🌌 Stone's Star System Generator

Asteroid Belt

Center: 1 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.7

Radius: 13.7

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.57 AU - 2.43 AU

Year: 1886 Days

Day: 9.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,078,417 km

• M1: 170,542 km (0.096 R)
• M2: 828,772 km (0.074 R)
• M3: 1,377,796 km (0.111 R)
• M4: 1,941,182 km (0.061 R)
• M5: 2,605,247 km (0.026 R)
• M6: 3,448,829 km (0.101 R)
• M7: 5,037,858 km (0.064 R)
• M8: 5,634,005 km (0.057 R)
• M9: 6,182,282 km (0.099 R)
• M10: 7,149,432 km (0.114 R)
• M11: 7,655,970 km (0.052 R)
• M12: 9,135,643 km (0.103 R)
• M13: 10,764,016 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.9

Radius: 11.4

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.53 AU - 4.05 AU

Year: 4920 Days

Day: 13.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,078,417 km

• M1: 141,968 km (0.097 R)
• M2: 647,310 km (0.07 R)
• M3: 1,066,633 km (0.106 R)
• M4: 1,751,791 km (0.111 R)
• M5: 2,271,943 km (0.099 R)
• M6: 2,876,617 km (0.062 R)
• M7: 3,263,328 km (0.11 R)
• M8: 3,972,123 km (0.112 R)
• M9: 5,886,975 km (0.089 R)
• M10: 6,252,892 km (0.083 R)
• M11: 6,907,233 km (0.094 R)
• M12: 7,672,426 km (0.103 R)
• M13: 8,743,397 km (0.105 R)
• M14: 11,525,170 km (0.03 R)
• M15: 12,509,374 km (0.113 R)
• M16: 14,390,418 km (0.06 R)
• M17: 17,700,121 km (0.087 R)
• M18: 19,624,997 km (0.07 R)
• M19: 20,063,917 km (0.065 R)
• M20: 21,026,729 km (0.105 R)
• M21: 21,818,849 km (0.065 R)
• M22: 22,358,000 km (0.102 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.4

Radius: 4.8

Gravity: 20.98 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.77 AU - 6.77 AU

Year: 10470 Days

Day: 17.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 33,078,417 km

• M1: 59,690 km (0.079 R)
• M2: 217,067 km (0.109 R)
• M3: 478,414 km (0.076 R)
• M4: 690,245 km (0.12 R)
• M5: 953,686 km (0.051 R)
• M6: 1,120,338 km (0.106 R)
• M7: 1,318,705 km (0.117 R)
• M8: 1,786,797 km (0.074 R)
• M9: 2,646,237 km (0.05 R)
• M10: 4,226,140 km (0.049 R)
• M11: 4,392,792 km (0.109 R)
• M12: 4,592,655 km (0.096 R)
• M13: 4,768,881 km (0.104 R)
• M14: 5,072,714 km (0.081 R)
• M15: 5,229,343 km (0.118 R)
• M16: 6,131,867 km (0.058 R)
• M17: 6,454,550 km (0.118 R)
• M18: 7,251,458 km (0.104 R)
• M19: 8,069,459 km (0.118 R)
• M20: 8,633,144 km (0.075 R)
• M21: 9,038,404 km (0.118 R)
• M22: 10,531,989 km (0.075 R)
• M23: 10,787,502 km (0.092 R)
• M24: 13,513,624 km (0.087 R)
• M25: 13,815,214 km (0.108 R)
• M26: 14,432,006 km (0.1 R)
• M27: 15,261,077 km (0.104 R)
• M28: 16,324,269 km (0.115 R)
• M29: 17,013,317 km (0.065 R)
• M30: 25,003,339 km (0.051 R)
• M31: 27,814,134 km (0.062 R)
• M32: 29,295,302 km (0.114 R)
• M33: 32,954,466 km (0.055 R)
• M34: 36,092,431 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 177.7

Radius: 7.7

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.8 AU - 7.36 AU

Year: 11256 Days

Day: 20.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 33,078,417 km

• M1: 95,743 km (0.109 R)
• M2: 336,595 km (0.091 R)
• M3: 1,031,627 km (0.116 R)
• M4: 1,438,384 km (0.082 R)
• M5: 1,780,065 km (0.102 R)
• M6: 2,592,082 km (0.03 R)
• M7: 3,121,360 km (0.065 R)
• M8: 3,433,421 km (0.03 R)
• M9: 3,952,376 km (0.109 R)
• M10: 5,061,943 km (0.112 R)
• M11: 5,734,236 km (0.1 R)
• M12: 7,363,506 km (0.098 R)
• M13: 10,696,996 km (0.097 R)
• M14: 12,979,410 km (0.057 R)
• M15: 14,177,989 km (0.061 R)
• M16: 15,627,592 km (0.119 R)
• M17: 16,419,264 km (0.05 R)
• M18: 16,793,558 km (0.088 R)
• M19: 17,950,697 km (0.083 R)
• M20: 18,683,428 km (0.113 R)
• M21: 19,436,055 km (0.086 R)
• M22: 25,114,790 km (0.08 R)
• M23: 26,369,617 km (0.12 R)
• M24: 27,403,338 km (0.113 R)
• M25: 28,285,068 km (0.07 R)
• M26: 28,643,056 km (0.118 R)
• M27: 29,459,411 km (0.089 R)
• M28: 30,666,068 km (0.099 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: 360 - 10,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit