🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.39 AU - 0.65 AU

Year: 131 Days

Day: 44.1 Hours

Environment

Temp: 255 °C

Axial Tilt: 4.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.53 AU - 0.55 AU

Year: 138 Days

Day: 21.1 Hours

Environment

Temp: 205 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.47 AU - 0.65 AU

Year: 146 Days

Day: 42.6 Hours

Environment

Temp: 276 °C

Axial Tilt: 43.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.7 AU - 0.76 AU

Year: 217 Days

Day: 15.1 Hours

Environment

Temp: 181 °C

Axial Tilt: 8.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,887,723 km

• M1: 482,453 km (0.078 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.62 AU - 0.86 AU

Year: 222 Days

Day: 41 Hours

Environment

Temp: 190 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.45 AU - 3.95 AU

Year: 1994 Days

Day: 43.5 Hours

Environment

Temp: -99 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.05 AU - 4.43 AU

Year: 3040 Days

Day: 47.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,887,723 km

• M1: 1,212,341 km (0.069 R)

Asteroid Belt

Center: 8.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.4

Radius: 9.8

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 9.68 AU - 14.3 AU

Year: 14458 Days

Day: 8.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 92,887,723 km

• M1: 121,922 km (0.096 R)
• M2: 436,227 km (0.074 R)
• M3: 834,008 km (0.11 R)
• M4: 1,358,049 km (0.12 R)
• M5: 2,015,083 km (0.109 R)
• M6: 2,503,221 km (0.075 R)
• M7: 3,547,414 km (0.086 R)
• M8: 6,899,903 km (0.104 R)
• M9: 7,915,074 km (0.103 R)
• M10: 8,358,033 km (0.038 R)
• M11: 9,026,885 km (0.055 R)
• M12: 10,413,059 km (0.117 R)
• M13: 11,005,467 km (0.079 R)
• M14: 11,371,682 km (0.068 R)
• M15: 13,326,029 km (0.083 R)
• M16: 14,600,603 km (0.118 R)
• M17: 15,267,659 km (0.071 R)
• M18: 17,473,181 km (0.072 R)
• M19: 20,335,587 km (0.093 R)
• M20: 26,751,390 km (0.107 R)
• M21: 28,543,573 km (0.056 R)
• M22: 31,379,799 km (0.083 R)
• M23: 32,740,541 km (0.116 R)
• M24: 33,244,836 km (0.057 R)
• M25: 40,861,761 km (0.088 R)
• M26: 45,854,291 km (0.046 R)
• M27: 46,485,893 km (0.09 R)
• M28: 47,927,867 km (0.079 R)
• M29: 56,306,395 km (0.078 R)
• M30: 59,989,494 km (0.095 R)
• M31: 62,661,163 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 642.9

Radius: 6.7

Gravity: 14.32 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 17.8 AU - 19.32 AU

Year: 27846 Days

Day: 18.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 92,887,723 km

• M1: 83,476 km (0.076 R)
• M2: 422,315 km (0.082 R)
• M3: 1,212,491 km (0.075 R)
• M4: 1,869,674 km (0.11 R)
• M5: 2,564,108 km (0.105 R)
• M6: 6,432,858 km (0.084 R)
• M7: 7,775,050 km (0.055 R)
• M8: 8,941,016 km (0.105 R)
• M9: 9,904,277 km (0.065 R)
• M10: 11,545,216 km (0.101 R)
• M11: 12,539,294 km (0.045 R)
• M12: 14,374,261 km (0.117 R)
• M13: 16,732,971 km (0.103 R)
• M14: 18,472,943 km (0.078 R)
• M15: 21,775,915 km (0.09 R)
• M16: 24,184,141 km (0.085 R)
• M17: 25,569,717 km (0.082 R)
• M18: 26,043,194 km (0.045 R)
• M19: 28,498,394 km (0.117 R)
• M20: 30,438,080 km (0.108 R)
• M21: 34,434,587 km (0.073 R)
• M22: 37,842,577 km (0.116 R)
• M23: 39,864,990 km (0.096 R)
• M24: 48,135,808 km (0.058 R)
• M25: 52,005,157 km (0.11 R)
• M26: 53,339,719 km (0.114 R)
• M27: 59,112,103 km (0.066 R)
• M28: 72,584,887 km (0.101 R)
• M29: 72,821,251 km (0.041 R)
• M30: 73,058,215 km (0.068 R)
• M31: 76,674,145 km (0.119 R)
• M32: 79,400,566 km (0.059 R)
• M33: 80,914,496 km (0.069 R)
• M34: 84,783,396 km (0.113 R)
• M35: 86,896,466 km (0.108 R)
• M36: 87,162,900 km (0.115 R)
• M37: 91,227,175 km (0.11 R)

Kuiper Belt

Range: 31.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 16,123 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit