🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.82 AU - 1.02 AU

Year: 310 Days

Day: 43.6 Hours

Environment

Temp: 163 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.96 AU - 1.24 AU

Year: 405 Days

Day: 33.1 Hours

Environment

Temp: 32 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.86 AU - 1.88 AU

Year: 899 Days

Day: 32.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.69 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.7

Radius: 8.5

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.16 AU - 5.84 AU

Year: 4533 Days

Day: 5.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,897,333 km

• M1: 105,915 km (0.11 R)
• M2: 498,311 km (0.09 R)
• M3: 1,206,357 km (0.119 R)
• M4: 1,718,580 km (0.107 R)
• M5: 2,012,690 km (0.072 R)
• M6: 2,719,839 km (0.106 R)
• M7: 3,246,872 km (0.104 R)
• M8: 3,740,096 km (0.109 R)
• M9: 4,828,421 km (0.087 R)
• M10: 5,192,841 km (0.064 R)
• M11: 6,142,788 km (0.053 R)
• M12: 6,659,050 km (0.07 R)
• M13: 10,505,510 km (0.03 R)
• M14: 11,160,450 km (0.102 R)
• M15: 12,461,503 km (0.049 R)
• M16: 15,207,072 km (0.109 R)
• M17: 15,622,206 km (0.067 R)
• M18: 15,991,713 km (0.102 R)
• M19: 16,802,982 km (0.094 R)
• M20: 19,040,518 km (0.108 R)
• M21: 20,574,943 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973

Radius: 14.1

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 7.48 AU - 9.2 AU

Year: 8465 Days

Day: 6.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 144.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,897,333 km

• M1: 175,628 km (0.117 R)
• M2: 620,233 km (0.083 R)
• M3: 1,322,894 km (0.103 R)
• M4: 1,779,317 km (0.085 R)
• M5: 3,226,976 km (0.089 R)
• M6: 4,021,640 km (0.099 R)
• M7: 4,611,654 km (0.062 R)
• M8: 5,227,099 km (0.111 R)
• M9: 6,436,149 km (0.081 R)
• M10: 7,008,511 km (0.057 R)
• M11: 7,573,243 km (0.114 R)
• M12: 8,255,708 km (0.084 R)
• M13: 8,748,334 km (0.093 R)
• M14: 9,793,125 km (0.091 R)
• M15: 12,187,739 km (0.026 R)
• M16: 14,950,213 km (0.061 R)
• M17: 15,414,565 km (0.112 R)
• M18: 16,163,900 km (0.096 R)
• M19: 21,937,032 km (0.055 R)
• M20: 23,951,367 km (0.116 R)
• M21: 25,990,984 km (0.073 R)
• M22: 26,663,576 km (0.084 R)
• M23: 27,545,306 km (0.118 R)
• M24: 35,080,551 km (0.075 R)
• M25: 37,340,676 km (0.073 R)
• M26: 41,364,260 km (0.088 R)
• M27: 42,413,689 km (0.117 R)
• M28: 44,977,049 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.3

Radius: 5.8

Gravity: 9.91 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 17.57 AU - 21.91 AU

Year: 30825 Days

Day: 17.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,897,333 km

• M1: 72,106 km (0.052 R)
• M2: 291,117 km (0.051 R)
• M3: 522,097 km (0.117 R)
• M4: 1,120,787 km (0.094 R)
• M5: 1,303,745 km (0.115 R)
• M6: 1,607,728 km (0.025 R)
• M7: 2,078,812 km (0.054 R)
• M8: 2,448,768 km (0.116 R)
• M9: 5,064,038 km (0.105 R)
• M10: 5,857,056 km (0.099 R)
• M11: 6,914,414 km (0.113 R)
• M12: 7,197,602 km (0.073 R)
• M13: 7,390,584 km (0.077 R)
• M14: 11,550,601 km (0.113 R)
• M15: 12,016,748 km (0.079 R)
• M16: 12,634,438 km (0.097 R)
• M17: 13,933,097 km (0.08 R)
• M18: 17,304,434 km (0.115 R)
• M19: 18,002,907 km (0.072 R)
• M20: 18,539,066 km (0.118 R)
• M21: 20,020,683 km (0.118 R)
• M22: 22,904,182 km (0.09 R)
• M23: 23,745,820 km (0.087 R)
• M24: 26,394,300 km (0.088 R)
• M25: 29,601,978 km (0.1 R)
• M26: 32,139,158 km (0.119 R)
• M27: 41,844,918 km (0.112 R)
• M28: 42,784,841 km (0.053 R)
• M29: 48,378,007 km (0.112 R)
• M30: 50,462,803 km (0.066 R)
• M31: 52,425,826 km (0.114 R)
• M32: 52,606,839 km (0.107 R)
• M33: 62,195,016 km (0.079 R)
• M34: 66,335,286 km (0.115 R)
• M35: 73,109,676 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.2

Radius: 5.1

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 20.01 AU - 21.13 AU

Year: 32789 Days

Day: 15.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,897,333 km

• M1: 63,729 km (0.059 R)
• M2: 274,213 km (0.062 R)
• M3: 681,418 km (0.12 R)
• M4: 1,027,588 km (0.072 R)
• M5: 1,833,172 km (0.101 R)
• M6: 4,939,722 km (0.035 R)
• M7: 5,715,686 km (0.069 R)
• M8: 11,483,282 km (0.042 R)
• M9: 13,417,583 km (0.054 R)
• M10: 16,295,397 km (0.077 R)
• M11: 17,679,327 km (0.102 R)
• M12: 21,120,676 km (0.073 R)
• M13: 22,856,909 km (0.113 R)
• M14: 25,585,425 km (0.051 R)
• M15: 27,238,182 km (0.114 R)
• M16: 27,983,179 km (0.084 R)
• M17: 29,291,712 km (0.112 R)
• M18: 32,384,049 km (0.084 R)
• M19: 38,672,246 km (0.099 R)
• M20: 44,838,820 km (0.057 R)
• M21: 55,437,381 km (0.094 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 12,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit