🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.2 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.2

Radius: 13.6

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.16 AU - 2.64 AU

Year: 2479 Days

Day: 14.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,652,869 km

• M1: 169,195 km (0.043 R)
• M2: 606,171 km (0.075 R)
• M3: 1,141,432 km (0.088 R)
• M4: 1,735,934 km (0.07 R)
• M5: 2,331,932 km (0.09 R)
• M6: 3,213,961 km (0.081 R)
• M7: 3,906,599 km (0.085 R)
• M8: 5,614,258 km (0.095 R)
• M9: 6,080,106 km (0.079 R)
• M10: 6,879,408 km (0.116 R)
• M11: 8,475,916 km (0.099 R)
• M12: 9,669,857 km (0.071 R)
• M13: 10,103,242 km (0.099 R)
• M14: 10,973,153 km (0.03 R)
• M15: 12,507,280 km (0.063 R)
• M16: 13,224,302 km (0.08 R)
• M17: 13,717,377 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.2

Radius: 9.4

Gravity: 11.07 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.88 AU - 3.78 AU

Year: 4052 Days

Day: 8.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,652,869 km

• M1: 118,930 km (0.078 R)
• M2: 443,408 km (0.109 R)
• M3: 1,019,659 km (0.108 R)
• M4: 1,411,905 km (0.094 R)
• M5: 1,903,932 km (0.097 R)
• M6: 2,236,339 km (0.096 R)
• M7: 2,835,628 km (0.063 R)
• M8: 3,352,488 km (0.119 R)
• M9: 3,666,195 km (0.099 R)
• M10: 4,401,469 km (0.09 R)
• M11: 4,830,515 km (0.045 R)
• M12: 5,483,510 km (0.084 R)
• M13: 6,733,999 km (0.038 R)
• M14: 10,433,105 km (0.112 R)
• M15: 12,290,662 km (0.097 R)
• M16: 13,927,711 km (0.107 R)
• M17: 14,632,617 km (0.052 R)
• M18: 16,950,935 km (0.098 R)
• M19: 17,504,596 km (0.088 R)
• M20: 18,325,440 km (0.107 R)
• M21: 19,304,109 km (0.05 R)
• M22: 20,180,304 km (0.082 R)
• M23: 21,153,139 km (0.072 R)
• M24: 22,302,948 km (0.119 R)
• M25: 23,267,406 km (0.104 R)
• M26: 26,738,525 km (0.071 R)
• M27: 28,081,914 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.4

Radius: 12.7

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.15 AU - 4.43 AU

Year: 4920 Days

Day: 13.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,652,869 km

• M1: 160,668 km (0.116 R)
• M2: 697,575 km (0.11 R)
• M3: 1,380,938 km (0.109 R)
• M4: 2,037,822 km (0.113 R)
• M5: 2,620,955 km (0.097 R)
• M6: 3,614,883 km (0.043 R)
• M7: 4,101,375 km (0.063 R)
• M8: 5,178,779 km (0.089 R)
• M9: 5,617,250 km (0.105 R)
• M10: 6,176,148 km (0.079 R)
• M11: 7,014,046 km (0.11 R)
• M12: 8,470,830 km (0.115 R)
• M13: 9,207,450 km (0.094 R)
• M14: 9,853,563 km (0.116 R)
• M15: 11,092,832 km (0.109 R)
• M16: 13,009,629 km (0.097 R)
• M17: 14,671,961 km (0.11 R)
• M18: 17,685,161 km (0.04 R)
• M19: 19,026,007 km (0.051 R)
• M20: 20,578,085 km (0.063 R)
• M21: 21,089,111 km (0.101 R)
• M22: 22,596,160 km (0.047 R)
• M23: 23,140,247 km (0.106 R)
• M24: 23,852,632 km (0.114 R)
• M25: 27,724,375 km (0.113 R)
• M26: 29,072,551 km (0.103 R)
• M27: 30,747,449 km (0.12 R)
• M28: 32,980,047 km (0.076 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916.7

Radius: 3.4

Gravity: 79.3 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 7.39 AU - 10.95 AU

Year: 18518 Days

Day: 15.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 79,652,869 km

• M1: 77,193 km (0.095 R)
• M2: 221,255 km (0.115 R)
• M3: 344,524 km (0.096 R)
• M4: 605,722 km (0.105 R)
• M5: 1,075,459 km (0.084 R)
• M6: 1,301,202 km (0.101 R)
• M7: 1,540,708 km (0.111 R)
• M8: 1,697,936 km (0.111 R)
• M9: 2,004,013 km (0.059 R)
• M10: 2,506,961 km (0.057 R)
• M11: 5,409,609 km (0.084 R)
• M12: 6,550,143 km (0.104 R)
• M13: 7,640,562 km (0.109 R)
• M14: 10,478,882 km (0.044 R)
• M15: 10,916,306 km (0.115 R)
• M16: 11,171,670 km (0.083 R)
• M17: 11,760,786 km (0.096 R)
• M18: 17,584,332 km (0.062 R)
• M19: 17,847,026 km (0.112 R)
• M20: 18,832,726 km (0.062 R)
• M21: 19,759,635 km (0.075 R)
• M22: 20,522,883 km (0.083 R)
• M23: 23,665,934 km (0.103 R)
• M24: 26,883,336 km (0.104 R)
• M25: 40,346,097 km (0.07 R)
• M26: 42,507,487 km (0.109 R)
• M27: 44,097,862 km (0.112 R)
• M28: 53,192,515 km (0.106 R)
• M29: 69,818,373 km (0.042 R)
• M30: 71,139,023 km (0.103 R)
• M31: 74,285,067 km (0.054 R)
• M32: 76,355,800 km (0.077 R)
• M33: 79,652,937 km (0.053 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 13,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit