🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.7 AU - 0.74 AU

Year: 269 Days

Day: 16.3 Hours

Environment

Temp: -22 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.23 AU - 1.67 AU

Year: 768 Days

Day: 33.4 Hours

Environment

Temp: -106 °C

Axial Tilt: 69.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.38 AU - 1.56 AU

Year: 784 Days

Day: 30 Hours

Environment

Temp: -101 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.88 AU - 2.7 AU

Year: 1524 Days

Day: 35.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.4

Radius: 13.9

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.33 AU - 3.05 AU

Year: 1940 Days

Day: 8.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,750,693 km

• M1: 172,935 km (0.058 R)
• M2: 613,800 km (0.099 R)
• M3: 1,072,318 km (0.077 R)
• M4: 1,527,394 km (0.101 R)
• M5: 1,965,566 km (0.083 R)
• M6: 2,436,949 km (0.084 R)
• M7: 3,378,070 km (0.108 R)
• M8: 5,617,250 km (0.055 R)
• M9: 6,349,831 km (0.089 R)
• M10: 6,846,197 km (0.05 R)
• M11: 9,032,420 km (0.104 R)
• M12: 11,157,608 km (0.061 R)
• M13: 11,805,067 km (0.043 R)
• M14: 12,843,875 km (0.095 R)
• M15: 14,073,270 km (0.107 R)
• M16: 15,011,698 km (0.106 R)
• M17: 15,613,081 km (0.096 R)

Asteroid Belt

Center: 3.94 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.7

Radius: 11

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.8 AU - 5.58 AU

Year: 5199 Days

Day: 7.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,750,693 km

• M1: 136,882 km (0.081 R)
• M2: 633,996 km (0.107 R)
• M3: 1,084,285 km (0.04 R)
• M4: 1,605,784 km (0.076 R)
• M5: 2,274,187 km (0.094 R)
• M6: 2,981,635 km (0.097 R)
• M7: 3,581,971 km (0.027 R)
• M8: 4,997,018 km (0.038 R)
• M9: 5,753,833 km (0.076 R)
• M10: 6,386,782 km (0.117 R)
• M11: 7,065,657 km (0.082 R)
• M12: 7,905,051 km (0.113 R)
• M13: 10,870,978 km (0.116 R)
• M14: 11,690,176 km (0.09 R)
• M15: 12,601,825 km (0.029 R)
• M16: 14,566,644 km (0.079 R)
• M17: 20,501,790 km (0.106 R)
• M18: 21,157,028 km (0.071 R)
• M19: 25,386,160 km (0.106 R)
• M20: 27,963,732 km (0.089 R)
• M21: 28,589,350 km (0.029 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.3

Radius: 5.7

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 12.08 AU - 15.4 AU

Year: 22395 Days

Day: 19.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,750,693 km

• M1: 169,046 km (0.038 R)
• M2: 1,379,741 km (0.063 R)
• M3: 2,547,951 km (0.102 R)
• M4: 3,614,285 km (0.112 R)
• M5: 6,465,770 km (0.039 R)
• M6: 10,929,471 km (0.097 R)
• M7: 12,453,424 km (0.11 R)
• M8: 13,075,602 km (0.044 R)
• M9: 17,711,191 km (0.107 R)
• M10: 19,803,467 km (0.093 R)
• M11: 21,609,263 km (0.106 R)
• M12: 23,242,124 km (0.11 R)
• M13: 29,061,032 km (0.058 R)
• M14: 30,375,249 km (0.105 R)
• M15: 31,843,104 km (0.049 R)
• M16: 33,952,733 km (0.102 R)
• M17: 39,631,019 km (0.115 R)
• M18: 40,973,361 km (0.097 R)
• M19: 41,518,795 km (0.08 R)
• M20: 43,043,496 km (0.115 R)
• M21: 43,748,701 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.9

Radius: 5.8

Gravity: 8.2 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 13.83 AU - 17.35 AU

Year: 27067 Days

Day: 22.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,750,693 km

• M1: 452,982 km (0.113 R)
• M2: 646,712 km (0.059 R)
• M3: 1,132,456 km (0.118 R)
• M4: 2,039,917 km (0.105 R)
• M5: 4,209,086 km (0.058 R)
• M6: 6,083,397 km (0.059 R)
• M7: 9,452,940 km (0.113 R)
• M8: 10,354,716 km (0.084 R)
• M9: 11,498,541 km (0.035 R)
• M10: 13,681,174 km (0.094 R)
• M11: 24,342,715 km (0.034 R)
• M12: 28,242,133 km (0.093 R)
• M13: 33,167,643 km (0.11 R)
• M14: 36,977,751 km (0.056 R)
• M15: 45,923,854 km (0.11 R)
• M16: 57,480,289 km (0.052 R)
• M17: 67,115,589 km (0.093 R)
• M18: 68,544,847 km (0.113 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 19,484 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit