🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.72 AU - 0.84 AU

Year: 253 Days

Day: 17.7 Hours

Environment

Temp: 164 °C

Axial Tilt: 49.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 94,478,292 km

• M1: 125,961 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.63 AU - 0.95 AU

Year: 258 Days

Day: 21.2 Hours

Environment

Temp: 186 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.16 AU - 1.4 AU

Year: 532 Days

Day: 14.5 Hours

Environment

Temp: -11 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.29 AU - 2.15 AU

Year: 828 Days

Day: 45.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,478,292 km

• M1: 840,142 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.79 AU - 2.35 AU

Year: 1093 Days

Day: 38.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.99 AU - 2.73 AU

Year: 1331 Days

Day: 26.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.5

Radius: 8.2

Gravity: 12.26 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.01 AU - 7.13 AU

Year: 6182 Days

Day: 11.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 94,478,292 km

• M1: 102,026 km (0.049 R)
• M2: 433,983 km (0.072 R)
• M3: 713,881 km (0.116 R)
• M4: 1,059,003 km (0.109 R)
• M5: 1,368,671 km (0.042 R)
• M6: 1,684,023 km (0.07 R)
• M7: 2,240,677 km (0.074 R)
• M8: 2,535,086 km (0.111 R)
• M9: 2,894,719 km (0.074 R)
• M10: 3,623,709 km (0.108 R)
• M11: 5,171,449 km (0.102 R)
• M12: 7,641,758 km (0.112 R)
• M13: 7,913,877 km (0.112 R)
• M14: 8,273,061 km (0.073 R)
• M15: 9,240,810 km (0.105 R)
• M16: 11,002,325 km (0.095 R)
• M17: 11,450,221 km (0.057 R)
• M18: 11,755,550 km (0.054 R)
• M19: 15,236,992 km (0.057 R)
• M20: 15,731,114 km (0.064 R)
• M21: 19,639,059 km (0.089 R)
• M22: 21,661,323 km (0.051 R)
• M23: 23,735,946 km (0.116 R)
• M24: 24,400,161 km (0.109 R)
• M25: 25,247,633 km (0.104 R)
• M26: 25,852,457 km (0.115 R)
• M27: 29,973,878 km (0.083 R)
• M28: 30,554,468 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.2

Radius: 6

Gravity: 9.73 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 11.82 AU - 14.24 AU

Year: 17266 Days

Day: 19.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 94,478,292 km

• M1: 74,949 km (0.117 R)
• M2: 693,835 km (0.04 R)
• M3: 1,171,052 km (0.105 R)
• M4: 1,763,759 km (0.112 R)
• M5: 2,396,259 km (0.12 R)
• M6: 3,707,035 km (0.094 R)
• M7: 5,471,542 km (0.102 R)
• M8: 8,275,754 km (0.079 R)
• M9: 11,445,883 km (0.112 R)
• M10: 12,212,871 km (0.07 R)
• M11: 18,727,409 km (0.104 R)
• M12: 25,028,023 km (0.069 R)
• M13: 27,234,592 km (0.085 R)
• M14: 34,626,222 km (0.116 R)
• M15: 37,232,068 km (0.075 R)
• M16: 49,577,333 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.2

Radius: 7.5

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 11.59 AU - 17.95 AU

Year: 20837 Days

Day: 18.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 94,478,292 km

• M1: 93,199 km (0.027 R)
• M2: 655,687 km (0.052 R)
• M3: 1,171,651 km (0.035 R)
• M4: 1,654,253 km (0.069 R)
• M5: 1,933,552 km (0.106 R)
• M6: 2,731,807 km (0.102 R)
• M7: 3,970,028 km (0.106 R)
• M8: 5,444,465 km (0.084 R)
• M9: 7,051,296 km (0.086 R)
• M10: 8,447,642 km (0.108 R)
• M11: 8,951,488 km (0.116 R)
• M12: 10,688,768 km (0.082 R)
• M13: 12,522,090 km (0.046 R)
• M14: 13,116,741 km (0.112 R)
• M15: 15,079,765 km (0.112 R)
• M16: 16,586,514 km (0.116 R)
• M17: 18,876,259 km (0.097 R)
• M18: 19,976,252 km (0.101 R)
• M19: 20,705,542 km (0.1 R)
• M20: 20,952,528 km (0.067 R)
• M21: 21,201,459 km (0.107 R)
• M22: 21,452,484 km (0.04 R)
• M23: 23,353,873 km (0.091 R)
• M24: 25,364,768 km (0.117 R)
• M25: 27,389,425 km (0.106 R)
• M26: 30,042,394 km (0.111 R)
• M27: 37,414,727 km (0.093 R)
• M28: 38,027,180 km (0.067 R)
• M29: 40,801,772 km (0.026 R)
• M30: 44,798,728 km (0.037 R)
• M31: 46,468,091 km (0.073 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.6

Radius: 4.5

Gravity: 39.68 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 14.89 AU - 18.95 AU

Year: 25549 Days

Day: 20 Hours

Environment

Temp: -189 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 94,478,292 km

• M1: 66,421 km (0.113 R)
• M2: 315,053 km (0.053 R)
• M3: 625,170 km (0.096 R)
• M4: 788,979 km (0.096 R)
• M5: 1,793,379 km (0.048 R)
• M6: 1,998,328 km (0.101 R)
• M7: 2,311,437 km (0.102 R)
• M8: 3,208,426 km (0.086 R)
• M9: 3,799,936 km (0.04 R)
• M10: 4,995,522 km (0.051 R)
• M11: 5,402,428 km (0.115 R)
• M12: 7,355,578 km (0.113 R)
• M13: 8,717,666 km (0.108 R)
• M14: 10,368,329 km (0.09 R)
• M15: 11,301,222 km (0.078 R)
• M16: 15,173,263 km (0.107 R)
• M17: 17,086,171 km (0.112 R)
• M18: 25,748,038 km (0.035 R)
• M19: 28,582,020 km (0.072 R)
• M20: 29,484,095 km (0.119 R)
• M21: 33,282,833 km (0.05 R)
• M22: 33,424,203 km (0.081 R)
• M23: 33,708,140 km (0.096 R)
• M24: 34,280,950 km (0.091 R)
• M25: 39,414,252 km (0.057 R)
• M26: 41,505,032 km (0.116 R)
• M27: 43,331,023 km (0.105 R)
• M28: 44,178,495 km (0.075 R)
• M29: 44,349,186 km (0.064 R)
• M30: 44,864,252 km (0.074 R)
• M31: 45,383,207 km (0.088 R)
• M32: 50,050,212 km (0.105 R)
• M33: 52,882,997 km (0.088 R)
• M34: 58,865,565 km (0.086 R)
• M35: 64,402,183 km (0.032 R)
• M36: 81,780,668 km (0.089 R)
• M37: 84,380,380 km (0.09 R)
• M38: 84,906,964 km (0.077 R)
• M39: 90,018,125 km (0.051 R)
• M40: 94,478,236 km (0.115 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: 478 - 17,992 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit