🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.7 AU - 0.8 AU

Year: 233 Days

Day: 38.7 Hours

Environment

Temp: 135 °C

Axial Tilt: 0 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,261,605 km

• M1: 46,525 km (0.069 R)
• M2: 274,512 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.87 AU - 1.11 AU

Year: 353 Days

Day: 40.4 Hours

Environment

Temp: 96 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,261,605 km

• M1: 40,840 km (0.089 R)
• M2: 191,485 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.93 AU - 1.49 AU

Year: 477 Days

Day: 33.5 Hours

Environment

Temp: 27 °C

Axial Tilt: 21.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.37 AU - 1.79 AU

Year: 711 Days

Day: 21.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,261,605 km

• M1: 23,786 km (0.065 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.53 AU - 1.75 AU

Year: 752 Days

Day: 30.9 Hours

Environment

Temp: -45 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.1 AU - 3.62 AU

Year: 2206 Days

Day: 27.9 Hours

Environment

Temp: -100 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.9 AU - 4.3 AU

Year: 2446 Days

Day: 42.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.2

Radius: 13.8

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.09 AU - 6.61 AU

Year: 4432 Days

Day: 9.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,261,605 km

• M1: 171,589 km (0.098 R)
• M2: 840,142 km (0.071 R)
• M3: 1,363,435 km (0.091 R)
• M4: 1,823,448 km (0.098 R)
• M5: 2,420,045 km (0.119 R)
• M6: 2,870,634 km (0.084 R)
• M7: 3,560,130 km (0.046 R)
• M8: 4,799,997 km (0.11 R)
• M9: 5,949,956 km (0.087 R)
• M10: 6,781,571 km (0.086 R)
• M11: 7,515,498 km (0.118 R)
• M12: 9,221,213 km (0.071 R)
• M13: 10,207,661 km (0.032 R)
• M14: 10,638,952 km (0.114 R)
• M15: 11,400,106 km (0.088 R)
• M16: 12,931,539 km (0.058 R)
• M17: 14,008,494 km (0.067 R)
• M18: 15,649,882 km (0.077 R)
• M19: 16,813,155 km (0.094 R)
• M20: 19,508,610 km (0.116 R)
• M21: 20,649,742 km (0.059 R)
• M22: 21,693,187 km (0.1 R)
• M23: 22,480,371 km (0.088 R)
• M24: 23,360,904 km (0.116 R)
• M25: 23,885,095 km (0.067 R)
• M26: 26,624,831 km (0.101 R)
• M27: 27,444,477 km (0.114 R)
• M28: 28,281,029 km (0.051 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.8

Radius: 4.6

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 18.43 AU - 21.33 AU

Year: 31747 Days

Day: 20.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,261,605 km

• M1: 60,886 km (0.088 R)
• M2: 222,602 km (0.085 R)
• M3: 455,675 km (0.094 R)
• M4: 864,227 km (0.091 R)
• M5: 1,211,294 km (0.057 R)
• M6: 1,470,098 km (0.114 R)
• M7: 1,629,420 km (0.07 R)
• M8: 2,652,221 km (0.103 R)
• M9: 3,832,847 km (0.102 R)
• M10: 4,013,112 km (0.082 R)
• M11: 4,199,063 km (0.085 R)
• M12: 4,655,187 km (0.088 R)
• M13: 5,289,332 km (0.064 R)
• M14: 8,508,229 km (0.091 R)
• M15: 12,114,136 km (0.085 R)
• M16: 14,356,758 km (0.067 R)
• M17: 18,513,185 km (0.118 R)
• M18: 25,561,489 km (0.084 R)
• M19: 27,511,497 km (0.054 R)
• M20: 28,070,245 km (0.103 R)
• M21: 31,582,654 km (0.052 R)
• M22: 31,826,648 km (0.068 R)
• M23: 34,465,853 km (0.092 R)
• M24: 35,904,835 km (0.042 R)
• M25: 36,706,381 km (0.069 R)
• M26: 39,605,737 km (0.086 R)
• M27: 41,767,576 km (0.098 R)
• M28: 48,075,819 km (0.062 R)
• M29: 49,049,252 km (0.074 R)
• M30: 53,074,033 km (0.05 R)
• M31: 54,463,050 km (0.092 R)
• M32: 59,887,768 km (0.087 R)
• M33: 63,697,427 km (0.061 R)
• M34: 67,060,237 km (0.058 R)

Kuiper Belt

Range: 30.6 - 48.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 19,793 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit