🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.68 AU - 0.82 AU

Year: 240 Days

Day: 42.1 Hours

Environment

Temp: 109 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,032,479 km

• M1: 173,982 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.05 AU - 1.67 AU

Year: 585 Days

Day: 25.9 Hours

Environment

Temp: -20 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.06 AU - 2.3 AU

Year: 1188 Days

Day: 42.5 Hours

Environment

Temp: -71 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.71 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.6

Radius: 11.3

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.45 AU - 6.01 AU

Year: 4413 Days

Day: 10.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 92,032,479 km

• M1: 140,772 km (0.11 R)
• M2: 1,023,997 km (0.117 R)
• M3: 1,923,081 km (0.084 R)
• M4: 2,600,759 km (0.106 R)
• M5: 3,395,124 km (0.081 R)
• M6: 3,969,280 km (0.09 R)
• M7: 6,061,556 km (0.044 R)
• M8: 6,850,086 km (0.115 R)
• M9: 7,801,379 km (0.086 R)
• M10: 8,258,999 km (0.042 R)
• M11: 13,545,339 km (0.032 R)
• M12: 15,545,762 km (0.11 R)
• M13: 17,238,312 km (0.099 R)
• M14: 17,791,675 km (0.048 R)
• M15: 19,285,709 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.1

Radius: 10.6

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 6.28 AU - 10.22 AU

Year: 8743 Days

Day: 12.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,032,479 km

• M1: 132,544 km (0.113 R)
• M2: 467,793 km (0.079 R)
• M3: 919,728 km (0.119 R)
• M4: 2,082,103 km (0.111 R)
• M5: 2,611,380 km (0.084 R)
• M6: 3,165,042 km (0.101 R)
• M7: 4,217,762 km (0.109 R)
• M8: 7,833,842 km (0.06 R)
• M9: 8,858,588 km (0.117 R)
• M10: 11,628,542 km (0.096 R)
• M11: 13,634,051 km (0.073 R)
• M12: 21,715,777 km (0.065 R)
• M13: 22,989,902 km (0.083 R)
• M14: 26,570,527 km (0.089 R)
• M15: 28,493,158 km (0.059 R)
• M16: 33,336,838 km (0.096 R)
• M17: 35,898,253 km (0.103 R)
• M18: 36,669,430 km (0.031 R)
• M19: 37,903,313 km (0.027 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.5

Radius: 14.1

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 9.91 AU - 13.31 AU

Year: 14596 Days

Day: 8.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 92,032,479 km

• M1: 175,329 km (0.083 R)
• M2: 855,999 km (0.083 R)
• M3: 1,688,362 km (0.118 R)
• M4: 3,256,446 km (0.108 R)
• M5: 9,825,887 km (0.106 R)
• M6: 10,574,325 km (0.084 R)
• M7: 13,903,177 km (0.083 R)
• M8: 19,055,627 km (0.118 R)
• M9: 19,697,103 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.8

Radius: 8.4

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 9.27 AU - 14.83 AU

Year: 15433 Days

Day: 11.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 92,032,479 km

• M1: 104,419 km (0.084 R)
• M2: 515,065 km (0.087 R)
• M3: 827,575 km (0.091 R)
• M4: 1,482,515 km (0.115 R)
• M5: 2,218,387 km (0.109 R)
• M6: 2,578,170 km (0.034 R)
• M7: 3,694,020 km (0.062 R)
• M8: 3,957,312 km (0.064 R)
• M9: 4,359,880 km (0.066 R)
• M10: 4,789,525 km (0.058 R)
• M11: 6,087,736 km (0.081 R)
• M12: 8,783,489 km (0.086 R)
• M13: 9,687,958 km (0.062 R)
• M14: 10,191,355 km (0.118 R)
• M15: 11,995,804 km (0.071 R)
• M16: 15,161,295 km (0.112 R)
• M17: 18,587,087 km (0.098 R)
• M18: 19,983,583 km (0.086 R)
• M19: 20,434,022 km (0.112 R)
• M20: 21,636,938 km (0.069 R)
• M21: 22,593,766 km (0.112 R)
• M22: 23,478,787 km (0.1 R)
• M23: 25,317,944 km (0.09 R)
• M24: 26,704,566 km (0.07 R)
• M25: 27,141,242 km (0.047 R)
• M26: 27,471,854 km (0.082 R)
• M27: 30,214,132 km (0.096 R)
• M28: 32,140,654 km (0.088 R)
• M29: 32,759,091 km (0.077 R)
• M30: 33,385,458 km (0.094 R)
• M31: 36,103,651 km (0.099 R)
• M32: 37,858,284 km (0.1 R)
• M33: 39,952,655 km (0.092 R)
• M34: 44,983,631 km (0.113 R)
• M35: 46,225,892 km (0.063 R)
• M36: 55,215,676 km (0.063 R)
• M37: 55,924,471 km (0.047 R)
• M38: 64,909,619 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559.8

Radius: 6.8

Gravity: 12.11 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 17.08 AU - 19.98 AU

Year: 29430 Days

Day: 17.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 92,032,479 km

• M1: 84,523 km (0.109 R)
• M2: 594,502 km (0.103 R)
• M3: 1,387,670 km (0.072 R)
• M4: 1,757,177 km (0.104 R)
• M5: 2,146,580 km (0.034 R)
• M6: 5,708,356 km (0.092 R)
• M7: 10,253,288 km (0.075 R)
• M8: 18,117,649 km (0.095 R)
• M9: 22,966,564 km (0.089 R)
• M10: 26,399,237 km (0.084 R)
• M11: 29,123,713 km (0.112 R)
• M12: 30,028,332 km (0.035 R)
• M13: 30,951,650 km (0.072 R)
• M14: 32,578,377 km (0.11 R)
• M15: 34,834,762 km (0.117 R)
• M16: 35,853,822 km (0.107 R)
• M17: 46,809,772 km (0.082 R)
• M18: 49,859,923 km (0.111 R)
• M19: 53,231,410 km (0.093 R)
• M20: 56,353,069 km (0.096 R)
• M21: 60,423,926 km (0.076 R)
• M22: 67,338,340 km (0.118 R)
• M23: 82,199,243 km (0.051 R)
• M24: 82,969,073 km (0.075 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 18,705 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit