🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.46 AU - 0.56 AU

Year: 132 Days

Day: 16.3 Hours

Environment

Temp: 224 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.68 AU - 0.92 AU

Year: 259 Days

Day: 44.8 Hours

Environment

Temp: 142 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.21 AU - 3.27 AU

Year: 1640 Days

Day: 25.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,790,468 km

• M1: 80,932 km (0.116 R)
• M2: 170,990 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.54 AU - 3.42 AU

Year: 1860 Days

Day: 12.3 Hours

Environment

Temp: -103 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.78 AU - 3.68 AU

Year: 2099 Days

Day: 21.9 Hours

Environment

Temp: -103 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,790,468 km

• M1: 276,906 km (0.117 R)

Asteroid Belt

Center: 4.09 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.05 AU - 5.85 AU

Year: 3983 Days

Day: 38.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.7

Radius: 11.5

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.01 AU - 5.35 AU

Year: 4264 Days

Day: 8.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,790,468 km

• M1: 143,165 km (0.047 R)
• M2: 545,284 km (0.114 R)
• M3: 1,057,208 km (0.117 R)
• M4: 1,506,002 km (0.118 R)
• M5: 2,476,443 km (0.074 R)
• M6: 4,038,245 km (0.097 R)
• M7: 4,634,093 km (0.091 R)
• M8: 6,088,783 km (0.044 R)
• M9: 6,533,837 km (0.12 R)
• M10: 7,128,638 km (0.112 R)
• M11: 8,942,961 km (0.082 R)
• M12: 10,409,020 km (0.101 R)
• M13: 11,397,712 km (0.081 R)
• M14: 12,214,217 km (0.12 R)
• M15: 15,165,933 km (0.106 R)
• M16: 15,764,624 km (0.079 R)
• M17: 20,340,673 km (0.044 R)
• M18: 21,136,085 km (0.117 R)
• M19: 21,952,141 km (0.092 R)
• M20: 23,072,779 km (0.051 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651

Radius: 9.6

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 8 AU - 8.88 AU

Year: 8868 Days

Day: 12.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,790,468 km

• M1: 125,213 km (0.097 R)
• M2: 647,160 km (0.035 R)
• M3: 982,708 km (0.118 R)
• M4: 1,350,121 km (0.041 R)
• M5: 2,027,500 km (0.058 R)
• M6: 2,813,188 km (0.093 R)
• M7: 3,264,824 km (0.081 R)
• M8: 3,839,729 km (0.088 R)
• M9: 4,424,806 km (0.099 R)
• M10: 6,432,260 km (0.066 R)
• M11: 9,210,741 km (0.053 R)
• M12: 10,965,973 km (0.081 R)
• M13: 12,142,410 km (0.073 R)
• M14: 13,283,094 km (0.102 R)
• M15: 16,855,940 km (0.092 R)
• M16: 18,787,997 km (0.034 R)
• M17: 21,587,870 km (0.108 R)
• M18: 22,579,854 km (0.067 R)
• M19: 25,738,164 km (0.042 R)
• M20: 29,179,513 km (0.059 R)
• M21: 31,218,084 km (0.035 R)
• M22: 32,700,299 km (0.115 R)
• M23: 36,494,700 km (0.044 R)
• M24: 43,497,675 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.5

Radius: 3.7

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 18.46 AU - 19.48 AU

Year: 29881 Days

Day: 22.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 158.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,790,468 km

• M1: 55,650 km (0.08 R)
• M2: 334,052 km (0.046 R)
• M3: 710,590 km (0.117 R)
• M4: 950,246 km (0.119 R)
• M5: 1,653,505 km (0.103 R)
• M6: 2,650,425 km (0.119 R)
• M7: 3,173,120 km (0.094 R)
• M8: 4,742,103 km (0.038 R)
• M9: 7,413,622 km (0.077 R)
• M10: 9,347,773 km (0.119 R)
• M11: 13,431,046 km (0.084 R)
• M12: 14,313,973 km (0.113 R)
• M13: 16,882,419 km (0.092 R)
• M14: 18,562,253 km (0.092 R)
• M15: 21,695,431 km (0.093 R)
• M16: 26,292,574 km (0.111 R)
• M17: 28,651,283 km (0.106 R)
• M18: 37,350,699 km (0.08 R)
• M19: 39,088,577 km (0.102 R)
• M20: 43,594,764 km (0.101 R)
• M21: 50,017,898 km (0.072 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 16,012 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit