🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.5

Radius: 8.6

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.56 AU - 0.84 AU

Year: 404 Days

Day: 11.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 81,790,423 km

• M1: 106,962 km (0.089 R)
• M2: 456,872 km (0.081 R)
• M3: 880,832 km (0.118 R)
• M4: 1,715,289 km (0.115 R)
• M5: 2,062,057 km (0.113 R)
• M6: 2,425,131 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.5

Radius: 12.3

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.35 AU - 3.35 AU

Year: 3321 Days

Day: 13.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,790,423 km

• M1: 159,621 km (0.067 R)
• M2: 571,015 km (0.101 R)
• M3: 1,132,306 km (0.119 R)
• M4: 1,669,811 km (0.08 R)
• M5: 3,071,095 km (0.083 R)
• M6: 3,775,551 km (0.117 R)
• M7: 5,246,547 km (0.068 R)
• M8: 7,852,392 km (0.062 R)
• M9: 8,655,434 km (0.091 R)
• M10: 9,512,629 km (0.105 R)
• M11: 10,840,161 km (0.105 R)
• M12: 13,370,310 km (0.112 R)
• M13: 14,210,451 km (0.08 R)
• M14: 14,928,671 km (0.114 R)
• M15: 19,318,919 km (0.059 R)
• M16: 21,773,820 km (0.081 R)
• M17: 23,006,357 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.1

Radius: 14.8

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.19 AU - 5.09 AU

Year: 5814 Days

Day: 5.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,790,423 km

• M1: 198,367 km (0.1 R)
• M2: 786,436 km (0.046 R)
• M3: 1,636,601 km (0.075 R)
• M4: 2,840,265 km (0.091 R)
• M5: 4,547,177 km (0.102 R)
• M6: 5,882,338 km (0.095 R)
• M7: 7,465,233 km (0.096 R)
• M8: 8,180,311 km (0.094 R)
• M9: 9,359,740 km (0.032 R)
• M10: 11,361,809 km (0.115 R)
• M11: 12,156,473 km (0.092 R)
• M12: 14,249,048 km (0.096 R)
• M13: 16,634,984 km (0.03 R)
• M14: 17,400,028 km (0.062 R)
• M15: 19,555,284 km (0.088 R)
• M16: 20,407,693 km (0.073 R)
• M17: 20,989,628 km (0.08 R)
• M18: 24,799,138 km (0.074 R)
• M19: 26,307,534 km (0.074 R)
• M20: 31,875,267 km (0.078 R)
• M21: 33,056,193 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.2

Radius: 7.7

Gravity: 9.3 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 6.47 AU - 9.49 AU

Year: 15560 Days

Day: 19.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,790,423 km

• M1: 99,034 km (0.073 R)
• M2: 394,639 km (0.079 R)
• M3: 901,477 km (0.069 R)
• M4: 1,158,486 km (0.114 R)
• M5: 1,825,244 km (0.068 R)
• M6: 2,363,048 km (0.118 R)
• M7: 4,461,158 km (0.074 R)
• M8: 5,362,784 km (0.096 R)
• M9: 6,066,642 km (0.084 R)
• M10: 6,461,132 km (0.062 R)
• M11: 6,705,874 km (0.115 R)
• M12: 6,956,899 km (0.114 R)
• M13: 7,389,237 km (0.105 R)
• M14: 7,702,346 km (0.073 R)
• M15: 7,977,905 km (0.103 R)
• M16: 9,612,411 km (0.075 R)
• M17: 11,223,281 km (0.097 R)
• M18: 12,433,977 km (0.094 R)
• M19: 16,209,079 km (0.075 R)
• M20: 17,673,044 km (0.103 R)
• M21: 18,072,620 km (0.05 R)
• M22: 20,685,047 km (0.039 R)
• M23: 21,578,894 km (0.101 R)
• M24: 22,404,974 km (0.074 R)
• M25: 25,513,767 km (0.097 R)
• M26: 25,819,246 km (0.101 R)
• M27: 30,928,462 km (0.115 R)
• M28: 41,245,779 km (0.08 R)
• M29: 41,525,975 km (0.084 R)
• M30: 43,090,171 km (0.051 R)
• M31: 44,988,867 km (0.118 R)
• M32: 46,486,790 km (0.101 R)
• M33: 57,216,847 km (0.111 R)

Asteroid Belt

Center: 9.13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.5

Radius: 5.8

Gravity: 19.55 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 10.17 AU - 10.39 AU

Year: 22751 Days

Day: 18.7 Hours

Environment

Temp: -244 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,790,423 km

• M1: 72,256 km (0.108 R)
• M2: 353,500 km (0.085 R)
• M3: 668,852 km (0.095 R)
• M4: 861,833 km (0.106 R)
• M5: 1,105,827 km (0.1 R)
• M6: 1,303,596 km (0.106 R)
• M7: 1,627,625 km (0.092 R)
• M8: 1,866,084 km (0.045 R)
• M9: 2,578,020 km (0.075 R)
• M10: 2,982,234 km (0.117 R)
• M11: 3,697,311 km (0.074 R)
• M12: 3,916,622 km (0.076 R)
• M13: 4,520,848 km (0.115 R)
• M14: 7,518,639 km (0.12 R)
• M15: 7,820,528 km (0.112 R)
• M16: 9,053,214 km (0.07 R)
• M17: 10,534,084 km (0.092 R)
• M18: 11,695,412 km (0.09 R)
• M19: 13,155,487 km (0.071 R)
• M20: 13,966,756 km (0.095 R)
• M21: 14,346,436 km (0.045 R)
• M22: 16,181,852 km (0.091 R)
• M23: 20,215,011 km (0.111 R)
• M24: 20,700,755 km (0.094 R)
• M25: 20,897,177 km (0.055 R)
• M26: 24,540,035 km (0.108 R)
• M27: 24,981,648 km (0.059 R)
• M28: 28,221,788 km (0.068 R)
• M29: 29,942,313 km (0.094 R)
• M30: 41,132,234 km (0.065 R)
• M31: 45,958,261 km (0.12 R)
• M32: 46,966,700 km (0.117 R)
• M33: 61,247,463 km (0.072 R)
• M34: 64,958,387 km (0.11 R)
• M35: 66,227,725 km (0.084 R)
• M36: 69,914,266 km (0.112 R)
• M37: 74,193,812 km (0.084 R)
• M38: 79,844,872 km (0.064 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 15,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit