🌌 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: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.5

Radius: 8.5

Gravity: 13.4 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.7 AU - 0.98 AU

Year: 531 Days

Day: 11.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,643,015 km

• M1: 105,766 km (0.063 R)
• M2: 370,255 km (0.082 R)
• M3: 899,233 km (0.036 R)
• M4: 1,222,065 km (0.062 R)
• M5: 2,494,844 km (0.083 R)
• M6: 3,596,183 km (0.074 R)
• M7: 3,988,279 km (0.081 R)
• M8: 4,471,181 km (0.03 R)
• M9: 4,792,517 km (0.099 R)
• M10: 5,233,233 km (0.12 R)
• M11: 5,572,221 km (0.109 R)
• M12: 6,235,090 km (0.102 R)
• M13: 6,657,404 km (0.064 R)
• M14: 6,970,662 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.1

Radius: 9.9

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.12 AU - 1.56 AU

Year: 1071 Days

Day: 5.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,643,015 km

• M1: 123,119 km (0.069 R)
• M2: 670,498 km (0.109 R)
• M3: 1,083,238 km (0.106 R)
• M4: 1,737,280 km (0.099 R)
• M5: 2,406,731 km (0.104 R)
• M6: 2,854,028 km (0.068 R)
• M7: 3,613,387 km (0.096 R)
• M8: 4,099,730 km (0.042 R)
• M9: 4,592,505 km (0.098 R)
• M10: 4,910,849 km (0.027 R)
• M11: 5,654,949 km (0.088 R)
• M12: 6,043,156 km (0.074 R)
• M13: 7,241,135 km (0.045 R)
• M14: 8,286,376 km (0.043 R)
• M15: 8,960,164 km (0.104 R)
• M16: 11,471,763 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72

Radius: 13

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.88 AU - 3.62 AU

Year: 4044 Days

Day: 14.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,643,015 km

• M1: 167,101 km (0.117 R)
• M2: 990,936 km (0.031 R)
• M3: 1,839,156 km (0.106 R)
• M4: 3,377,322 km (0.115 R)
• M5: 4,278,050 km (0.106 R)
• M6: 5,049,227 km (0.094 R)
• M7: 9,331,915 km (0.112 R)
• M8: 9,762,308 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.9

Radius: 4.6

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.63 AU - 6.53 AU

Year: 10348 Days

Day: 15.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,643,015 km

• M1: 57,146 km (0.086 R)
• M2: 532,868 km (0.116 R)
• M3: 1,757,625 km (0.106 R)
• M4: 2,341,356 km (0.091 R)
• M5: 3,221,141 km (0.087 R)
• M6: 4,544,185 km (0.073 R)
• M7: 6,268,749 km (0.066 R)
• M8: 8,417,723 km (0.075 R)
• M9: 9,554,816 km (0.077 R)
• M10: 9,897,694 km (0.059 R)
• M11: 10,107,281 km (0.085 R)
• M12: 14,139,841 km (0.089 R)
• M13: 15,456,452 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.1

Radius: 7

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.79 AU - 8.55 AU

Year: 13252 Days

Day: 22.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 45,643,015 km

• M1: 88,113 km (0.094 R)
• M2: 606,769 km (0.1 R)
• M3: 1,003,951 km (0.065 R)
• M4: 1,808,638 km (0.104 R)
• M5: 2,336,120 km (0.111 R)
• M6: 2,615,270 km (0.095 R)
• M7: 2,872,130 km (0.094 R)
• M8: 3,122,407 km (0.111 R)
• M9: 3,462,144 km (0.117 R)
• M10: 3,719,601 km (0.106 R)
• M11: 4,244,391 km (0.101 R)
• M12: 5,238,469 km (0.038 R)
• M13: 6,043,006 km (0.069 R)
• M14: 6,379,452 km (0.075 R)
• M15: 7,337,776 km (0.109 R)
• M16: 7,634,428 km (0.066 R)
• M17: 8,388,701 km (0.091 R)
• M18: 9,240,361 km (0.109 R)
• M19: 13,042,541 km (0.075 R)
• M20: 16,516,802 km (0.053 R)
• M21: 17,248,934 km (0.082 R)
• M22: 22,103,684 km (0.114 R)
• M23: 25,318,692 km (0.058 R)
• M24: 25,997,118 km (0.059 R)
• M25: 26,987,157 km (0.092 R)
• M26: 28,105,102 km (0.107 R)
• M27: 32,544,119 km (0.085 R)
• M28: 38,056,202 km (0.046 R)
• M29: 40,372,277 km (0.051 R)
• M30: 41,032,003 km (0.084 R)
• M31: 45,000,535 km (0.109 R)
• M32: 46,715,077 km (0.117 R)
• M33: 50,578,142 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.4

Radius: 4.4

Gravity: 16.76 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.53 AU - 7.99 AU

Year: 13503 Days

Day: 16.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 45,643,015 km

• M1: 54,753 km (0.07 R)
• M2: 299,046 km (0.099 R)
• M3: 482,902 km (0.094 R)
• M4: 677,080 km (0.084 R)
• M5: 1,479,673 km (0.072 R)
• M6: 1,663,379 km (0.108 R)
• M7: 1,830,779 km (0.05 R)
• M8: 2,217,340 km (0.06 R)
• M9: 2,458,791 km (0.088 R)
• M10: 2,656,260 km (0.031 R)
• M11: 3,016,342 km (0.045 R)
• M12: 3,964,643 km (0.062 R)
• M13: 4,787,880 km (0.073 R)
• M14: 5,287,836 km (0.095 R)
• M15: 5,685,168 km (0.111 R)
• M16: 6,137,701 km (0.093 R)
• M17: 6,317,967 km (0.09 R)
• M18: 8,812,212 km (0.111 R)
• M19: 9,088,220 km (0.052 R)
• M20: 9,370,063 km (0.097 R)
• M21: 10,301,010 km (0.039 R)
• M22: 11,672,374 km (0.116 R)
• M23: 11,893,779 km (0.091 R)
• M24: 12,174,275 km (0.095 R)
• M25: 14,900,995 km (0.04 R)
• M26: 15,227,118 km (0.104 R)
• M27: 15,491,308 km (0.104 R)
• M28: 16,858,633 km (0.1 R)
• M29: 19,133,867 km (0.101 R)
• M30: 22,874,711 km (0.103 R)
• M31: 25,653,192 km (0.068 R)
• M32: 26,978,630 km (0.06 R)
• M33: 29,152,735 km (0.108 R)
• M34: 32,084,854 km (0.096 R)
• M35: 38,894,698 km (0.114 R)
• M36: 43,754,984 km (0.092 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: 436 - 19,130 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit