🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.67 AU - 0.77 AU

Year: 224 Days

Day: 39.5 Hours

Environment

Temp: 118 °C

Axial Tilt: 1.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.14 AU - 1.26 AU

Year: 483 Days

Day: 46.7 Hours

Environment

Temp: 9 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.14 AU - 1.82 AU

Year: 661 Days

Day: 29.8 Hours

Environment

Temp: -33 °C

Axial Tilt: 122.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.32 AU - 2.06 AU

Year: 806 Days

Day: 34.4 Hours

Environment

Temp: -45 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,235,207 km

• M1: 140,323 km (0.055 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.24 AU - 2.68 AU

Year: 1416 Days

Day: 17 Hours

Environment

Temp: -83 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,235,207 km

• M1: 987,047 km (0.062 R)

Asteroid Belt

Center: 2.73 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.61 AU - 3.39 AU

Year: 1907 Days

Day: 19.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,235,207 km

• M1: 228,586 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.8

Radius: 15

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.68 AU - 5.78 AU

Year: 3776 Days

Day: 6.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,235,207 km

• M1: 186,698 km (0.074 R)
• M2: 872,305 km (0.057 R)
• M3: 2,300,516 km (0.109 R)
• M4: 3,113,132 km (0.112 R)
• M5: 4,371,399 km (0.117 R)
• M6: 6,074,122 km (0.108 R)
• M7: 7,662,104 km (0.105 R)
• M8: 9,901,584 km (0.116 R)
• M9: 11,172,119 km (0.108 R)
• M10: 14,448,761 km (0.111 R)
• M11: 14,916,852 km (0.104 R)
• M12: 17,098,289 km (0.116 R)

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.4

Radius: 9

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.5 AU - 6.74 AU

Year: 4891 Days

Day: 10.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,235,207 km

• M1: 112,049 km (0.106 R)
• M2: 534,364 km (0.1 R)
• M3: 857,645 km (0.078 R)
• M4: 1,158,785 km (0.042 R)
• M5: 1,707,959 km (0.101 R)
• M6: 2,013,438 km (0.102 R)
• M7: 2,388,629 km (0.095 R)
• M8: 2,961,290 km (0.102 R)
• M9: 3,780,039 km (0.09 R)
• M10: 4,903,818 km (0.072 R)
• M11: 5,859,599 km (0.041 R)
• M12: 7,721,195 km (0.057 R)
• M13: 8,097,882 km (0.076 R)
• M14: 9,344,033 km (0.1 R)
• M15: 9,642,331 km (0.092 R)
• M16: 10,621,299 km (0.094 R)
• M17: 12,985,245 km (0.083 R)
• M18: 13,518,711 km (0.076 R)
• M19: 14,572,179 km (0.103 R)
• M20: 18,591,575 km (0.11 R)
• M21: 19,269,253 km (0.106 R)
• M22: 21,254,566 km (0.1 R)
• M23: 24,401,806 km (0.113 R)
• M24: 29,365,912 km (0.075 R)
• M25: 30,564,191 km (0.075 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.3

Radius: 12.7

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.94 AU - 8.1 AU

Year: 6111 Days

Day: 5.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,235,207 km

• M1: 165,156 km (0.099 R)
• M2: 717,621 km (0.12 R)
• M3: 1,229,096 km (0.115 R)
• M4: 1,681,480 km (0.07 R)
• M5: 2,953,960 km (0.107 R)
• M6: 3,872,640 km (0.101 R)
• M7: 4,290,168 km (0.043 R)
• M8: 4,712,183 km (0.079 R)
• M9: 6,398,151 km (0.099 R)
• M10: 6,884,644 km (0.059 R)
• M11: 8,648,702 km (0.103 R)
• M12: 11,619,715 km (0.096 R)
• M13: 13,361,184 km (0.078 R)
• M14: 14,541,212 km (0.077 R)
• M15: 18,305,095 km (0.086 R)
• M16: 19,023,015 km (0.118 R)
• M17: 21,361,529 km (0.114 R)
• M18: 22,451,798 km (0.11 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 13,492 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit