🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.52 AU - 0.72 AU

Year: 188 Days

Day: 27.7 Hours

Environment

Temp: 149 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,499,880 km

• M1: 34,258 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.55 AU - 0.81 AU

Year: 216 Days

Day: 20.3 Hours

Environment

Temp: 149 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.93 AU - 1.29 AU

Year: 450 Days

Day: 42.3 Hours

Environment

Temp: 3 °C

Axial Tilt: 18.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.84 AU - 2.18 AU

Year: 1097 Days

Day: 14.5 Hours

Environment

Temp: -77 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.2

Radius: 9.5

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.91 AU - 6.75 AU

Year: 6132 Days

Day: 6.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 88,499,880 km

• M1: 118,332 km (0.052 R)
• M2: 668,553 km (0.071 R)
• M3: 1,116,299 km (0.089 R)
• M4: 1,666,071 km (0.113 R)
• M5: 2,615,120 km (0.049 R)
• M6: 2,976,100 km (0.113 R)
• M7: 3,537,690 km (0.07 R)
• M8: 4,225,841 km (0.099 R)
• M9: 5,153,048 km (0.11 R)
• M10: 6,086,240 km (0.118 R)
• M11: 6,883,746 km (0.109 R)
• M12: 7,720,447 km (0.114 R)
• M13: 11,601,913 km (0.057 R)
• M14: 12,026,771 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.8

Radius: 12

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.6 AU - 9.5 AU

Year: 10482 Days

Day: 6.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,499,880 km

• M1: 149,299 km (0.039 R)
• M2: 550,071 km (0.041 R)
• M3: 1,174,942 km (0.041 R)
• M4: 1,609,823 km (0.095 R)
• M5: 2,010,446 km (0.098 R)
• M6: 2,458,491 km (0.109 R)
• M7: 4,865,820 km (0.109 R)
• M8: 5,505,202 km (0.079 R)
• M9: 8,496,112 km (0.058 R)
• M10: 9,074,906 km (0.108 R)
• M11: 11,367,643 km (0.058 R)
• M12: 11,951,823 km (0.077 R)
• M13: 12,679,168 km (0.1 R)
• M14: 14,970,109 km (0.06 R)
• M15: 15,601,113 km (0.059 R)
• M16: 18,146,671 km (0.106 R)
• M17: 20,441,651 km (0.095 R)
• M18: 21,482,105 km (0.068 R)
• M19: 22,015,421 km (0.079 R)
• M20: 22,923,929 km (0.118 R)
• M21: 23,951,816 km (0.109 R)
• M22: 28,800,133 km (0.058 R)
• M23: 32,489,067 km (0.105 R)
• M24: 38,923,272 km (0.075 R)
• M25: 40,926,088 km (0.086 R)
• M26: 42,022,042 km (0.034 R)
• M27: 43,278,066 km (0.06 R)
• M28: 43,702,325 km (0.068 R)
• M29: 55,731,490 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453

Radius: 14.4

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 7.7 AU - 11.48 AU

Year: 11434 Days

Day: 10 Hours

Environment

Temp: -185 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,499,880 km

• M1: 182,061 km (0.073 R)
• M2: 864,526 km (0.103 R)
• M3: 1,669,512 km (0.072 R)
• M4: 2,336,719 km (0.094 R)
• M5: 3,200,646 km (0.087 R)
• M6: 4,133,389 km (0.086 R)
• M7: 6,950,616 km (0.082 R)
• M8: 9,857,004 km (0.074 R)
• M9: 11,825,263 km (0.12 R)
• M10: 12,785,831 km (0.094 R)
• M11: 13,315,108 km (0.1 R)
• M12: 14,862,698 km (0.039 R)
• M13: 15,780,182 km (0.12 R)
• M14: 19,676,458 km (0.117 R)
• M15: 20,944,151 km (0.11 R)
• M16: 22,013,775 km (0.109 R)
• M17: 28,112,133 km (0.063 R)
• M18: 32,678,308 km (0.089 R)
• M19: 36,411,673 km (0.093 R)
• M20: 41,563,076 km (0.117 R)
• M21: 43,647,124 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.6

Radius: 5.4

Gravity: 31.02 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 9.83 AU - 13.67 AU

Year: 15507 Days

Day: 16.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,499,880 km

• M1: 69,264 km (0.073 R)
• M2: 350,059 km (0.085 R)
• M3: 691,441 km (0.074 R)
• M4: 1,483,562 km (0.101 R)
• M5: 1,929,813 km (0.115 R)
• M6: 3,868,751 km (0.101 R)
• M7: 4,538,201 km (0.063 R)
• M8: 7,053,240 km (0.068 R)
• M9: 9,459,073 km (0.077 R)
• M10: 9,907,119 km (0.108 R)
• M11: 11,336,377 km (0.119 R)
• M12: 18,004,553 km (0.112 R)
• M13: 18,779,320 km (0.099 R)
• M14: 19,665,986 km (0.1 R)
• M15: 19,937,357 km (0.102 R)
• M16: 26,120,536 km (0.099 R)
• M17: 27,224,419 km (0.069 R)
• M18: 28,244,078 km (0.105 R)
• M19: 29,880,529 km (0.052 R)
• M20: 39,018,416 km (0.075 R)
• M21: 56,683,381 km (0.114 R)
• M22: 57,601,463 km (0.045 R)
• M23: 62,731,025 km (0.11 R)
• M24: 64,506,303 km (0.066 R)
• M25: 66,112,086 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.8

Radius: 7.4

Gravity: 15.74 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 13.17 AU - 16.83 AU

Year: 22367 Days

Day: 18.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,499,880 km

• M1: 92,003 km (0.111 R)
• M2: 324,328 km (0.115 R)
• M3: 708,047 km (0.069 R)
• M4: 1,072,467 km (0.03 R)
• M5: 1,473,389 km (0.118 R)
• M6: 2,527,157 km (0.114 R)
• M7: 3,536,194 km (0.104 R)
• M8: 4,014,010 km (0.096 R)
• M9: 4,981,609 km (0.047 R)
• M10: 6,595,321 km (0.078 R)
• M11: 8,202,002 km (0.084 R)
• M12: 10,493,094 km (0.119 R)
• M13: 12,097,531 km (0.099 R)
• M14: 12,451,330 km (0.083 R)
• M15: 13,554,165 km (0.104 R)
• M16: 16,122,312 km (0.081 R)
• M17: 17,520,454 km (0.108 R)
• M18: 20,556,243 km (0.04 R)
• M19: 21,469,389 km (0.118 R)
• M20: 22,198,080 km (0.113 R)
• M21: 22,621,891 km (0.117 R)
• M22: 26,801,057 km (0.066 R)
• M23: 36,648,038 km (0.111 R)
• M24: 39,672,009 km (0.061 R)
• M25: 40,296,131 km (0.118 R)
• M26: 42,207,693 km (0.068 R)
• M27: 44,849,591 km (0.092 R)
• M28: 45,356,878 km (0.111 R)
• M29: 46,728,391 km (0.034 R)
• M30: 53,433,068 km (0.106 R)
• M31: 53,812,598 km (0.084 R)
• M32: 57,708,725 km (0.079 R)
• M33: 79,045,271 km (0.039 R)
• M34: 84,838,448 km (0.073 R)
• M35: 86,134,265 km (0.111 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 13,656 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit