🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.59 AU - 0.69 AU

Year: 192 Days

Day: 39.3 Hours

Environment

Temp: 167 °C

Axial Tilt: 0 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.87 AU - 0.89 AU

Year: 309 Days

Day: 45.6 Hours

Environment

Temp: 44 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.17 AU - 2.35 AU

Year: 1273 Days

Day: 21.4 Hours

Environment

Temp: -78 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.49 AU - 3.09 AU

Year: 1746 Days

Day: 30.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.2

Radius: 8.9

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.12 AU - 5.62 AU

Year: 4663 Days

Day: 7.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,733,498 km

• M1: 110,852 km (0.109 R)
• M2: 619,634 km (0.077 R)
• M3: 1,233,734 km (0.074 R)
• M4: 1,927,419 km (0.1 R)
• M5: 2,536,881 km (0.091 R)
• M6: 3,468,127 km (0.107 R)
• M7: 4,205,346 km (0.074 R)
• M8: 4,836,649 km (0.06 R)
• M9: 6,472,202 km (0.081 R)
• M10: 7,552,149 km (0.113 R)
• M11: 8,409,943 km (0.071 R)
• M12: 8,786,033 km (0.107 R)
• M13: 9,133,997 km (0.067 R)
• M14: 12,068,659 km (0.086 R)
• M15: 13,492,382 km (0.11 R)
• M16: 13,800,404 km (0.107 R)
• M17: 14,483,916 km (0.03 R)
• M18: 15,024,862 km (0.104 R)
• M19: 18,747,904 km (0.032 R)
• M20: 20,314,643 km (0.113 R)
• M21: 24,763,384 km (0.102 R)
• M22: 26,008,637 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.3

Radius: 6.5

Gravity: 19.25 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 13.69 AU - 18.55 AU

Year: 24254 Days

Day: 24.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,733,498 km

• M1: 82,129 km (0.062 R)
• M2: 514,916 km (0.067 R)
• M3: 718,668 km (0.044 R)
• M4: 953,088 km (0.106 R)
• M5: 2,112,023 km (0.073 R)
• M6: 2,914,915 km (0.049 R)
• M7: 8,367,159 km (0.094 R)
• M8: 10,654,061 km (0.098 R)
• M9: 12,367,406 km (0.053 R)
• M10: 17,393,146 km (0.096 R)
• M11: 19,461,037 km (0.056 R)
• M12: 24,417,065 km (0.049 R)
• M13: 32,021,125 km (0.074 R)
• M14: 34,677,684 km (0.117 R)
• M15: 37,477,408 km (0.086 R)
• M16: 42,527,533 km (0.102 R)
• M17: 42,857,396 km (0.117 R)
• M18: 44,025,457 km (0.113 R)
• M19: 52,234,490 km (0.077 R)
• M20: 56,896,409 km (0.073 R)
• M21: 76,357,147 km (0.093 R)
• M22: 85,713,147 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 528.7

Radius: 4.8

Gravity: 22.95 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 15.57 AU - 17.63 AU

Year: 25345 Days

Day: 19.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,733,498 km

• M1: 59,690 km (0.03 R)
• M2: 269,725 km (0.074 R)
• M3: 941,270 km (0.113 R)
• M4: 1,106,127 km (0.084 R)
• M5: 2,422,887 km (0.063 R)
• M6: 2,786,410 km (0.091 R)
• M7: 3,326,757 km (0.079 R)
• M8: 3,682,950 km (0.091 R)
• M9: 4,129,948 km (0.082 R)
• M10: 5,688,758 km (0.093 R)
• M11: 5,939,484 km (0.073 R)
• M12: 7,753,059 km (0.042 R)
• M13: 8,923,812 km (0.112 R)
• M14: 9,319,798 km (0.056 R)
• M15: 11,215,652 km (0.075 R)
• M16: 14,634,711 km (0.09 R)
• M17: 16,410,886 km (0.103 R)
• M18: 19,999,590 km (0.075 R)
• M19: 20,191,673 km (0.061 R)
• M20: 22,282,902 km (0.031 R)
• M21: 27,596,319 km (0.111 R)
• M22: 28,435,563 km (0.065 R)
• M23: 29,539,446 km (0.077 R)
• M24: 39,719,431 km (0.085 R)
• M25: 40,788,607 km (0.079 R)
• M26: 41,720,004 km (0.109 R)
• M27: 42,824,634 km (0.064 R)
• M28: 45,422,252 km (0.105 R)
• M29: 47,951,204 km (0.101 R)
• M30: 53,472,113 km (0.108 R)
• M31: 53,842,069 km (0.114 R)
• M32: 54,774,812 km (0.084 R)
• M33: 73,682,786 km (0.06 R)
• M34: 77,402,088 km (0.06 R)
• M35: 79,788,922 km (0.057 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 13,757 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit