🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.61 AU - 0.77 AU

Year: 213 Days

Day: 12.7 Hours

Environment

Temp: 193 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 102,827,585 km

• M1: 426,952 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2 AU - 2.22 AU

Year: 1137 Days

Day: 31.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.36 AU - 3 AU

Year: 1627 Days

Day: 40 Hours

Environment

Temp: -101 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.21 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.2

Radius: 10.5

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 8.95 AU - 14.53 AU

Year: 14918 Days

Day: 14.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 102,827,585 km

• M1: 131,347 km (0.103 R)
• M2: 519,404 km (0.052 R)
• M3: 927,656 km (0.08 R)
• M4: 1,662,332 km (0.073 R)
• M5: 2,424,084 km (0.102 R)
• M6: 5,244,453 km (0.108 R)
• M7: 5,973,892 km (0.078 R)
• M8: 7,315,186 km (0.115 R)
• M9: 9,210,442 km (0.056 R)
• M10: 10,538,272 km (0.057 R)
• M11: 28,357,024 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.4

Radius: 7.7

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 14.01 AU - 16.69 AU

Year: 22303 Days

Day: 20.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 102,827,585 km

• M1: 163,810 km (0.096 R)
• M2: 410,796 km (0.061 R)
• M3: 1,184,815 km (0.087 R)
• M4: 3,752,064 km (0.114 R)
• M5: 10,733,198 km (0.071 R)
• M6: 13,374,648 km (0.06 R)
• M7: 18,556,868 km (0.069 R)
• M8: 19,602,707 km (0.097 R)

Asteroid Belt

Center: 16.12 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.2

Radius: 4.3

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 15.18 AU - 18.58 AU

Year: 25720 Days

Day: 15.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 102,827,585 km

• M1: 58,044 km (0.053 R)
• M2: 859,889 km (0.075 R)
• M3: 1,078,750 km (0.047 R)
• M4: 1,403,976 km (0.08 R)
• M5: 1,757,925 km (0.071 R)
• M6: 1,929,513 km (0.099 R)
• M7: 2,490,954 km (0.086 R)
• M8: 4,921,920 km (0.045 R)
• M9: 6,464,872 km (0.082 R)
• M10: 6,750,155 km (0.074 R)
• M11: 7,215,255 km (0.114 R)
• M12: 7,701,298 km (0.081 R)
• M13: 8,021,887 km (0.096 R)
• M14: 10,243,714 km (0.04 R)
• M15: 12,218,556 km (0.032 R)
• M16: 17,132,098 km (0.12 R)
• M17: 18,559,112 km (0.066 R)
• M18: 19,301,416 km (0.12 R)
• M19: 27,631,475 km (0.088 R)
• M20: 28,058,427 km (0.073 R)
• M21: 33,410,141 km (0.091 R)
• M22: 39,269,291 km (0.092 R)
• M23: 51,024,393 km (0.042 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935

Radius: 7.5

Gravity: 16.62 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 15.01 AU - 19.77 AU

Year: 26894 Days

Day: 16.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 102,827,585 km

• M1: 106,065 km (0.115 R)
• M2: 1,660,237 km (0.056 R)
• M3: 1,898,995 km (0.108 R)
• M4: 2,703,982 km (0.111 R)
• M5: 3,921,110 km (0.095 R)
• M6: 4,311,859 km (0.071 R)
• M7: 7,330,445 km (0.104 R)
• M8: 8,375,835 km (0.095 R)
• M9: 9,024,791 km (0.115 R)
• M10: 9,643,378 km (0.11 R)
• M11: 12,254,010 km (0.113 R)
• M12: 14,207,759 km (0.109 R)
• M13: 14,789,993 km (0.115 R)
• M14: 15,215,599 km (0.087 R)
• M15: 16,270,264 km (0.058 R)
• M16: 25,174,928 km (0.075 R)
• M17: 25,904,218 km (0.085 R)
• M18: 27,277,676 km (0.071 R)
• M19: 28,830,801 km (0.069 R)
• M20: 29,628,905 km (0.118 R)
• M21: 35,786,204 km (0.039 R)
• M22: 37,331,101 km (0.053 R)
• M23: 39,405,276 km (0.1 R)
• M24: 44,131,521 km (0.085 R)
• M25: 44,482,777 km (0.099 R)
• M26: 47,361,339 km (0.072 R)
• M27: 52,693,307 km (0.117 R)
• M28: 55,707,853 km (0.09 R)
• M29: 58,623,366 km (0.103 R)
• M30: 63,185,054 km (0.118 R)
• M31: 64,983,221 km (0.083 R)
• M32: 66,124,204 km (0.05 R)
• M33: 72,273,873 km (0.092 R)
• M34: 76,494,478 km (0.097 R)
• M35: 76,747,747 km (0.069 R)
• M36: 81,666,674 km (0.079 R)
• M37: 94,146,428 km (0.096 R)
• M38: 101,294,214 km (0.118 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 11,742 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit