🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.99 AU - 1.21 AU

Year: 424 Days

Day: 13.2 Hours

Environment

Temp: 7 °C

Axial Tilt: 41.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 64,212,067 km

• M1: 184,005 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.31 AU - 1.33 AU

Year: 557 Days

Day: 12.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,212,067 km

• M1: 735,573 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.43 AU - 1.65 AU

Year: 702 Days

Day: 31.3 Hours

Environment

Temp: -48 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.98 AU - 3.14 AU

Year: 1504 Days

Day: 17.3 Hours

Environment

Temp: -97 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,212,067 km

• M1: 47,871 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.9

Radius: 14.9

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.61 AU - 5.85 AU

Year: 5035 Days

Day: 5.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,212,067 km

• M1: 185,352 km (0.056 R)
• M2: 655,239 km (0.073 R)
• M3: 1,221,317 km (0.12 R)
• M4: 3,485,481 km (0.118 R)
• M5: 6,074,721 km (0.045 R)
• M6: 7,190,571 km (0.041 R)
• M7: 8,781,694 km (0.094 R)
• M8: 10,597,064 km (0.117 R)
• M9: 12,212,123 km (0.097 R)
• M10: 13,192,887 km (0.079 R)
• M11: 14,177,390 km (0.08 R)
• M12: 14,761,719 km (0.113 R)
• M13: 17,371,454 km (0.078 R)
• M14: 19,372,326 km (0.114 R)
• M15: 20,214,263 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.2

Radius: 10.4

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.56 AU - 6.28 AU

Year: 5288 Days

Day: 11.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,212,067 km

• M1: 129,402 km (0.109 R)
• M2: 487,390 km (0.12 R)
• M3: 1,006,345 km (0.111 R)
• M4: 1,541,456 km (0.112 R)
• M5: 2,081,206 km (0.079 R)
• M6: 2,759,632 km (0.041 R)
• M7: 3,204,686 km (0.107 R)
• M8: 3,777,645 km (0.079 R)
• M9: 4,576,947 km (0.07 R)
• M10: 5,228,595 km (0.102 R)
• M11: 5,913,604 km (0.049 R)
• M12: 7,207,625 km (0.092 R)
• M13: 9,680,478 km (0.082 R)
• M14: 11,255,893 km (0.11 R)
• M15: 11,729,520 km (0.079 R)
• M16: 14,602,099 km (0.036 R)
• M17: 14,959,338 km (0.106 R)
• M18: 17,625,023 km (0.081 R)
• M19: 18,798,768 km (0.043 R)
• M20: 20,401,709 km (0.103 R)
• M21: 20,784,231 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.6

Radius: 10.6

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.6 AU - 9.42 AU

Year: 9928 Days

Day: 5.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,212,067 km

• M1: 132,245 km (0.11 R)
• M2: 786,586 km (0.031 R)
• M3: 1,265,448 km (0.065 R)
• M4: 2,194,451 km (0.098 R)
• M5: 2,548,849 km (0.086 R)
• M6: 4,396,083 km (0.073 R)
• M7: 4,964,555 km (0.103 R)
• M8: 5,829,530 km (0.103 R)
• M9: 7,220,042 km (0.06 R)
• M10: 8,945,953 km (0.11 R)
• M11: 10,883,245 km (0.101 R)
• M12: 12,443,401 km (0.11 R)
• M13: 13,249,584 km (0.12 R)
• M14: 26,949,757 km (0.087 R)
• M15: 28,389,338 km (0.065 R)
• M16: 35,188,411 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 458

Radius: 3

Gravity: 50.89 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 11.9 AU - 15.84 AU

Year: 18962 Days

Day: 21.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,212,067 km

• M1: 37,399 km (0.04 R)
• M2: 134,937 km (0.07 R)
• M3: 320,439 km (0.051 R)
• M4: 430,543 km (0.114 R)
• M5: 606,470 km (0.064 R)
• M6: 1,554,322 km (0.103 R)
• M7: 1,701,676 km (0.072 R)
• M8: 2,281,218 km (0.106 R)
• M9: 2,626,939 km (0.116 R)
• M10: 4,657,281 km (0.073 R)
• M11: 7,090,191 km (0.11 R)
• M12: 7,915,672 km (0.036 R)
• M13: 14,603,744 km (0.106 R)
• M14: 14,819,763 km (0.074 R)
• M15: 15,704,934 km (0.104 R)
• M16: 16,160,609 km (0.118 R)
• M17: 17,742,756 km (0.104 R)
• M18: 26,042,446 km (0.062 R)
• M19: 27,111,024 km (0.114 R)
• M20: 29,107,557 km (0.12 R)
• M21: 34,142,423 km (0.098 R)
• M22: 39,587,935 km (0.108 R)
• M23: 40,007,707 km (0.115 R)
• M24: 41,860,925 km (0.049 R)
• M25: 44,520,326 km (0.112 R)
• M26: 45,431,228 km (0.073 R)
• M27: 50,172,583 km (0.115 R)
• M28: 62,306,017 km (0.102 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: 255 - 20,098 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit