🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.67 AU - 0.75 AU

Year: 213 Days

Day: 13.9 Hours

Environment

Temp: 151 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 40,871,973 km

• M1: 49,517 km (0.082 R)
• M2: 72,256 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.63 AU - 0.89 AU

Year: 236 Days

Day: 31.9 Hours

Environment

Temp: 162 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 40,871,973 km

• M1: 33,809 km (0.052 R)
• M2: 162,463 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.67 AU - 2.23 AU

Year: 971 Days

Day: 24.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.29 AU - 2.73 AU

Year: 1417 Days

Day: 19.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.52 AU - 2.94 AU

Year: 1608 Days

Day: 29.5 Hours

Environment

Temp: -88 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,871,973 km

• M1: 37,998 km (0.049 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.06 AU - 4.04 AU

Year: 2384 Days

Day: 25.3 Hours

Environment

Temp: -103 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.59 AU - 5.01 AU

Year: 3748 Days

Day: 14.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.6

Radius: 8.5

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.97 AU - 6.33 AU

Year: 4787 Days

Day: 9.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,871,973 km

• M1: 107,262 km (0.092 R)
• M2: 385,364 km (0.119 R)
• M3: 953,836 km (0.072 R)
• M4: 2,102,448 km (0.051 R)
• M5: 2,493,946 km (0.102 R)
• M6: 3,073,488 km (0.056 R)
• M7: 3,385,998 km (0.084 R)
• M8: 3,780,787 km (0.066 R)
• M9: 4,592,355 km (0.075 R)
• M10: 6,737,589 km (0.05 R)
• M11: 9,211,339 km (0.045 R)
• M12: 13,118,088 km (0.054 R)
• M13: 13,697,779 km (0.085 R)
• M14: 16,519,794 km (0.066 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.4

Radius: 9.3

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.74 AU - 7.38 AU

Year: 5317 Days

Day: 6.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,871,973 km

• M1: 115,789 km (0.086 R)
• M2: 457,769 km (0.088 R)
• M3: 830,717 km (0.105 R)
• M4: 2,581,012 km (0.12 R)
• M5: 3,005,421 km (0.062 R)
• M6: 4,285,829 km (0.061 R)
• M7: 4,590,859 km (0.108 R)
• M8: 5,047,881 km (0.108 R)
• M9: 6,504,067 km (0.063 R)
• M10: 6,873,873 km (0.075 R)
• M11: 7,878,871 km (0.111 R)
• M12: 10,089,030 km (0.09 R)
• M13: 10,448,364 km (0.119 R)
• M14: 11,432,568 km (0.066 R)
• M15: 13,368,814 km (0.076 R)
• M16: 14,870,926 km (0.069 R)
• M17: 16,981,602 km (0.117 R)
• M18: 19,353,177 km (0.092 R)
• M19: 19,908,784 km (0.057 R)
• M20: 20,979,007 km (0.05 R)
• M21: 22,087,228 km (0.101 R)
• M22: 22,389,266 km (0.082 R)
• M23: 30,028,781 km (0.101 R)
• M24: 30,867,426 km (0.067 R)
• M25: 31,340,006 km (0.095 R)
• M26: 32,591,392 km (0.061 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305

Radius: 13.2

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 9.63 AU - 10.99 AU

Year: 11800 Days

Day: 9.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,871,973 km

• M1: 164,109 km (0.107 R)
• M2: 3,898,371 km (0.108 R)
• M3: 5,375,799 km (0.12 R)
• M4: 7,198,799 km (0.107 R)
• M5: 7,903,106 km (0.038 R)
• M6: 10,636,558 km (0.116 R)
• M7: 16,861,326 km (0.079 R)
• M8: 17,753,228 km (0.057 R)
• M9: 20,082,617 km (0.079 R)
• M10: 20,773,011 km (0.08 R)
• M11: 23,440,341 km (0.075 R)
• M12: 27,435,202 km (0.07 R)
• M13: 35,508,700 km (0.096 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 14,697 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit