🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.2

Radius: 9

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.74 AU - 1.18 AU

Year: 661 Days

Day: 13.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,059,902 km

• M1: 111,899 km (0.072 R)
• M2: 528,380 km (0.051 R)
• M3: 845,228 km (0.108 R)
• M4: 1,162,375 km (0.096 R)
• M5: 1,498,671 km (0.085 R)
• M6: 1,954,047 km (0.098 R)
• M7: 2,341,506 km (0.04 R)
• M8: 2,642,646 km (0.109 R)
• M9: 3,068,252 km (0.11 R)
• M10: 3,363,708 km (0.062 R)
• M11: 3,967,485 km (0.082 R)
• M12: 4,843,231 km (0.079 R)
• M13: 5,390,610 km (0.12 R)
• M14: 5,765,352 km (0.119 R)
• M15: 6,117,356 km (0.117 R)
• M16: 6,567,047 km (0.116 R)
• M17: 7,082,711 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.2

Radius: 10.6

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.03 AU - 1.03 AU

Year: 735 Days

Day: 8.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,059,902 km

• M1: 132,245 km (0.067 R)
• M2: 499,806 km (0.113 R)
• M3: 917,035 km (0.107 R)
• M4: 1,409,960 km (0.088 R)
• M5: 1,813,126 km (0.084 R)
• M6: 2,302,012 km (0.077 R)
• M7: 2,836,974 km (0.109 R)
• M8: 3,216,354 km (0.091 R)
• M9: 3,988,130 km (0.041 R)
• M10: 4,577,695 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.1

Radius: 12

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.47 AU - 1.57 AU

Year: 1317 Days

Day: 14.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,059,902 km

• M1: 149,299 km (0.051 R)
• M2: 526,435 km (0.075 R)
• M3: 934,837 km (0.109 R)
• M4: 1,346,530 km (0.093 R)
• M5: 1,923,230 km (0.111 R)
• M6: 2,587,445 km (0.088 R)
• M7: 3,513,755 km (0.08 R)
• M8: 4,602,528 km (0.087 R)
• M9: 5,200,172 km (0.073 R)
• M10: 5,632,958 km (0.115 R)
• M11: 6,690,316 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.1

Radius: 6.8

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.81 AU - 5.81 AU

Year: 9844 Days

Day: 24.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,059,902 km

• M1: 180,415 km (0.077 R)
• M2: 1,333,815 km (0.103 R)
• M3: 2,328,790 km (0.04 R)
• M4: 2,790,000 km (0.106 R)
• M5: 3,244,479 km (0.065 R)
• M6: 3,652,282 km (0.108 R)
• M7: 4,274,759 km (0.071 R)
• M8: 6,188,714 km (0.104 R)
• M9: 6,673,112 km (0.111 R)
• M10: 9,259,360 km (0.062 R)
• M11: 10,555,027 km (0.079 R)
• M12: 11,195,905 km (0.09 R)
• M13: 14,315,170 km (0.069 R)
• M14: 16,233,463 km (0.116 R)
• M15: 21,337,743 km (0.042 R)
• M16: 24,250,563 km (0.08 R)
• M17: 35,422,233 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 649

Radius: 3.3

Gravity: 59.6 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.31 AU - 6.99 AU

Year: 10721 Days

Day: 17.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 56,059,902 km

• M1: 41,439 km (0.119 R)
• M2: 144,362 km (0.09 R)
• M3: 338,091 km (0.092 R)
• M4: 530,773 km (0.073 R)
• M5: 688,749 km (0.073 R)
• M6: 1,146,069 km (0.113 R)
• M7: 1,686,118 km (0.112 R)
• M8: 1,860,549 km (0.111 R)
• M9: 2,135,510 km (0.038 R)
• M10: 3,639,567 km (0.053 R)
• M11: 4,836,948 km (0.089 R)
• M12: 5,945,019 km (0.038 R)
• M13: 6,274,284 km (0.114 R)
• M14: 8,061,231 km (0.083 R)
• M15: 8,787,080 km (0.11 R)
• M16: 8,975,124 km (0.038 R)
• M17: 9,555,564 km (0.1 R)
• M18: 11,898,117 km (0.115 R)
• M19: 12,128,348 km (0.097 R)
• M20: 15,127,337 km (0.105 R)
• M21: 15,465,577 km (0.113 R)
• M22: 16,368,700 km (0.111 R)
• M23: 16,581,877 km (0.065 R)
• M24: 18,355,360 km (0.109 R)
• M25: 18,740,125 km (0.084 R)
• M26: 24,150,183 km (0.087 R)
• M27: 25,553,411 km (0.116 R)
• M28: 27,208,262 km (0.034 R)
• M29: 27,809,047 km (0.055 R)
• M30: 35,602,648 km (0.045 R)
• M31: 37,539,790 km (0.075 R)
• M32: 37,663,059 km (0.081 R)
• M33: 38,034,810 km (0.114 R)
• M34: 38,408,954 km (0.066 R)
• M35: 39,037,864 km (0.099 R)
• M36: 42,956,580 km (0.088 R)
• M37: 43,362,289 km (0.101 R)
• M38: 45,010,708 km (0.115 R)
• M39: 46,415,881 km (0.109 R)
• M40: 46,700,416 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.8

Radius: 5.5

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 9.32 AU - 10.74 AU

Year: 22329 Days

Day: 16.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,059,902 km

• M1: 68,516 km (0.087 R)
• M2: 509,680 km (0.1 R)
• M3: 1,364,482 km (0.119 R)
• M4: 2,702,635 km (0.062 R)
• M5: 3,927,393 km (0.069 R)
• M6: 4,870,607 km (0.1 R)
• M7: 7,194,012 km (0.093 R)
• M8: 9,537,313 km (0.084 R)
• M9: 14,884,240 km (0.12 R)
• M10: 15,162,941 km (0.053 R)
• M11: 16,908,599 km (0.081 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 10,834 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit