🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.2

Radius: 14.2

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.7 AU - 1.1 AU

Year: 551 Days

Day: 8.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,224,145 km

• M1: 176,675 km (0.105 R)
• M2: 731,683 km (0.079 R)
• M3: 1,615,657 km (0.047 R)
• M4: 2,759,333 km (0.077 R)
• M5: 3,727,231 km (0.077 R)
• M6: 4,219,707 km (0.115 R)
• M7: 4,783,841 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.5

Radius: 8.1

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.19 AU - 1.79 AU

Year: 1174 Days

Day: 14.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 50,224,145 km

• M1: 103,971 km (0.043 R)
• M2: 1,166,863 km (0.09 R)
• M3: 1,537,417 km (0.063 R)
• M4: 2,085,843 km (0.092 R)
• M5: 2,750,357 km (0.026 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.2

Radius: 8.2

Gravity: 12.67 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.33 AU - 5.17 AU

Year: 5657 Days

Day: 5.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 50,224,145 km

• M1: 102,026 km (0.082 R)
• M2: 383,270 km (0.106 R)
• M3: 657,931 km (0.03 R)
• M4: 977,323 km (0.112 R)
• M5: 1,365,529 km (0.115 R)
• M6: 1,715,289 km (0.068 R)
• M7: 2,560,966 km (0.094 R)
• M8: 4,366,463 km (0.08 R)
• M9: 4,738,662 km (0.074 R)
• M10: 5,277,514 km (0.116 R)
• M11: 7,177,407 km (0.041 R)
• M12: 8,852,005 km (0.087 R)
• M13: 9,275,966 km (0.094 R)
• M14: 10,164,727 km (0.116 R)
• M15: 11,403,397 km (0.076 R)
• M16: 12,580,283 km (0.059 R)
• M17: 13,280,401 km (0.093 R)
• M18: 13,612,209 km (0.106 R)
• M19: 13,949,403 km (0.117 R)
• M20: 16,029,262 km (0.105 R)
• M21: 16,787,574 km (0.106 R)
• M22: 18,171,953 km (0.051 R)
• M23: 21,618,987 km (0.101 R)
• M24: 22,701,028 km (0.062 R)
• M25: 25,140,670 km (0.098 R)
• M26: 26,598,053 km (0.12 R)
• M27: 27,481,278 km (0.062 R)
• M28: 29,963,257 km (0.098 R)
• M29: 31,698,592 km (0.069 R)
• M30: 33,909,200 km (0.114 R)
• M31: 34,633,702 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.8

Radius: 9.9

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.19 AU - 6.01 AU

Year: 7437 Days

Day: 11.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,224,145 km

• M1: 123,418 km (0.089 R)
• M2: 552,166 km (0.057 R)
• M3: 1,168,509 km (0.105 R)
• M4: 1,551,180 km (0.11 R)
• M5: 2,081,954 km (0.104 R)
• M6: 3,080,819 km (0.061 R)
• M7: 3,675,320 km (0.109 R)
• M8: 4,104,218 km (0.085 R)
• M9: 4,594,450 km (0.097 R)
• M10: 6,516,483 km (0.073 R)
• M11: 6,994,897 km (0.085 R)
• M12: 10,422,932 km (0.106 R)
• M13: 11,233,005 km (0.108 R)
• M14: 12,864,370 km (0.105 R)
• M15: 14,586,092 km (0.091 R)
• M16: 22,436,240 km (0.08 R)
• M17: 23,103,895 km (0.109 R)
• M18: 26,735,533 km (0.087 R)
• M19: 30,223,557 km (0.076 R)
• M20: 32,923,799 km (0.1 R)
• M21: 35,330,978 km (0.036 R)
• M22: 36,807,210 km (0.108 R)
• M23: 42,109,108 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434

Radius: 5.5

Gravity: 14.35 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.41 AU - 7.75 AU

Year: 13475 Days

Day: 20.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 50,224,145 km

• M1: 68,516 km (0.058 R)
• M2: 285,582 km (0.057 R)
• M3: 532,868 km (0.109 R)
• M4: 991,235 km (0.088 R)
• M5: 1,193,193 km (0.077 R)
• M6: 1,621,192 km (0.066 R)
• M7: 1,937,143 km (0.109 R)
• M8: 2,507,260 km (0.09 R)
• M9: 2,798,827 km (0.096 R)
• M10: 4,340,881 km (0.08 R)
• M11: 4,982,207 km (0.089 R)
• M12: 6,760,777 km (0.091 R)
• M13: 7,080,018 km (0.087 R)
• M14: 7,409,283 km (0.092 R)
• M15: 7,748,721 km (0.11 R)
• M16: 8,142,911 km (0.074 R)
• M17: 8,550,416 km (0.09 R)
• M18: 11,792,052 km (0.07 R)
• M19: 13,216,373 km (0.048 R)
• M20: 13,402,174 km (0.081 R)
• M21: 14,619,452 km (0.114 R)
• M22: 15,425,186 km (0.087 R)
• M23: 17,643,124 km (0.12 R)
• M24: 20,392,733 km (0.039 R)
• M25: 23,234,793 km (0.073 R)
• M26: 24,145,545 km (0.109 R)
• M27: 31,417,049 km (0.1 R)
• M28: 31,859,111 km (0.05 R)
• M29: 32,755,651 km (0.111 R)
• M30: 36,753,953 km (0.048 R)
• M31: 37,491,770 km (0.102 R)
• M32: 38,996,874 km (0.076 R)
• M33: 39,379,395 km (0.056 R)
• M34: 42,799,652 km (0.101 R)
• M35: 43,753,188 km (0.068 R)
• M36: 46,270,173 km (0.091 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 13,941 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit