🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.8

Radius: 10.4

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.69 AU - 0.97 AU

Year: 522 Days

Day: 6.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,199,369 km

• M1: 130,898 km (0.051 R)
• M2: 497,862 km (0.09 R)
• M3: 918,082 km (0.117 R)
• M4: 1,473,539 km (0.071 R)
• M5: 1,825,543 km (0.115 R)
• M6: 2,337,018 km (0.08 R)
• M7: 2,694,108 km (0.059 R)
• M8: 3,056,135 km (0.097 R)
• M9: 3,393,927 km (0.066 R)
• M10: 3,916,622 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.1

Radius: 11.3

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.62 AU - 1.7 AU

Year: 1476 Days

Day: 7.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,199,369 km

• M1: 141,819 km (0.08 R)
• M2: 559,197 km (0.099 R)
• M3: 1,149,809 km (0.075 R)
• M4: 1,726,060 km (0.119 R)
• M5: 2,544,061 km (0.114 R)
• M6: 3,959,856 km (0.061 R)
• M7: 4,405,059 km (0.076 R)
• M8: 5,377,595 km (0.056 R)
• M9: 6,882,549 km (0.112 R)
• M10: 8,064,372 km (0.077 R)
• M11: 8,547,274 km (0.051 R)
• M12: 9,076,402 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.2

Radius: 8.2

Gravity: 10.23 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.3 AU - 3.22 AU

Year: 3165 Days

Day: 12.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,199,369 km

• M1: 102,475 km (0.119 R)
• M2: 707,299 km (0.112 R)
• M3: 1,329,476 km (0.101 R)
• M4: 1,598,304 km (0.11 R)
• M5: 2,633,970 km (0.12 R)
• M6: 3,222,637 km (0.054 R)
• M7: 4,477,165 km (0.091 R)
• M8: 5,838,506 km (0.047 R)
• M9: 7,617,075 km (0.071 R)
• M10: 8,594,697 km (0.026 R)
• M11: 10,038,167 km (0.039 R)
• M12: 12,428,741 km (0.029 R)
• M13: 13,828,229 km (0.108 R)
• M14: 21,247,535 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296

Radius: 10.9

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.02 AU - 4.08 AU

Year: 4617 Days

Day: 10.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,199,369 km

• M1: 135,536 km (0.1 R)
• M2: 475,721 km (0.066 R)
• M3: 958,922 km (0.11 R)
• M4: 1,481,617 km (0.074 R)
• M5: 2,031,240 km (0.074 R)
• M6: 3,039,829 km (0.092 R)
• M7: 3,994,862 km (0.118 R)
• M8: 4,946,603 km (0.102 R)
• M9: 5,488,895 km (0.095 R)
• M10: 6,576,622 km (0.079 R)
• M11: 7,080,168 km (0.107 R)
• M12: 7,419,606 km (0.101 R)
• M13: 8,064,821 km (0.09 R)
• M14: 9,283,595 km (0.12 R)
• M15: 9,994,634 km (0.064 R)
• M16: 11,067,101 km (0.074 R)
• M17: 12,083,469 km (0.118 R)
• M18: 12,976,867 km (0.115 R)
• M19: 15,609,491 km (0.049 R)
• M20: 19,406,584 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.9

Radius: 6.2

Gravity: 24.56 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.21 AU - 8.65 AU

Year: 12592 Days

Day: 19.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,199,369 km

• M1: 77,940 km (0.096 R)
• M2: 331,509 km (0.106 R)
• M3: 1,194,389 km (0.086 R)
• M4: 2,037,373 km (0.106 R)
• M5: 2,350,482 km (0.12 R)
• M6: 3,512,857 km (0.05 R)
• M7: 5,050,873 km (0.12 R)
• M8: 5,551,427 km (0.078 R)
• M9: 6,084,445 km (0.057 R)
• M10: 6,904,540 km (0.115 R)
• M11: 7,120,559 km (0.083 R)
• M12: 8,366,261 km (0.115 R)
• M13: 9,589,972 km (0.11 R)
• M14: 9,913,552 km (0.103 R)
• M15: 12,135,379 km (0.115 R)
• M16: 13,562,693 km (0.027 R)
• M17: 13,902,130 km (0.113 R)
• M18: 15,610,538 km (0.099 R)
• M19: 16,746,734 km (0.077 R)
• M20: 17,454,332 km (0.081 R)
• M21: 18,263,656 km (0.032 R)
• M22: 19,870,038 km (0.079 R)
• M23: 20,219,798 km (0.074 R)
• M24: 22,594,365 km (0.111 R)
• M25: 26,284,944 km (0.089 R)
• M26: 26,600,745 km (0.026 R)
• M27: 31,056,069 km (0.078 R)
• M28: 34,329,271 km (0.099 R)
• M29: 36,634,873 km (0.112 R)
• M30: 43,137,444 km (0.101 R)
• M31: 45,062,918 km (0.076 R)
• M32: 47,822,699 km (0.061 R)
• M33: 54,014,854 km (0.062 R)
• M34: 55,383,077 km (0.116 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 14,362 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit