🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.7

Radius: 10.1

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.62 AU - 0.68 AU

Year: 362 Days

Day: 7.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,430,732 km

• M1: 125,961 km (0.1 R)
• M2: 474,225 km (0.096 R)
• M3: 1,018,014 km (0.08 R)
• M4: 1,388,567 km (0.074 R)
• M5: 1,996,084 km (0.117 R)
• M6: 2,393,267 km (0.087 R)
• M7: 2,832,935 km (0.104 R)
• M8: 3,203,040 km (0.11 R)
• M9: 3,593,490 km (0.073 R)
• M10: 4,119,776 km (0.104 R)
• M11: 4,639,479 km (0.096 R)
• M12: 4,975,027 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.9

Radius: 13.1

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.81 AU - 0.89 AU

Year: 541 Days

Day: 9.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 78,430,732 km

• M1: 162,912 km (0.092 R)
• M2: 577,149 km (0.111 R)
• M3: 1,218,624 km (0.098 R)
• M4: 2,222,576 km (0.045 R)
• M5: 2,881,255 km (0.086 R)
• M6: 3,353,984 km (0.108 R)
• M7: 6,207,414 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.7

Radius: 11.9

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.78 AU - 1.24 AU

Year: 701 Days

Day: 13.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,430,732 km

• M1: 147,952 km (0.085 R)
• M2: 665,711 km (0.075 R)
• M3: 1,149,809 km (0.116 R)
• M4: 1,522,158 km (0.038 R)
• M5: 2,080,458 km (0.106 R)
• M6: 2,656,858 km (0.09 R)
• M7: 3,218,897 km (0.054 R)
• M8: 4,132,043 km (0.085 R)
• M9: 4,516,360 km (0.107 R)
• M10: 5,265,247 km (0.114 R)
• M11: 5,874,858 km (0.119 R)
• M12: 6,341,753 km (0.051 R)
• M13: 7,010,156 km (0.117 R)
• M14: 7,677,512 km (0.054 R)
• M15: 8,112,693 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.6

Radius: 11.6

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.58 AU - 3.92 AU

Year: 5013 Days

Day: 11.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,430,732 km

• M1: 144,362 km (0.09 R)
• M2: 506,389 km (0.115 R)
• M3: 1,091,167 km (0.054 R)
• M4: 1,629,869 km (0.114 R)
• M5: 2,265,211 km (0.116 R)
• M6: 2,718,343 km (0.089 R)
• M7: 3,173,719 km (0.051 R)
• M8: 4,627,062 km (0.06 R)
• M9: 6,266,056 km (0.057 R)
• M10: 8,562,982 km (0.109 R)
• M11: 9,225,252 km (0.099 R)
• M12: 9,921,331 km (0.118 R)
• M13: 10,390,171 km (0.114 R)
• M14: 11,326,504 km (0.11 R)
• M15: 12,760,549 km (0.047 R)
• M16: 13,162,668 km (0.057 R)
• M17: 15,077,969 km (0.118 R)
• M18: 16,102,266 km (0.071 R)
• M19: 19,322,211 km (0.113 R)
• M20: 21,859,390 km (0.028 R)
• M21: 22,435,941 km (0.086 R)
• M22: 22,874,861 km (0.115 R)
• M23: 24,766,077 km (0.029 R)
• M24: 28,685,691 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835.8

Radius: 4

Gravity: 52.24 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 7.44 AU - 10.76 AU

Year: 18948 Days

Day: 20.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,430,732 km

• M1: 49,966 km (0.095 R)
• M2: 178,470 km (0.092 R)
• M3: 1,395,748 km (0.045 R)
• M4: 1,697,637 km (0.113 R)
• M5: 3,022,924 km (0.116 R)
• M6: 3,556,390 km (0.097 R)
• M7: 4,019,994 km (0.106 R)
• M8: 4,183,056 km (0.11 R)
• M9: 4,663,564 km (0.105 R)
• M10: 4,917,132 km (0.096 R)
• M11: 5,141,679 km (0.09 R)
• M12: 5,940,232 km (0.04 R)
• M13: 6,368,980 km (0.065 R)
• M14: 8,663,961 km (0.085 R)
• M15: 11,521,878 km (0.112 R)
• M16: 12,878,133 km (0.054 R)
• M17: 17,235,320 km (0.1 R)
• M18: 21,575,155 km (0.053 R)
• M19: 24,913,281 km (0.059 R)
• M20: 26,819,308 km (0.117 R)
• M21: 28,460,247 km (0.1 R)
• M22: 29,672,438 km (0.099 R)
• M23: 34,321,491 km (0.025 R)
• M24: 47,509,142 km (0.109 R)
• M25: 53,829,203 km (0.055 R)
• M26: 55,492,433 km (0.098 R)
• M27: 60,489,001 km (0.098 R)
• M28: 61,283,366 km (0.115 R)
• M29: 67,039,593 km (0.068 R)
• M30: 68,533,029 km (0.088 R)
• M31: 71,807,427 km (0.089 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 11,570 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit