🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.6

Radius: 14.2

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.5 AU - 0.74 AU

Year: 337 Days

Day: 8.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 37,858,936 km

• M1: 176,525 km (0.093 R)
• M2: 691,441 km (0.06 R)
• M3: 1,238,371 km (0.099 R)
• M4: 1,844,691 km (0.105 R)
• M5: 3,565,815 km (0.066 R)
• M6: 4,675,083 km (0.106 R)
• M7: 5,166,961 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.3

Radius: 8.7

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.96 AU - 2.16 AU

Year: 2041 Days

Day: 14.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,858,936 km

• M1: 110,254 km (0.115 R)
• M2: 401,072 km (0.108 R)
• M3: 742,753 km (0.081 R)
• M4: 1,394,252 km (0.096 R)
• M5: 1,875,957 km (0.081 R)
• M6: 2,759,482 km (0.074 R)
• M7: 3,385,849 km (0.098 R)
• M8: 3,769,118 km (0.113 R)
• M9: 4,259,051 km (0.071 R)
• M10: 5,162,323 km (0.03 R)
• M11: 5,459,125 km (0.112 R)
• M12: 6,816,277 km (0.057 R)
• M13: 7,457,753 km (0.104 R)
• M14: 7,987,479 km (0.1 R)
• M15: 8,605,169 km (0.113 R)
• M16: 8,893,444 km (0.08 R)
• M17: 10,577,317 km (0.11 R)
• M18: 10,871,128 km (0.096 R)
• M19: 11,208,321 km (0.108 R)
• M20: 11,513,800 km (0.041 R)
• M21: 12,668,097 km (0.057 R)
• M22: 15,345,002 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.5

Radius: 11.6

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.36 AU - 5.42 AU

Year: 6349 Days

Day: 14.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,858,936 km

• M1: 173,234 km (0.095 R)
• M2: 535,560 km (0.067 R)
• M3: 1,511,537 km (0.081 R)
• M4: 3,042,671 km (0.027 R)
• M5: 4,235,415 km (0.113 R)
• M6: 5,222,910 km (0.088 R)
• M7: 7,948,733 km (0.09 R)
• M8: 9,674,644 km (0.066 R)
• M9: 10,222,172 km (0.062 R)
• M10: 14,149,565 km (0.054 R)
• M11: 14,702,329 km (0.067 R)
• M12: 15,113,424 km (0.093 R)
• M13: 17,570,270 km (0.108 R)
• M14: 22,985,862 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.8

Radius: 5.1

Gravity: 11.37 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.48 AU - 6.94 AU

Year: 10682 Days

Day: 21.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 37,858,936 km

• M1: 63,429 km (0.105 R)
• M2: 227,090 km (0.089 R)
• M3: 505,491 km (0.085 R)
• M4: 807,380 km (0.052 R)
• M5: 1,043,595 km (0.109 R)
• M6: 1,267,393 km (0.066 R)
• M7: 1,797,568 km (0.037 R)
• M8: 2,375,165 km (0.09 R)
• M9: 2,537,180 km (0.079 R)
• M10: 2,706,674 km (0.079 R)
• M11: 3,282,925 km (0.109 R)
• M12: 3,484,583 km (0.097 R)
• M13: 3,742,340 km (0.106 R)
• M14: 5,256,121 km (0.12 R)
• M15: 7,514,301 km (0.115 R)
• M16: 7,708,030 km (0.115 R)
• M17: 8,186,444 km (0.07 R)
• M18: 8,474,570 km (0.115 R)
• M19: 10,587,341 km (0.12 R)
• M20: 17,318,347 km (0.069 R)
• M21: 18,137,695 km (0.078 R)
• M22: 20,523,781 km (0.107 R)
• M23: 21,286,131 km (0.07 R)
• M24: 24,695,317 km (0.118 R)
• M25: 25,210,233 km (0.044 R)
• M26: 27,341,704 km (0.042 R)
• M27: 35,418,941 km (0.077 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 15,593 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit