🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.67 AU - 0.93 AU

Year: 256 Days

Day: 45.9 Hours

Environment

Temp: 179 °C

Axial Tilt: 46.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,584,974 km

• M1: 452,833 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.8 AU - 1.06 AU

Year: 321 Days

Day: 38.3 Hours

Environment

Temp: 172 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.96 AU - 1.22 AU

Year: 408 Days

Day: 34.4 Hours

Environment

Temp: 35 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 53,584,974 km

• M1: 202,406 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.79 AU - 2.51 AU

Year: 1129 Days

Day: 45.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.43 AU - 2.47 AU

Year: 1373 Days

Day: 29.6 Hours

Environment

Temp: -74 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.23 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.3

Radius: 13.8

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.98 AU - 6.02 AU

Year: 5264 Days

Day: 12.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,584,974 km

• M1: 171,589 km (0.066 R)
• M2: 711,338 km (0.055 R)
• M3: 1,314,217 km (0.12 R)
• M4: 2,037,373 km (0.076 R)
• M5: 3,298,633 km (0.119 R)
• M6: 4,015,955 km (0.108 R)
• M7: 5,550,979 km (0.119 R)
• M8: 6,773,343 km (0.097 R)
• M9: 8,605,468 km (0.085 R)
• M10: 9,702,469 km (0.025 R)
• M11: 11,081,761 km (0.092 R)
• M12: 14,283,904 km (0.069 R)
• M13: 14,862,249 km (0.093 R)
• M14: 16,565,122 km (0.091 R)
• M15: 17,792,423 km (0.114 R)
• M16: 19,428,425 km (0.118 R)
• M17: 21,237,213 km (0.1 R)
• M18: 21,839,045 km (0.069 R)
• M19: 22,763,111 km (0.11 R)
• M20: 23,793,392 km (0.102 R)
• M21: 28,137,863 km (0.104 R)
• M22: 33,487,932 km (0.032 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 210.3

Radius: 3.4

Gravity: 18.19 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 10.99 AU - 16.05 AU

Year: 17805 Days

Day: 22.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 53,584,974 km

• M1: 42,336 km (0.111 R)
• M2: 166,951 km (0.071 R)
• M3: 319,092 km (0.075 R)
• M4: 433,535 km (0.109 R)
• M5: 658,231 km (0.099 R)
• M6: 966,103 km (0.045 R)
• M7: 1,375,702 km (0.103 R)
• M8: 1,483,712 km (0.118 R)
• M9: 1,656,497 km (0.108 R)
• M10: 2,219,883 km (0.103 R)
• M11: 2,626,041 km (0.086 R)
• M12: 3,034,294 km (0.117 R)
• M13: 3,194,962 km (0.112 R)
• M14: 3,483,686 km (0.105 R)
• M15: 3,608,899 km (0.095 R)
• M16: 3,948,785 km (0.119 R)
• M17: 5,258,216 km (0.113 R)
• M18: 7,598,824 km (0.051 R)
• M19: 8,511,520 km (0.113 R)
• M20: 11,909,337 km (0.086 R)
• M21: 12,022,732 km (0.1 R)
• M22: 13,686,709 km (0.081 R)
• M23: 15,430,572 km (0.074 R)
• M24: 18,278,167 km (0.055 R)
• M25: 19,666,435 km (0.106 R)
• M26: 20,144,400 km (0.114 R)
• M27: 20,875,784 km (0.058 R)
• M28: 22,391,360 km (0.07 R)
• M29: 23,619,709 km (0.056 R)
• M30: 23,978,743 km (0.095 R)
• M31: 26,983,267 km (0.057 R)
• M32: 29,085,566 km (0.078 R)
• M33: 29,291,263 km (0.101 R)
• M34: 33,499,601 km (0.047 R)
• M35: 34,640,135 km (0.106 R)
• M36: 38,216,571 km (0.068 R)
• M37: 43,223,313 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.4

Radius: 3.1

Gravity: 13.05 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 16.71 AU - 19.53 AU

Year: 27626 Days

Day: 19.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,584,974 km

• M1: 39,195 km (0.1 R)
• M2: 648,507 km (0.069 R)
• M3: 875,148 km (0.081 R)
• M4: 4,062,629 km (0.095 R)
• M5: 11,317,827 km (0.105 R)
• M6: 12,986,292 km (0.082 R)
• M7: 13,619,839 km (0.114 R)
• M8: 13,944,167 km (0.081 R)
• M9: 15,085,748 km (0.074 R)
• M10: 43,109,020 km (0.112 R)
• M11: 45,658,617 km (0.072 R)
• M12: 51,367,421 km (0.101 R)
• M13: 52,626,885 km (0.063 R)

Kuiper Belt

Range: 30.6 - 47.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 14,927 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit