🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.47 AU - 0.75 AU

Year: 171 Days

Day: 46.9 Hours

Environment

Temp: 241 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 43,580,593 km

• M1: 47,871 km (0.105 R)
• M2: 121,773 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.97 AU - 1.13 AU

Year: 387 Days

Day: 33.6 Hours

Environment

Temp: 44 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 43,580,593 km

• M1: 21,542 km (0.093 R)
• M2: 414,087 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.59 AU - 2.25 AU

Year: 957 Days

Day: 14.3 Hours

Environment

Temp: -51 °C

Axial Tilt: 69.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,580,593 km

• M1: 1,067,830 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.37 AU - 3.57 AU

Year: 2326 Days

Day: 21.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 43,580,593 km

• M1: 319,691 km (0.073 R)
• M2: 1,095,206 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539

Radius: 8

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.4 AU - 5.66 AU

Year: 4680 Days

Day: 12.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,580,593 km

• M1: 99,483 km (0.096 R)
• M2: 1,219,522 km (0.098 R)
• M3: 1,489,696 km (0.106 R)
• M4: 2,227,213 km (0.098 R)
• M5: 4,472,976 km (0.071 R)
• M6: 5,046,983 km (0.109 R)
• M7: 7,230,663 km (0.055 R)
• M8: 7,985,534 km (0.084 R)
• M9: 10,781,519 km (0.095 R)
• M10: 12,422,158 km (0.033 R)
• M11: 13,302,093 km (0.081 R)
• M12: 16,190,828 km (0.075 R)
• M13: 17,479,165 km (0.07 R)
• M14: 19,797,782 km (0.086 R)
• M15: 20,324,816 km (0.051 R)
• M16: 22,598,105 km (0.081 R)
• M17: 22,884,734 km (0.066 R)
• M18: 23,981,137 km (0.096 R)
• M19: 25,419,820 km (0.085 R)
• M20: 26,515,923 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.1

Radius: 8.1

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.11 AU - 6.51 AU

Year: 5040 Days

Day: 12.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 74.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 43,580,593 km

• M1: 100,829 km (0.108 R)
• M2: 959,222 km (0.087 R)
• M3: 1,257,221 km (0.056 R)
• M4: 2,350,033 km (0.092 R)
• M5: 5,164,268 km (0.118 R)
• M6: 7,464,186 km (0.092 R)
• M7: 14,133,109 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.6

Radius: 13.4

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.7 AU - 7.72 AU

Year: 6255 Days

Day: 12.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,580,593 km

• M1: 167,101 km (0.081 R)
• M2: 719,715 km (0.091 R)
• M3: 1,139,487 km (0.118 R)
• M4: 1,640,490 km (0.058 R)
• M5: 2,131,321 km (0.092 R)
• M6: 2,927,780 km (0.082 R)
• M7: 4,459,812 km (0.107 R)
• M8: 5,765,652 km (0.064 R)
• M9: 6,608,935 km (0.092 R)
• M10: 7,203,885 km (0.094 R)
• M11: 8,380,772 km (0.088 R)
• M12: 9,120,833 km (0.09 R)
• M13: 11,114,224 km (0.062 R)
• M14: 11,906,495 km (0.105 R)
• M15: 12,949,491 km (0.117 R)
• M16: 16,008,019 km (0.046 R)
• M17: 16,698,414 km (0.107 R)
• M18: 18,889,723 km (0.051 R)
• M19: 20,453,170 km (0.098 R)
• M20: 22,721,972 km (0.107 R)
• M21: 23,274,586 km (0.106 R)
• M22: 23,836,326 km (0.072 R)
• M23: 28,843,816 km (0.041 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.3

Radius: 10.6

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 9.18 AU - 12.38 AU

Year: 12738 Days

Day: 5.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,580,593 km

• M1: 139,126 km (0.068 R)
• M2: 506,090 km (0.116 R)
• M3: 852,259 km (0.034 R)
• M4: 1,235,978 km (0.11 R)
• M5: 2,158,996 km (0.054 R)
• M6: 3,192,568 km (0.035 R)
• M7: 4,333,402 km (0.117 R)
• M8: 4,700,664 km (0.085 R)
• M9: 5,150,206 km (0.066 R)
• M10: 7,011,503 km (0.089 R)
• M11: 8,010,068 km (0.028 R)
• M12: 8,964,802 km (0.051 R)
• M13: 9,610,915 km (0.055 R)
• M14: 10,688,618 km (0.035 R)
• M15: 12,397,475 km (0.085 R)
• M16: 12,966,994 km (0.111 R)
• M17: 13,673,245 km (0.089 R)
• M18: 14,219,726 km (0.031 R)
• M19: 15,098,763 km (0.051 R)
• M20: 17,596,001 km (0.088 R)
• M21: 18,535,176 km (0.098 R)
• M22: 19,204,776 km (0.099 R)
• M23: 21,472,530 km (0.058 R)
• M24: 30,555,814 km (0.109 R)
• M25: 36,566,357 km (0.108 R)
• M26: 37,383,760 km (0.117 R)
• M27: 39,541,560 km (0.087 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 13,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit