🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.59 AU - 0.91 AU

Year: 237 Days

Day: 42.1 Hours

Environment

Temp: 174 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.11 AU - 1.67 AU

Year: 599 Days

Day: 29.2 Hours

Environment

Temp: -23 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.46 AU - 2.2 AU

Year: 904 Days

Day: 18.3 Hours

Environment

Temp: -53 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,785,337 km

• M1: 69,563 km (0.041 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.46 AU - 3.52 AU

Year: 1888 Days

Day: 35.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.9

Radius: 8.6

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.64 AU - 6.68 AU

Year: 4918 Days

Day: 8.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,785,337 km

• M1: 107,710 km (0.081 R)
• M2: 386,710 km (0.104 R)
• M3: 766,689 km (0.11 R)
• M4: 1,095,655 km (0.052 R)
• M5: 1,655,151 km (0.106 R)
• M6: 2,516,984 km (0.114 R)
• M7: 2,830,990 km (0.063 R)
• M8: 3,127,194 km (0.066 R)
• M9: 3,538,438 km (0.119 R)
• M10: 5,406,168 km (0.084 R)
• M11: 5,842,096 km (0.103 R)
• M12: 6,784,413 km (0.113 R)
• M13: 8,555,652 km (0.113 R)
• M14: 12,196,116 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502

Radius: 9.3

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 8.75 AU - 9.21 AU

Year: 9829 Days

Day: 12.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,785,337 km

• M1: 116,537 km (0.034 R)
• M2: 682,765 km (0.072 R)
• M3: 1,538,016 km (0.072 R)
• M4: 2,136,706 km (0.105 R)
• M5: 5,314,464 km (0.059 R)
• M6: 6,071,878 km (0.099 R)
• M7: 6,713,204 km (0.106 R)
• M8: 9,597,302 km (0.118 R)
• M9: 10,921,841 km (0.097 R)
• M10: 13,749,989 km (0.075 R)
• M11: 14,111,866 km (0.045 R)
• M12: 21,281,643 km (0.097 R)
• M13: 23,520,974 km (0.064 R)
• M14: 24,919,714 km (0.064 R)
• M15: 28,560,178 km (0.113 R)
• M16: 36,644,447 km (0.096 R)
• M17: 37,340,825 km (0.04 R)
• M18: 38,046,179 km (0.113 R)
• M19: 40,461,437 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.6

Radius: 6.6

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 14.25 AU - 22.23 AU

Year: 28453 Days

Day: 21.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,785,337 km

• M1: 82,129 km (0.063 R)
• M2: 328,966 km (0.053 R)
• M3: 542,891 km (0.108 R)
• M4: 791,522 km (0.101 R)
• M5: 1,169,706 km (0.073 R)
• M6: 2,036,625 km (0.071 R)
• M7: 2,749,459 km (0.102 R)
• M8: 3,499,992 km (0.073 R)
• M9: 3,986,185 km (0.093 R)
• M10: 4,516,360 km (0.103 R)
• M11: 5,595,708 km (0.111 R)
• M12: 6,346,690 km (0.116 R)
• M13: 6,837,520 km (0.101 R)
• M14: 7,894,728 km (0.109 R)
• M15: 8,304,926 km (0.077 R)
• M16: 9,167,956 km (0.115 R)
• M17: 10,328,985 km (0.117 R)
• M18: 12,454,023 km (0.076 R)
• M19: 14,396,551 km (0.089 R)
• M20: 15,718,248 km (0.093 R)
• M21: 16,950,037 km (0.077 R)
• M22: 18,871,023 km (0.104 R)
• M23: 20,451,525 km (0.097 R)
• M24: 22,830,131 km (0.045 R)
• M25: 25,608,313 km (0.036 R)
• M26: 29,084,668 km (0.099 R)
• M27: 34,461,964 km (0.069 R)
• M28: 39,717,187 km (0.114 R)
• M29: 40,767,963 km (0.103 R)
• M30: 42,925,164 km (0.077 R)
• M31: 45,808,962 km (0.065 R)
• M32: 47,465,609 km (0.117 R)
• M33: 48,139,248 km (0.037 R)
• M34: 58,059,831 km (0.112 R)
• M35: 61,580,617 km (0.065 R)
• M36: 66,283,077 km (0.064 R)
• M37: 69,908,731 km (0.114 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 19,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit