🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.7 AU - 0.8 AU

Year: 245 Days

Day: 22.2 Hours

Environment

Temp: 175 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.44 AU - 1.84 AU

Year: 791 Days

Day: 38.1 Hours

Environment

Temp: -52 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.37 AU - 5.19 AU

Year: 3336 Days

Day: 28.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,190,097 km

• M1: 2,276,580 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.8

Radius: 11.9

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.13 AU - 6.15 AU

Year: 4390 Days

Day: 9.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,190,097 km

• M1: 153,487 km (0.102 R)
• M2: 640,428 km (0.08 R)
• M3: 1,018,163 km (0.117 R)
• M4: 2,196,246 km (0.118 R)
• M5: 2,959,644 km (0.09 R)
• M6: 3,403,800 km (0.058 R)
• M7: 4,312,159 km (0.066 R)
• M8: 4,737,765 km (0.036 R)
• M9: 5,243,405 km (0.087 R)
• M10: 6,127,828 km (0.098 R)
• M11: 6,514,538 km (0.1 R)
• M12: 7,569,951 km (0.069 R)
• M13: 8,086,064 km (0.073 R)
• M14: 11,245,721 km (0.07 R)
• M15: 11,964,389 km (0.081 R)
• M16: 13,050,918 km (0.086 R)
• M17: 13,946,112 km (0.059 R)
• M18: 15,859,020 km (0.106 R)
• M19: 17,820,697 km (0.066 R)
• M20: 18,365,981 km (0.066 R)
• M21: 18,922,485 km (0.025 R)
• M22: 19,299,621 km (0.111 R)
• M23: 20,133,929 km (0.071 R)
• M24: 21,396,535 km (0.111 R)
• M25: 22,081,992 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.7

Radius: 10.9

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.71 AU - 11.27 AU

Year: 12799 Days

Day: 14.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,190,097 km

• M1: 135,536 km (0.098 R)
• M2: 809,474 km (0.087 R)
• M3: 1,561,951 km (0.052 R)
• M4: 2,131,919 km (0.084 R)
• M5: 2,632,025 km (0.051 R)
• M6: 3,921,858 km (0.114 R)
• M7: 4,472,528 km (0.08 R)
• M8: 6,587,841 km (0.111 R)
• M9: 8,924,859 km (0.092 R)
• M10: 10,078,259 km (0.105 R)
• M11: 10,638,952 km (0.115 R)
• M12: 11,006,514 km (0.104 R)
• M13: 13,212,484 km (0.11 R)
• M14: 14,902,491 km (0.051 R)
• M15: 18,405,325 km (0.11 R)
• M16: 27,971,361 km (0.12 R)
• M17: 28,370,937 km (0.106 R)
• M18: 29,283,783 km (0.056 R)
• M19: 35,760,174 km (0.07 R)
• M20: 37,911,392 km (0.063 R)
• M21: 41,686,344 km (0.084 R)
• M22: 43,397,295 km (0.096 R)
• M23: 44,202,580 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.4

Radius: 4.3

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 13.19 AU - 14.73 AU

Year: 19650 Days

Day: 23.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,190,097 km

• M1: 53,556 km (0.045 R)
• M2: 200,162 km (0.117 R)
• M3: 357,689 km (0.109 R)
• M4: 1,260,661 km (0.097 R)
• M5: 2,764,868 km (0.119 R)
• M6: 5,356,801 km (0.108 R)
• M7: 6,864,149 km (0.098 R)
• M8: 8,105,213 km (0.052 R)
• M9: 15,471,262 km (0.044 R)
• M10: 17,251,028 km (0.087 R)
• M11: 20,760,445 km (0.082 R)
• M12: 22,054,316 km (0.107 R)
• M13: 22,760,568 km (0.109 R)
• M14: 22,919,591 km (0.086 R)
• M15: 26,256,820 km (0.057 R)
• M16: 27,587,493 km (0.084 R)
• M17: 27,949,819 km (0.064 R)
• M18: 30,963,019 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.9

Radius: 5.9

Gravity: 18.41 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 13.85 AU - 18.11 AU

Year: 24065 Days

Day: 22.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,190,097 km

• M1: 73,453 km (0.107 R)
• M2: 319,391 km (0.067 R)
• M3: 841,338 km (0.037 R)
• M4: 1,295,368 km (0.082 R)
• M5: 1,674,449 km (0.099 R)
• M6: 8,640,474 km (0.086 R)
• M7: 9,909,213 km (0.106 R)
• M8: 11,832,743 km (0.073 R)
• M9: 13,245,246 km (0.096 R)
• M10: 17,261,500 km (0.071 R)
• M11: 19,639,657 km (0.113 R)
• M12: 21,509,631 km (0.069 R)
• M13: 21,713,233 km (0.106 R)
• M14: 22,855,563 km (0.098 R)
• M15: 26,289,731 km (0.053 R)
• M16: 26,873,911 km (0.115 R)
• M17: 35,560,162 km (0.108 R)
• M18: 39,837,763 km (0.088 R)
• M19: 62,629,149 km (0.071 R)
• M20: 67,733,278 km (0.085 R)
• M21: 69,939,398 km (0.115 R)
• M22: 72,420,928 km (0.087 R)
• M23: 78,277,834 km (0.074 R)
• M24: 79,243,338 km (0.114 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 16,818 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit