🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.43 AU - 0.63 AU

Year: 143 Days

Day: 15.9 Hours

Environment

Temp: 174 °C

Axial Tilt: 46 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.64 AU - 0.88 AU

Year: 246 Days

Day: 12.5 Hours

Environment

Temp: 93 °C

Axial Tilt: 7.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.71 AU - 0.93 AU

Year: 275 Days

Day: 39.5 Hours

Environment

Temp: 123 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.88 AU - 1.46 AU

Year: 469 Days

Day: 25.2 Hours

Environment

Temp: 17 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.13 AU - 1.45 AU

Year: 543 Days

Day: 29.2 Hours

Environment

Temp: -12 °C

Axial Tilt: 47.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.81 AU - 2.41 AU

Year: 1137 Days

Day: 25.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.32 AU - 4.42 AU

Year: 2823 Days

Day: 31 Hours

Environment

Temp: -125 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.51 AU - 4.81 AU

Year: 3147 Days

Day: 46.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,818,944 km

• M1: 445,203 km (0.11 R)

Asteroid Belt

Center: 5.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.6

Radius: 9.5

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.7 AU - 7.18 AU

Year: 6780 Days

Day: 6 Hours

Environment

Temp: -161 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,818,944 km

• M1: 118,332 km (0.098 R)
• M2: 460,163 km (0.088 R)
• M3: 1,500,766 km (0.06 R)
• M4: 1,840,951 km (0.083 R)
• M5: 2,629,332 km (0.1 R)
• M6: 3,606,805 km (0.043 R)
• M7: 5,175,189 km (0.061 R)
• M8: 5,475,282 km (0.068 R)
• M9: 7,055,036 km (0.081 R)
• M10: 7,597,178 km (0.118 R)
• M11: 10,301,309 km (0.096 R)
• M12: 11,543,271 km (0.096 R)
• M13: 15,695,958 km (0.063 R)
• M14: 17,336,448 km (0.067 R)
• M15: 20,955,221 km (0.103 R)
• M16: 25,673,538 km (0.103 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.7

Radius: 7.2

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 15.22 AU - 17.2 AU

Year: 24204 Days

Day: 19 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,818,944 km

• M1: 89,609 km (0.08 R)
• M2: 362,476 km (0.083 R)
• M3: 610,210 km (0.043 R)
• M4: 853,157 km (0.102 R)
• M5: 1,626,727 km (0.054 R)
• M6: 2,047,247 km (0.116 R)
• M7: 2,561,265 km (0.092 R)
• M8: 3,723,491 km (0.038 R)
• M9: 4,255,162 km (0.052 R)
• M10: 4,836,499 km (0.106 R)
• M11: 6,283,260 km (0.092 R)
• M12: 6,990,409 km (0.101 R)
• M13: 7,997,652 km (0.098 R)
• M14: 10,119,548 km (0.05 R)
• M15: 11,532,949 km (0.111 R)
• M16: 11,856,678 km (0.116 R)
• M17: 13,783,798 km (0.097 R)
• M18: 16,885,411 km (0.054 R)
• M19: 21,769,781 km (0.069 R)
• M20: 24,426,041 km (0.082 R)
• M21: 25,612,053 km (0.108 R)
• M22: 26,723,116 km (0.117 R)
• M23: 27,750,405 km (0.082 R)
• M24: 28,098,519 km (0.073 R)
• M25: 33,284,030 km (0.119 R)
• M26: 33,677,024 km (0.114 R)
• M27: 37,779,895 km (0.119 R)
• M28: 42,051,213 km (0.109 R)
• M29: 42,973,484 km (0.095 R)
• M30: 46,307,422 km (0.104 R)
• M31: 53,127,440 km (0.077 R)
• M32: 59,234,324 km (0.112 R)
• M33: 60,587,287 km (0.061 R)
• M34: 70,639,815 km (0.098 R)
• M35: 74,818,981 km (0.086 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 12,385 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit