🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.6 AU - 0.82 AU

Year: 213 Days

Day: 25.9 Hours

Environment

Temp: 195 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.9 AU - 1.28 AU

Year: 406 Days

Day: 26.4 Hours

Environment

Temp: 45 °C

Axial Tilt: 17.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 82,925,236 km

• M1: 662,868 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.07 AU - 1.31 AU

Year: 463 Days

Day: 13.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 82,925,236 km

• M1: 585,526 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.33 AU - 1.79 AU

Year: 695 Days

Day: 22.1 Hours

Environment

Temp: -32 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.8

Radius: 12.8

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.9 AU - 6.96 AU

Year: 5147 Days

Day: 10.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,925,236 km

• M1: 159,172 km (0.063 R)
• M2: 696,976 km (0.117 R)
• M3: 1,139,936 km (0.117 R)
• M4: 1,802,505 km (0.096 R)
• M5: 3,144,547 km (0.115 R)
• M6: 5,647,918 km (0.114 R)
• M7: 6,208,162 km (0.074 R)
• M8: 7,337,626 km (0.114 R)
• M9: 8,299,091 km (0.077 R)
• M10: 9,302,594 km (0.038 R)
• M11: 10,085,888 km (0.084 R)
• M12: 10,515,683 km (0.086 R)
• M13: 12,751,274 km (0.061 R)
• M14: 13,770,334 km (0.103 R)
• M15: 16,378,573 km (0.096 R)
• M16: 17,768,038 km (0.026 R)
• M17: 18,587,386 km (0.092 R)
• M18: 20,098,624 km (0.113 R)
• M19: 23,966,476 km (0.041 R)
• M20: 24,656,123 km (0.112 R)
• M21: 26,236,175 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442

Radius: 13.7

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.9 AU - 7.04 AU

Year: 5199 Days

Day: 11.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,925,236 km

• M1: 170,392 km (0.111 R)
• M2: 780,003 km (0.098 R)
• M3: 1,432,848 km (0.108 R)
• M4: 2,915,662 km (0.118 R)
• M5: 3,763,134 km (0.048 R)
• M6: 4,222,699 km (0.1 R)
• M7: 5,889,818 km (0.103 R)
• M8: 6,729,959 km (0.117 R)
• M9: 7,821,276 km (0.081 R)
• M10: 8,686,550 km (0.077 R)
• M11: 10,954,154 km (0.045 R)
• M12: 13,390,954 km (0.069 R)
• M13: 14,523,560 km (0.09 R)
• M14: 15,277,084 km (0.062 R)
• M15: 16,113,037 km (0.031 R)
• M16: 16,571,255 km (0.086 R)
• M17: 17,998,269 km (0.036 R)
• M18: 19,441,440 km (0.11 R)
• M19: 20,825,370 km (0.077 R)
• M20: 23,276,232 km (0.101 R)
• M21: 25,602,628 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.9

Radius: 12.3

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.53 AU - 7.65 AU

Year: 6729 Days

Day: 14 Hours

Environment

Temp: -161 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,925,236 km

• M1: 153,039 km (0.092 R)
• M2: 846,425 km (0.098 R)
• M3: 1,661,434 km (0.076 R)
• M4: 2,906,986 km (0.109 R)
• M5: 3,400,808 km (0.099 R)
• M6: 4,260,248 km (0.045 R)
• M7: 5,107,571 km (0.031 R)
• M8: 6,030,440 km (0.097 R)
• M9: 6,443,479 km (0.091 R)
• M10: 8,000,195 km (0.062 R)
• M11: 8,542,637 km (0.059 R)
• M12: 9,425,115 km (0.111 R)
• M13: 10,174,002 km (0.111 R)
• M14: 10,962,233 km (0.112 R)
• M15: 12,274,804 km (0.066 R)
• M16: 13,748,344 km (0.118 R)
• M17: 14,224,663 km (0.05 R)
• M18: 15,463,782 km (0.101 R)
• M19: 16,044,222 km (0.072 R)
• M20: 19,315,628 km (0.113 R)
• M21: 19,913,571 km (0.114 R)
• M22: 21,068,167 km (0.115 R)
• M23: 24,192,369 km (0.075 R)
• M24: 26,135,795 km (0.119 R)
• M25: 28,372,433 km (0.106 R)
• M26: 39,549,937 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 825.5

Radius: 5.4

Gravity: 28.31 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 11.39 AU - 18.63 AU

Year: 20728 Days

Day: 16.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 82,925,236 km

• M1: 67,169 km (0.1 R)
• M2: 253,419 km (0.079 R)
• M3: 600,336 km (0.118 R)
• M4: 856,597 km (0.11 R)
• M5: 1,523,505 km (0.047 R)
• M6: 2,172,759 km (0.083 R)
• M7: 2,488,112 km (0.092 R)
• M8: 2,706,674 km (0.106 R)
• M9: 4,063,228 km (0.073 R)
• M10: 6,294,031 km (0.118 R)
• M11: 6,655,011 km (0.098 R)
• M12: 7,769,665 km (0.055 R)
• M13: 8,451,980 km (0.072 R)
• M14: 9,345,678 km (0.063 R)
• M15: 10,801,714 km (0.047 R)
• M16: 13,702,866 km (0.072 R)
• M17: 16,401,611 km (0.099 R)
• M18: 18,144,127 km (0.098 R)
• M19: 19,153,165 km (0.031 R)
• M20: 24,105,752 km (0.085 R)
• M21: 28,365,851 km (0.108 R)
• M22: 29,348,709 km (0.062 R)
• M23: 30,608,772 km (0.091 R)
• M24: 33,916,231 km (0.087 R)
• M25: 36,583,561 km (0.096 R)
• M26: 37,017,245 km (0.091 R)
• M27: 39,842,999 km (0.088 R)
• M28: 42,015,011 km (0.094 R)
• M29: 46,932,442 km (0.117 R)
• M30: 54,629,402 km (0.085 R)
• M31: 60,672,259 km (0.038 R)
• M32: 61,076,771 km (0.091 R)
• M33: 61,279,626 km (0.03 R)
• M34: 62,095,832 km (0.107 R)
• M35: 65,858,368 km (0.113 R)
• M36: 69,548,798 km (0.087 R)
• M37: 82,676,909 km (0.114 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 554 - 13,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit