🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.49 AU - 0.53 AU

Year: 239 Days

Day: 26.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.4

Radius: 13.1

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.1 AU - 1.6 AU

Year: 1029 Days

Day: 11.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,482,336 km

• M1: 162,912 km (0.116 R)
• M2: 625,618 km (0.118 R)
• M3: 1,672,355 km (0.071 R)
• M4: 2,338,664 km (0.093 R)
• M5: 2,861,358 km (0.091 R)
• M6: 3,395,572 km (0.111 R)
• M7: 3,807,116 km (0.074 R)
• M8: 4,236,911 km (0.075 R)
• M9: 4,765,590 km (0.085 R)
• M10: 5,356,202 km (0.111 R)
• M11: 5,956,389 km (0.108 R)
• M12: 6,621,950 km (0.086 R)
• M13: 7,701,149 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.3

Radius: 14.2

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.37 AU - 2.41 AU

Year: 2424 Days

Day: 8.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,482,336 km

• M1: 176,974 km (0.063 R)
• M2: 806,781 km (0.089 R)
• M3: 1,455,587 km (0.095 R)
• M4: 3,358,921 km (0.112 R)
• M5: 4,089,258 km (0.066 R)
• M6: 4,619,283 km (0.08 R)
• M7: 5,195,235 km (0.11 R)
• M8: 5,995,284 km (0.057 R)
• M9: 6,932,066 km (0.042 R)
• M10: 7,933,474 km (0.097 R)
• M11: 9,164,665 km (0.114 R)
• M12: 9,790,732 km (0.038 R)
• M13: 11,089,989 km (0.094 R)
• M14: 11,841,868 km (0.056 R)
• M15: 12,334,195 km (0.083 R)
• M16: 15,678,605 km (0.105 R)
• M17: 16,779,645 km (0.116 R)
• M18: 18,146,371 km (0.092 R)

Asteroid Belt

Center: 2.81 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.6

Radius: 14

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.77 AU - 3.69 AU

Year: 3808 Days

Day: 5.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,482,336 km

• M1: 174,132 km (0.095 R)
• M2: 646,861 km (0.094 R)
• M3: 1,106,127 km (0.05 R)
• M4: 1,732,643 km (0.084 R)
• M5: 2,291,839 km (0.114 R)
• M6: 3,310,002 km (0.085 R)
• M7: 4,322,032 km (0.116 R)
• M8: 6,291,189 km (0.031 R)
• M9: 6,728,763 km (0.112 R)
• M10: 7,186,682 km (0.11 R)
• M11: 7,806,017 km (0.093 R)
• M12: 8,687,298 km (0.114 R)
• M13: 9,511,881 km (0.073 R)
• M14: 10,431,011 km (0.047 R)
• M15: 11,136,215 km (0.046 R)
• M16: 12,839,237 km (0.096 R)
• M17: 13,909,760 km (0.079 R)
• M18: 14,601,650 km (0.111 R)
• M19: 16,756,906 km (0.091 R)
• M20: 20,443,895 km (0.119 R)
• M21: 22,621,292 km (0.111 R)
• M22: 24,257,744 km (0.042 R)
• M23: 27,599,012 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.9

Radius: 11.5

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.03 AU - 3.63 AU

Year: 3986 Days

Day: 5.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,482,336 km

• M1: 143,016 km (0.07 R)
• M2: 659,876 km (0.08 R)
• M3: 1,176,138 km (0.051 R)
• M4: 1,956,142 km (0.079 R)
• M5: 3,453,317 km (0.075 R)
• M6: 4,059,937 km (0.118 R)
• M7: 4,565,877 km (0.087 R)
• M8: 5,558,758 km (0.082 R)
• M9: 6,132,316 km (0.064 R)
• M10: 7,695,015 km (0.119 R)
• M11: 8,863,823 km (0.11 R)
• M12: 11,276,089 km (0.101 R)
• M13: 13,826,733 km (0.101 R)
• M14: 14,370,371 km (0.038 R)
• M15: 17,357,542 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46

Radius: 8.3

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.69 AU - 4.31 AU

Year: 5248 Days

Day: 12.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,482,336 km

• M1: 115,041 km (0.118 R)
• M2: 492,476 km (0.056 R)
• M3: 1,095,954 km (0.049 R)
• M4: 1,392,008 km (0.061 R)
• M5: 2,072,080 km (0.102 R)
• M6: 2,468,664 km (0.092 R)
• M7: 3,430,130 km (0.115 R)
• M8: 4,215,668 km (0.112 R)
• M9: 4,934,336 km (0.085 R)
• M10: 5,428,757 km (0.117 R)
• M11: 5,732,142 km (0.099 R)
• M12: 6,046,896 km (0.073 R)
• M13: 6,711,110 km (0.078 R)
• M14: 7,608,697 km (0.071 R)
• M15: 8,184,350 km (0.089 R)
• M16: 8,700,612 km (0.111 R)
• M17: 10,347,386 km (0.111 R)
• M18: 11,192,314 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.1

Radius: 4.7

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.26 AU - 6.48 AU

Year: 10547 Days

Day: 23.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,482,336 km

• M1: 58,942 km (0.108 R)
• M2: 372,798 km (0.094 R)
• M3: 617,989 km (0.094 R)
• M4: 778,059 km (0.093 R)
• M5: 1,023,698 km (0.066 R)
• M6: 2,804,362 km (0.093 R)
• M7: 3,084,558 km (0.073 R)
• M8: 3,909,441 km (0.074 R)
• M9: 11,942,099 km (0.062 R)
• M10: 18,084,438 km (0.046 R)
• M11: 18,624,486 km (0.115 R)
• M12: 22,297,862 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151

Radius: 5.2

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.88 AU - 9.16 AU

Year: 17771 Days

Day: 22.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,482,336 km

• M1: 64,626 km (0.072 R)
• M2: 451,935 km (0.119 R)
• M3: 784,641 km (0.081 R)
• M4: 1,046,587 km (0.114 R)
• M5: 1,268,141 km (0.104 R)
• M6: 1,776,325 km (0.111 R)
• M7: 2,561,564 km (0.104 R)
• M8: 3,140,508 km (0.107 R)
• M9: 4,086,715 km (0.103 R)
• M10: 4,329,512 km (0.117 R)
• M11: 4,697,373 km (0.101 R)
• M12: 5,303,544 km (0.073 R)
• M13: 5,527,492 km (0.119 R)
• M14: 6,669,971 km (0.042 R)
• M15: 7,513,852 km (0.106 R)
• M16: 8,003,037 km (0.031 R)
• M17: 8,644,214 km (0.069 R)
• M18: 10,027,994 km (0.049 R)
• M19: 14,991,203 km (0.1 R)
• M20: 16,633,787 km (0.042 R)
• M21: 20,740,847 km (0.075 R)
• M22: 24,230,966 km (0.095 R)
• M23: 31,297,371 km (0.1 R)
• M24: 39,379,844 km (0.07 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 19,944 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit