🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.56 AU - 0.7 AU

Year: 186 Days

Day: 21.7 Hours

Environment

Temp: 117 °C

Axial Tilt: 44.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,625,256 km

• M1: 12,716 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.7 AU - 0.84 AU

Year: 252 Days

Day: 37.8 Hours

Environment

Temp: 157 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.68 AU - 0.94 AU

Year: 272 Days

Day: 13 Hours

Environment

Temp: 114 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.91 AU - 1.91 AU

Year: 984 Days

Day: 24.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.82 AU - 3.86 AU

Year: 2805 Days

Day: 47.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,625,256 km

• M1: 50,564 km (0.085 R)

Asteroid Belt

Center: 6.8 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.8

Radius: 12.8

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 9.23 AU - 10.29 AU

Year: 11367 Days

Day: 9.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,625,256 km

• M1: 159,172 km (0.11 R)
• M2: 695,481 km (0.119 R)
• M3: 1,691,802 km (0.075 R)
• M4: 2,336,420 km (0.111 R)
• M5: 3,188,828 km (0.09 R)
• M6: 4,006,231 km (0.12 R)
• M7: 4,449,789 km (0.11 R)
• M8: 5,194,038 km (0.113 R)
• M9: 6,889,431 km (0.107 R)
• M10: 8,349,207 km (0.081 R)
• M11: 10,220,975 km (0.117 R)
• M12: 10,771,645 km (0.118 R)
• M13: 14,162,580 km (0.111 R)
• M14: 15,555,037 km (0.087 R)
• M15: 20,108,347 km (0.073 R)
• M16: 24,983,892 km (0.111 R)
• M17: 26,598,053 km (0.119 R)
• M18: 27,116,409 km (0.088 R)
• M19: 28,280,729 km (0.036 R)
• M20: 30,257,217 km (0.037 R)
• M21: 32,677,860 km (0.099 R)
• M22: 34,853,162 km (0.09 R)
• M23: 38,558,253 km (0.034 R)
• M24: 39,624,736 km (0.069 R)
• M25: 47,345,033 km (0.066 R)
• M26: 49,342,763 km (0.082 R)
• M27: 53,506,072 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.7

Radius: 13.2

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 10.45 AU - 11.75 AU

Year: 13786 Days

Day: 9 Hours

Environment

Temp: -187 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,625,256 km

• M1: 164,109 km (0.096 R)
• M2: 743,501 km (0.06 R)
• M3: 1,243,458 km (0.091 R)
• M4: 1,871,170 km (0.089 R)
• M5: 2,509,504 km (0.117 R)
• M6: 3,888,497 km (0.084 R)
• M7: 5,452,094 km (0.072 R)
• M8: 6,261,120 km (0.093 R)
• M9: 6,832,434 km (0.109 R)
• M10: 7,474,957 km (0.084 R)
• M11: 10,228,006 km (0.086 R)
• M12: 13,378,238 km (0.109 R)
• M13: 14,157,494 km (0.051 R)
• M14: 16,741,348 km (0.114 R)
• M15: 19,484,225 km (0.071 R)
• M16: 20,558,637 km (0.117 R)
• M17: 24,590,599 km (0.056 R)
• M18: 25,087,264 km (0.05 R)
• M19: 28,572,445 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650

Radius: 9.3

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 11.93 AU - 11.95 AU

Year: 15380 Days

Day: 13.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,625,256 km

• M1: 115,789 km (0.066 R)
• M2: 423,362 km (0.065 R)
• M3: 773,571 km (0.098 R)
• M4: 1,130,062 km (0.059 R)
• M5: 1,476,082 km (0.113 R)
• M6: 3,062,867 km (0.092 R)
• M7: 3,419,209 km (0.036 R)
• M8: 4,065,023 km (0.082 R)
• M9: 4,690,791 km (0.119 R)
• M10: 8,873,248 km (0.065 R)
• M11: 9,547,934 km (0.117 R)
• M12: 10,481,276 km (0.069 R)
• M13: 11,655,918 km (0.097 R)
• M14: 12,275,104 km (0.062 R)
• M15: 12,786,130 km (0.092 R)
• M16: 18,704,820 km (0.067 R)
• M17: 20,784,380 km (0.106 R)
• M18: 21,510,678 km (0.106 R)
• M19: 21,973,085 km (0.11 R)
• M20: 22,917,795 km (0.087 R)
• M21: 23,790,998 km (0.097 R)
• M22: 26,018,660 km (0.065 R)
• M23: 26,438,132 km (0.083 R)
• M24: 29,615,442 km (0.114 R)
• M25: 32,069,296 km (0.111 R)
• M26: 39,269,890 km (0.085 R)
• M27: 43,243,957 km (0.099 R)
• M28: 48,420,343 km (0.056 R)
• M29: 49,214,708 km (0.086 R)
• M30: 49,534,997 km (0.101 R)
• M31: 53,655,819 km (0.086 R)
• M32: 57,643,650 km (0.093 R)
• M33: 58,895,485 km (0.077 R)
• M34: 59,800,702 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301.6

Radius: 6.4

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 14.56 AU - 19.66 AU

Year: 26383 Days

Day: 16.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,625,256 km

• M1: 80,184 km (0.106 R)
• M2: 282,890 km (0.049 R)
• M3: 512,822 km (0.086 R)
• M4: 1,029,084 km (0.114 R)
• M5: 2,111,574 km (0.112 R)
• M6: 3,112,832 km (0.088 R)
• M7: 5,343,337 km (0.115 R)
• M8: 7,675,119 km (0.078 R)
• M9: 8,013,659 km (0.104 R)
• M10: 9,143,123 km (0.119 R)
• M11: 14,218,081 km (0.088 R)
• M12: 14,435,596 km (0.118 R)
• M13: 20,531,560 km (0.087 R)
• M14: 21,090,158 km (0.095 R)
• M15: 21,850,714 km (0.07 R)
• M16: 26,363,184 km (0.077 R)
• M17: 28,490,316 km (0.076 R)
• M18: 29,419,169 km (0.1 R)
• M19: 31,337,313 km (0.118 R)
• M20: 32,703,291 km (0.084 R)
• M21: 39,272,732 km (0.094 R)
• M22: 43,700,231 km (0.067 R)
• M23: 44,469,014 km (0.062 R)
• M24: 53,007,163 km (0.08 R)
• M25: 67,969,493 km (0.095 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 10,884 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit