🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.89 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.1

Radius: 9.6

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.38 AU - 6.18 AU

Year: 4930 Days

Day: 14.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,126,970 km

• M1: 122,072 km (0.113 R)
• M2: 478,564 km (0.111 R)
• M3: 1,204,263 km (0.098 R)
• M4: 1,558,810 km (0.102 R)
• M5: 2,141,194 km (0.088 R)
• M6: 2,614,672 km (0.077 R)
• M7: 2,920,001 km (0.091 R)
• M8: 5,350,817 km (0.068 R)
• M9: 5,754,132 km (0.1 R)
• M10: 6,471,604 km (0.112 R)
• M11: 9,849,673 km (0.093 R)
• M12: 10,184,025 km (0.091 R)
• M13: 11,196,653 km (0.067 R)
• M14: 11,933,273 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.6

Radius: 9

Gravity: 12.01 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.38 AU - 7.38 AU

Year: 6402 Days

Day: 7.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 178.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,126,970 km

• M1: 112,049 km (0.035 R)
• M2: 417,079 km (0.032 R)
• M3: 758,162 km (0.075 R)
• M4: 1,598,902 km (0.08 R)
• M5: 2,743,326 km (0.086 R)
• M6: 3,465,135 km (0.069 R)
• M7: 3,970,926 km (0.116 R)
• M8: 4,806,879 km (0.096 R)
• M9: 5,658,689 km (0.07 R)
• M10: 6,395,758 km (0.091 R)
• M11: 7,347,799 km (0.089 R)
• M12: 7,658,962 km (0.115 R)
• M13: 10,721,081 km (0.104 R)
• M14: 11,223,730 km (0.117 R)
• M15: 11,584,859 km (0.119 R)
• M16: 12,385,058 km (0.106 R)
• M17: 15,319,420 km (0.117 R)
• M18: 17,560,845 km (0.118 R)
• M19: 19,122,647 km (0.099 R)
• M20: 21,319,941 km (0.037 R)
• M21: 29,010,318 km (0.088 R)
• M22: 30,984,561 km (0.1 R)
• M23: 31,696,198 km (0.04 R)
• M24: 34,326,877 km (0.048 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.8

Radius: 4

Gravity: 48.93 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 13.22 AU - 17.84 AU

Year: 21712 Days

Day: 18 Hours

Environment

Temp: -194 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,126,970 km

• M1: 55,950 km (0.102 R)
• M2: 943,963 km (0.071 R)
• M3: 2,455,948 km (0.033 R)
• M4: 2,674,511 km (0.117 R)
• M5: 3,013,051 km (0.076 R)
• M6: 4,200,858 km (0.119 R)
• M7: 4,442,907 km (0.103 R)
• M8: 6,008,598 km (0.11 R)
• M9: 7,960,103 km (0.067 R)
• M10: 9,570,973 km (0.036 R)
• M11: 10,235,038 km (0.07 R)
• M12: 10,736,938 km (0.07 R)
• M13: 11,058,873 km (0.069 R)
• M14: 11,925,793 km (0.06 R)
• M15: 13,126,615 km (0.103 R)
• M16: 15,931,425 km (0.092 R)
• M17: 16,434,672 km (0.117 R)
• M18: 20,258,095 km (0.117 R)
• M19: 26,338,351 km (0.113 R)
• M20: 27,636,860 km (0.078 R)
• M21: 27,998,289 km (0.072 R)
• M22: 31,003,710 km (0.108 R)
• M23: 32,184,037 km (0.089 R)
• M24: 34,217,371 km (0.103 R)
• M25: 42,724,254 km (0.117 R)
• M26: 48,589,089 km (0.114 R)
• M27: 60,861,650 km (0.046 R)
• M28: 81,039,560 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 69.3

Radius: 5.9

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 14.3 AU - 18.06 AU

Year: 23089 Days

Day: 19.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,126,970 km

• M1: 73,303 km (0.118 R)
• M2: 332,107 km (0.085 R)
• M3: 1,178,233 km (0.092 R)
• M4: 1,577,210 km (0.113 R)
• M5: 3,368,196 km (0.091 R)
• M6: 5,644,477 km (0.115 R)
• M7: 6,447,070 km (0.028 R)
• M8: 6,659,200 km (0.047 R)
• M9: 7,023,022 km (0.119 R)
• M10: 7,438,305 km (0.112 R)
• M11: 8,359,529 km (0.089 R)
• M12: 9,354,654 km (0.094 R)
• M13: 11,269,507 km (0.093 R)
• M14: 11,474,306 km (0.114 R)
• M15: 12,372,492 km (0.117 R)
• M16: 15,223,079 km (0.076 R)
• M17: 16,046,915 km (0.096 R)
• M18: 17,439,970 km (0.109 R)
• M19: 29,226,936 km (0.066 R)
• M20: 30,596,355 km (0.063 R)
• M21: 36,168,427 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 96.6

Radius: 7.7

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 17.46 AU - 20.5 AU

Year: 29335 Days

Day: 20.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,126,970 km

• M1: 96,042 km (0.075 R)
• M2: 912,397 km (0.086 R)
• M3: 1,264,700 km (0.092 R)
• M4: 3,264,824 km (0.103 R)
• M5: 3,903,607 km (0.058 R)
• M6: 5,326,582 km (0.066 R)
• M7: 6,985,323 km (0.089 R)
• M8: 7,229,766 km (0.054 R)
• M9: 8,772,718 km (0.039 R)
• M10: 14,305,147 km (0.1 R)
• M11: 16,070,850 km (0.075 R)
• M12: 20,358,475 km (0.105 R)
• M13: 22,674,549 km (0.092 R)
• M14: 23,942,092 km (0.072 R)
• M15: 25,736,967 km (0.087 R)
• M16: 31,104,688 km (0.103 R)
• M17: 31,657,004 km (0.093 R)
• M18: 44,543,065 km (0.106 R)
• M19: 46,383,119 km (0.099 R)

Kuiper Belt

Range: 30.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 13,563 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit