🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.2

Radius: 14.6

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.75 AU - 1.03 AU

Year: 580 Days

Day: 14.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 75,500,538 km

• M1: 181,761 km (0.093 R)
• M2: 684,261 km (0.043 R)
• M3: 1,462,020 km (0.084 R)
• M4: 2,238,732 km (0.116 R)
• M5: 2,972,958 km (0.052 R)
• M6: 3,863,814 km (0.119 R)
• M7: 4,358,534 km (0.106 R)
• M8: 5,749,645 km (0.071 R)
• M9: 6,379,152 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.9

Radius: 8.5

Gravity: 12.69 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.18 AU - 1.4 AU

Year: 1011 Days

Day: 11.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 75,500,538 km

• M1: 105,766 km (0.026 R)
• M2: 464,202 km (0.11 R)
• M3: 811,269 km (0.059 R)
• M4: 1,183,020 km (0.045 R)
• M5: 1,568,833 km (0.119 R)
• M6: 2,462,830 km (0.074 R)
• M7: 2,813,338 km (0.09 R)
• M8: 3,342,316 km (0.026 R)
• M9: 4,002,491 km (0.097 R)
• M10: 4,435,128 km (0.04 R)
• M11: 5,073,313 km (0.039 R)
• M12: 5,394,050 km (0.109 R)
• M13: 5,749,794 km (0.095 R)
• M14: 7,082,861 km (0.112 R)
• M15: 8,114,936 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.5

Radius: 12.3

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.6 AU - 1.74 AU

Year: 1490 Days

Day: 6.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,500,538 km

• M1: 157,527 km (0.025 R)
• M2: 581,487 km (0.116 R)
• M3: 1,062,743 km (0.118 R)
• M4: 1,721,124 km (0.115 R)
• M5: 2,109,779 km (0.095 R)
• M6: 2,598,066 km (0.065 R)
• M7: 3,840,477 km (0.089 R)
• M8: 4,397,429 km (0.093 R)
• M9: 4,944,210 km (0.074 R)
• M10: 5,767,148 km (0.111 R)
• M11: 6,601,754 km (0.086 R)
• M12: 8,091,150 km (0.045 R)
• M13: 8,634,191 km (0.062 R)
• M14: 10,167,868 km (0.099 R)
• M15: 10,981,381 km (0.086 R)
• M16: 11,535,043 km (0.116 R)
• M17: 12,302,181 km (0.072 R)
• M18: 13,143,819 km (0.118 R)
• M19: 13,726,053 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.7

Radius: 10.6

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.8 AU - 3.42 AU

Year: 3786 Days

Day: 10.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,500,538 km

• M1: 131,796 km (0.08 R)
• M2: 462,407 km (0.088 R)
• M3: 826,528 km (0.062 R)
• M4: 2,556,927 km (0.089 R)
• M5: 3,107,297 km (0.035 R)
• M6: 3,985,586 km (0.053 R)
• M7: 4,391,146 km (0.08 R)
• M8: 5,733,039 km (0.11 R)
• M9: 7,253,253 km (0.104 R)
• M10: 8,246,134 km (0.052 R)
• M11: 10,766,708 km (0.061 R)
• M12: 11,592,489 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.8

Radius: 8.7

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.38 AU - 4.26 AU

Year: 5154 Days

Day: 8.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,500,538 km

• M1: 140,024 km (0.098 R)
• M2: 613,650 km (0.093 R)
• M3: 1,027,289 km (0.063 R)
• M4: 1,310,029 km (0.06 R)
• M5: 1,882,390 km (0.035 R)
• M6: 3,110,888 km (0.091 R)
• M7: 3,477,403 km (0.107 R)
• M8: 4,128,602 km (0.069 R)
• M9: 4,649,053 km (0.111 R)
• M10: 4,965,752 km (0.1 R)
• M11: 6,221,027 km (0.077 R)
• M12: 6,872,077 km (0.115 R)
• M13: 7,567,558 km (0.099 R)
• M14: 9,427,957 km (0.066 R)
• M15: 10,780,322 km (0.118 R)
• M16: 12,407,348 km (0.084 R)
• M17: 13,703,614 km (0.072 R)
• M18: 16,200,851 km (0.119 R)
• M19: 16,931,337 km (0.041 R)
• M20: 17,304,734 km (0.118 R)
• M21: 18,327,235 km (0.096 R)
• M22: 19,935,861 km (0.12 R)
• M23: 20,987,833 km (0.118 R)
• M24: 22,447,460 km (0.114 R)
• M25: 23,817,926 km (0.082 R)
• M26: 25,082,177 km (0.041 R)
• M27: 30,222,659 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712.2

Radius: 5.9

Gravity: 20.46 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 7.55 AU - 10.93 AU

Year: 19387 Days

Day: 20.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 75,500,538 km

• M1: 74,051 km (0.059 R)
• M2: 258,954 km (0.074 R)
• M3: 598,990 km (0.116 R)
• M4: 876,494 km (0.067 R)
• M5: 1,155,644 km (0.103 R)
• M6: 1,693,897 km (0.098 R)
• M7: 1,894,059 km (0.118 R)
• M8: 2,320,413 km (0.096 R)
• M9: 2,734,948 km (0.066 R)
• M10: 3,117,171 km (0.12 R)
• M11: 3,476,505 km (0.107 R)
• M12: 3,863,066 km (0.1 R)
• M13: 5,121,184 km (0.055 R)
• M14: 10,496,535 km (0.094 R)
• M15: 11,818,980 km (0.088 R)
• M16: 12,486,186 km (0.052 R)
• M17: 13,037,754 km (0.118 R)
• M18: 13,390,655 km (0.092 R)
• M19: 16,203,245 km (0.117 R)
• M20: 17,278,255 km (0.118 R)
• M21: 18,665,626 km (0.076 R)
• M22: 20,502,089 km (0.09 R)
• M23: 24,211,069 km (0.097 R)
• M24: 24,959,806 km (0.093 R)
• M25: 28,461,743 km (0.091 R)
• M26: 30,022,946 km (0.083 R)
• M27: 33,053,500 km (0.098 R)
• M28: 36,839,822 km (0.085 R)
• M29: 41,357,977 km (0.094 R)
• M30: 44,619,809 km (0.09 R)
• M31: 50,430,639 km (0.103 R)
• M32: 55,059,796 km (0.059 R)
• M33: 70,414,820 km (0.114 R)
• M34: 73,038,767 km (0.029 R)
• M35: 75,048,913 km (0.062 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 15,819 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit