581,321 km (0.05 R)
• M11: 8,390,496 km (0.105 R)
• M12: 8,990,533 km (0.025 R)
• M13: 10,568,042 km (0.114 R)
• M14: 11,065,306 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.5

Radius: 11.8

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.56 AU - 2.34 AU

Year: 1758 Days

Day: 12 Hours

Environment

Temp: -185 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,626,803 km

• M1: 147,204 km (0.087 R)
• M2: 594,352 km (0.105 R)
• M3: 1,476,980 km (0.037 R)
• M4: 1,946,268 km (0.103 R)
• M5: 2,571,587 km (0.079 R)
• M6: 3,205,134 km (0.114 R)
• M7: 4,065,472 km (0.047 R)
• M8: 4,802,690 km (0.086 R)
• M9: 6,348,036 km (0.075 R)
• M10: 7,726,730 km (0.111 R)
• M11: 8,644,513 km (0.109 R)
• M12: 9,157,484 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.5

Radius: 14.2

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.25 AU - 3.73 AU

Year: 4210 Days

Day: 9 Hours

Environment

Temp: -214 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,626,803 km

• M1: 176,675 km (0.043 R)
• M2: 1,421,030 km (0.069 R)
• M3: 2,189,066 km (0.115 R)
• M4: 2,940,795 km (0.064 R)
• M5: 3,485,331 km (0.097 R)
• M6: 4,158,073 km (0.068 R)
• M7: 4,735,221 km (0.118 R)
• M8: 5,439,079 km (0.089 R)
• M9: 7,415,566 km (0.047 R)
• M10: 7,913,279 km (0.108 R)
• M11: 9,150,303 km (0.11 R)
• M12: 10,551,138 km (0.028 R)
• M13: 12,914,784 km (0.038 R)
• M14: 15,713,461 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.5

Radius: 10.8

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.24 AU - 4.54 AU

Year: 4954 Days

Day: 9.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,626,803 km

• M1: 152,590 km (0.095 R)
• M2: 633,248 km (0.117 R)
• M3: 2,972,958 km (0.072 R)
• M4: 3,986,634 km (0.048 R)
• M5: 4,350,755 km (0.08 R)
• M6: 4,737,017 km (0.093 R)
• M7: 5,383,878 km (0.042 R)
• M8: 8,087,859 km (0.078 R)
• M9: 8,876,090 km (0.12 R)
• M10: 9,500,362 km (0.098 R)
• M11: 13,650,357 km (0.077 R)
• M12: 16,814,202 km (0.073 R)
• M13: 18,096,705 km (0.038 R)
• M14: 18,761,967 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.2

Radius: 9.2

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.52 AU - 6.18 AU

Year: 9136 Days

Day: 7.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 59,626,803 km

• M1: 114,442 km (0.095 R)
• M2: 405,261 km (0.117 R)
• M3: 863,778 km (0.071 R)
• M4: 1,160,580 km (0.106 R)
• M5: 1,567,786 km (0.075 R)
• M6: 2,653,567 km (0.086 R)
• M7: 3,321,372 km (0.034 R)
• M8: 3,632,984 km (0.118 R)
• M9: 4,178,119 km (0.073 R)
• M10: 4,988,640 km (0.053 R)
• M11: 6,251,695 km (0.119 R)
• M12: 6,579,763 km (0.111 R)
• M13: 6,919,350 km (0.1 R)
• M14: 7,470,918 km (0.048 R)
• M15: 7,840,724 km (0.101 R)
• M16: 8,222,647 km (0.05 R)
• M17: 10,322,403 km (0.111 R)
• M18: 10,990,208 km (0.094 R)
• M19: 11,851,293 km (0.111 R)
• M20: 13,768,390 km (0.084 R)
• M21: 17,124,319 km (0.068 R)
• M22: 18,727,110 km (0.065 R)
• M23: 19,565,008 km (0.062 R)
• M24: 23,690,917 km (0.108 R)
• M25: 24,670,634 km (0.052 R)
• M26: 25,584,527 km (0.052 R)
• M27: 25,956,278 km (0.08 R)
• M28: 26,615,705 km (0.111 R)
• M29: 31,547,797 km (0.099 R)
• M30: 33,392,190 km (0.105 R)
• M31: 40,476,097 km (0.06 R)
• M32: 40,854,580 km (0.069 R)
• M33: 41,875,137 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.2

Radius: 7.3

Gravity: 11.02 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 7.03 AU - 8.03 AU

Year: 13342 Days

Day: 18.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,626,803 km

• M1: 91,554 km (0.067 R)
• M2: 371,152 km (0.072 R)
• M3: 814,860 km (0.099 R)
• M4: 1,139,487 km (0.095 R)
• M5: 2,682,589 km (0.113 R)
• M6: 3,696,563 km (0.065 R)
• M7: 4,501,550 km (0.078 R)
• M8: 6,260,072 km (0.072 R)
• M9: 8,385,858 km (0.055 R)
• M10: 10,080,204 km (0.049 R)
• M11: 10,347,236 km (0.089 R)
• M12: 11,637,218 km (0.09 R)
• M13: 12,050,258 km (0.092 R)
• M14: 14,330,728 km (0.053 R)
• M15: 18,745,361 km (0.094 R)
• M16: 19,559,922 km (0.103 R)
• M17: 20,059,878 km (0.112 R)
• M18: 21,965,904 km (0.098 R)
• M19: 23,332,780 km (0.092 R)
• M20: 24,084,360 km (0.101 R)
• M21: 34,163,516 km (0.081 R)
• M22: 44,119,105 km (0.119 R)
• M23: 45,703,496 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422.5

Radius: 7.2

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 7.53 AU - 10.63 AU

Year: 17666 Days

Day: 20.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,626,803 km

• M1: 89,609 km (0.053 R)
• M2: 352,153 km (0.089 R)
• M3: 594,951 km (0.096 R)
• M4: 852,409 km (0.117 R)
• M5: 1,197,531 km (0.07 R)
• M6: 1,482,365 km (0.111 R)
• M7: 2,022,264 km (0.118 R)
• M8: 2,307,846 km (0.067 R)
• M9: 3,356,527 km (0.112 R)
• M10: 6,153,260 km (0.096 R)
• M11: 8,269,321 km (0.031 R)
• M12: 8,655,583 km (0.101 R)
• M13: 9,569,028 km (0.108 R)
• M14: 10,212,747 km (0.113 R)
• M15: 11,057,527 km (0.119 R)
• M16: 12,070,155 km (0.097 R)
• M17: 13,208,445 km (0.118 R)
• M18: 14,624,987 km (0.069 R)
• M19: 15,190,317 km (0.072 R)
• M20: 15,843,611 km (0.119 R)
• M21: 16,139,965 km (0.111 R)
• M22: 19,733,156 km (0.107 R)
• M23: 19,990,165 km (0.109 R)
• M24: 21,943,315 km (0.072 R)
• M25: 23,537,280 km (0.099 R)
• M26: 23,923,243 km (0.055 R)
• M27: 25,916,634 km (0.108 R)
• M28: 26,224,956 km (0.115 R)
• M29: 29,667,203 km (0.119 R)
• M30: 32,438,353 km (0.117 R)
• M31: 34,009,281 km (0.118 R)
• M32: 35,000,815 km (0.114 R)
• M33: 53,425,439 km (0.073 R)
• M34: 56,469,307 km (0.116 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 10,553 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit