🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.67 AU - 0.79 AU

Year: 234 Days

Day: 17.7 Hours

Environment

Temp: 144 °C

Axial Tilt: 48.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.53 AU - 1.65 AU

Year: 751 Days

Day: 41.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.68 AU - 1.76 AU

Year: 845 Days

Day: 20.7 Hours

Environment

Temp: -60 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.22 AU - 2.4 AU

Year: 1316 Days

Day: 46.6 Hours

Environment

Temp: -91 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.3

Radius: 14.7

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.48 AU - 6.82 AU

Year: 5033 Days

Day: 14.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,218,811 km

• M1: 183,557 km (0.072 R)
• M2: 691,292 km (0.079 R)
• M3: 1,583,793 km (0.111 R)
• M4: 4,608,213 km (0.076 R)
• M5: 7,008,361 km (0.049 R)
• M6: 9,530,731 km (0.1 R)
• M7: 10,361,149 km (0.036 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.2

Radius: 13.8

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.99 AU - 8.01 AU

Year: 6210 Days

Day: 8.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,218,811 km

• M1: 177,124 km (0.067 R)
• M2: 611,706 km (0.118 R)
• M3: 1,484,609 km (0.087 R)
• M4: 2,074,922 km (0.091 R)
• M5: 2,600,460 km (0.087 R)
• M6: 3,557,138 km (0.098 R)
• M7: 4,445,750 km (0.076 R)
• M8: 5,212,887 km (0.077 R)
• M9: 6,034,629 km (0.101 R)
• M10: 8,053,003 km (0.062 R)
• M11: 10,818,020 km (0.097 R)
• M12: 13,656,490 km (0.098 R)
• M13: 14,801,961 km (0.118 R)
• M14: 15,886,695 km (0.115 R)
• M15: 17,283,790 km (0.082 R)
• M16: 24,681,405 km (0.071 R)
• M17: 27,167,721 km (0.098 R)
• M18: 28,517,244 km (0.107 R)
• M19: 29,911,047 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.4

Radius: 11.2

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 10.61 AU - 13.17 AU

Year: 15364 Days

Day: 7.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,218,811 km

• M1: 139,425 km (0.111 R)
• M2: 930,648 km (0.104 R)
• M3: 1,652,608 km (0.084 R)
• M4: 2,462,680 km (0.085 R)
• M5: 3,012,452 km (0.117 R)
• M6: 6,037,022 km (0.099 R)
• M7: 6,619,107 km (0.096 R)
• M8: 7,318,328 km (0.072 R)
• M9: 8,547,873 km (0.08 R)
• M10: 9,811,825 km (0.106 R)
• M11: 10,669,171 km (0.027 R)
• M12: 13,849,322 km (0.07 R)
• M13: 18,052,723 km (0.067 R)
• M14: 22,691,155 km (0.11 R)
• M15: 24,915,226 km (0.096 R)
• M16: 28,267,714 km (0.119 R)
• M17: 30,312,568 km (0.104 R)
• M18: 31,264,309 km (0.081 R)
• M19: 33,674,331 km (0.118 R)
• M20: 35,155,200 km (0.064 R)
• M21: 35,619,552 km (0.034 R)
• M22: 36,560,373 km (0.087 R)
• M23: 37,397,224 km (0.086 R)
• M24: 37,759,699 km (0.074 R)
• M25: 41,773,709 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 338.4

Radius: 5.8

Gravity: 10.06 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 13.36 AU - 17.38 AU

Year: 22581 Days

Day: 24.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 74.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 65,218,811 km

• M1: 72,555 km (0.116 R)
• M2: 292,015 km (0.093 R)
• M3: 498,161 km (0.072 R)
• M4: 1,354,459 km (0.058 R)
• M5: 2,012,989 km (0.072 R)
• M6: 2,962,187 km (0.1 R)
• M7: 3,239,991 km (0.057 R)
• M8: 4,087,163 km (0.051 R)
• M9: 4,694,830 km (0.106 R)
• M10: 6,088,185 km (0.031 R)
• M11: 7,643,105 km (0.065 R)
• M12: 9,179,475 km (0.106 R)
• M13: 10,502,369 km (0.044 R)
• M14: 10,910,921 km (0.112 R)
• M15: 11,269,507 km (0.111 R)
• M16: 12,717,465 km (0.082 R)
• M17: 13,933,845 km (0.098 R)
• M18: 14,570,234 km (0.117 R)
• M19: 15,225,772 km (0.081 R)
• M20: 19,753,651 km (0.104 R)
• M21: 20,919,916 km (0.044 R)
• M22: 22,899,694 km (0.085 R)
• M23: 26,471,194 km (0.092 R)
• M24: 31,226,012 km (0.038 R)
• M25: 33,177,666 km (0.043 R)
• M26: 35,729,806 km (0.11 R)
• M27: 39,378,498 km (0.092 R)
• M28: 41,076,883 km (0.093 R)
• M29: 41,509,071 km (0.069 R)
• M30: 42,971,390 km (0.085 R)
• M31: 51,800,058 km (0.107 R)
• M32: 52,642,593 km (0.112 R)
• M33: 58,614,989 km (0.083 R)
• M34: 60,453,996 km (0.085 R)
• M35: 62,141,609 km (0.117 R)
• M36: 65,023,612 km (0.094 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 15,195 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit