🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.54 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.1

Radius: 13.4

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.48 AU - 3.68 AU

Year: 3666 Days

Day: 14.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,473,867 km

• M1: 171,888 km (0.108 R)
• M2: 646,263 km (0.092 R)
• M3: 1,300,305 km (0.102 R)
• M4: 2,277,029 km (0.102 R)
• M5: 4,930,596 km (0.11 R)
• M6: 8,832,408 km (0.065 R)
• M7: 11,061,117 km (0.09 R)
• M8: 13,257,962 km (0.073 R)
• M9: 13,837,504 km (0.104 R)
• M10: 14,892,618 km (0.116 R)
• M11: 15,785,418 km (0.099 R)
• M12: 17,619,936 km (0.094 R)
• M13: 20,665,001 km (0.086 R)
• M14: 22,447,460 km (0.056 R)
• M15: 23,132,917 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471

Radius: 14.7

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.74 AU - 3.76 AU

Year: 3974 Days

Day: 7.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,473,867 km

• M1: 182,809 km (0.063 R)
• M2: 680,820 km (0.067 R)
• M3: 1,447,359 km (0.078 R)
• M4: 1,986,361 km (0.119 R)
• M5: 2,917,607 km (0.108 R)
• M6: 3,484,134 km (0.109 R)
• M7: 4,039,890 km (0.116 R)
• M8: 4,631,849 km (0.119 R)
• M9: 5,459,425 km (0.092 R)
• M10: 6,129,474 km (0.068 R)
• M11: 7,897,272 km (0.081 R)
• M12: 8,756,113 km (0.092 R)
• M13: 9,945,715 km (0.063 R)
• M14: 10,539,170 km (0.044 R)
• M15: 12,238,452 km (0.116 R)
• M16: 13,580,196 km (0.101 R)
• M17: 15,172,366 km (0.106 R)
• M18: 15,906,891 km (0.081 R)
• M19: 17,165,009 km (0.101 R)
• M20: 19,693,662 km (0.089 R)
• M21: 20,886,556 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.2

Radius: 9.7

Gravity: 8.93 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.41 AU - 6.55 AU

Year: 8701 Days

Day: 11.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 24,473,867 km

• M1: 120,576 km (0.102 R)
• M2: 435,479 km (0.092 R)
• M3: 1,842,896 km (0.073 R)
• M4: 2,388,779 km (0.112 R)
• M5: 3,454,364 km (0.096 R)
• M6: 4,514,265 km (0.074 R)
• M7: 4,932,391 km (0.111 R)
• M8: 6,271,442 km (0.107 R)
• M9: 10,707,617 km (0.082 R)
• M10: 11,783,525 km (0.033 R)
• M11: 14,465,516 km (0.082 R)
• M12: 14,851,329 km (0.028 R)
• M13: 16,464,293 km (0.102 R)
• M14: 18,489,998 km (0.038 R)
• M15: 18,944,925 km (0.104 R)
• M16: 24,181,299 km (0.065 R)
• M17: 26,216,129 km (0.064 R)
• M18: 26,886,777 km (0.083 R)
• M19: 27,275,282 km (0.083 R)
• M20: 28,563,320 km (0.109 R)
• M21: 31,260,569 km (0.098 R)
• M22: 31,690,065 km (0.115 R)
• M23: 36,086,597 km (0.091 R)
• M24: 38,861,338 km (0.096 R)
• M25: 41,775,205 km (0.102 R)
• M26: 42,165,656 km (0.114 R)
• M27: 44,424,733 km (0.057 R)
• M28: 46,344,822 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606

Radius: 6.4

Gravity: 14.79 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 7.57 AU - 9.37 AU

Year: 16719 Days

Day: 21.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 24,473,867 km

• M1: 81,680 km (0.113 R)
• M2: 316,100 km (0.032 R)
• M3: 787,932 km (0.104 R)
• M4: 1,115,551 km (0.117 R)
• M5: 2,083,898 km (0.092 R)
• M6: 2,385,039 km (0.098 R)
• M7: 2,738,090 km (0.075 R)
• M8: 5,262,853 km (0.104 R)
• M9: 5,746,204 km (0.111 R)
• M10: 7,239,340 km (0.118 R)
• M11: 7,884,257 km (0.107 R)
• M12: 8,417,274 km (0.087 R)
• M13: 9,130,108 km (0.102 R)
• M14: 10,387,478 km (0.079 R)
• M15: 13,993,534 km (0.117 R)
• M16: 15,658,708 km (0.062 R)
• M17: 18,355,659 km (0.084 R)
• M18: 19,377,113 km (0.087 R)
• M19: 20,525,725 km (0.088 R)
• M20: 20,979,456 km (0.097 R)
• M21: 24,750,519 km (0.103 R)
• M22: 24,955,318 km (0.115 R)
• M23: 27,501,025 km (0.031 R)
• M24: 33,226,435 km (0.033 R)
• M25: 38,314,259 km (0.117 R)
• M26: 52,828,394 km (0.1 R)
• M27: 60,084,339 km (0.084 R)
• M28: 61,012,145 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20

Radius: 6.3

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 8.85 AU - 11.09 AU

Year: 21352 Days

Day: 22.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 24,473,867 km

• M1: 110,852 km (0.119 R)
• M2: 473,477 km (0.08 R)
• M3: 2,578,918 km (0.069 R)
• M4: 3,772,260 km (0.111 R)
• M5: 4,596,245 km (0.098 R)
• M6: 5,217,076 km (0.039 R)
• M7: 15,326,152 km (0.093 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 15,246 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit