🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.63 AU - 1.03 AU

Year: 263 Days

Day: 21.2 Hours

Environment

Temp: 136 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.67 AU - 1.03 AU

Year: 273 Days

Day: 13.1 Hours

Environment

Temp: 108 °C

Axial Tilt: 45.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.79 AU - 1.01 AU

Year: 297 Days

Day: 16.2 Hours

Environment

Temp: 179 °C

Axial Tilt: 1.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.29 AU - 1.85 AU

Year: 685 Days

Day: 29.3 Hours

Environment

Temp: -18 °C

Axial Tilt: 148.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.98 AU - 2.3 AU

Year: 1090 Days

Day: 37.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.09 AU - 2.39 AU

Year: 1168 Days

Day: 36.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.84 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.83 AU - 4.03 AU

Year: 2212 Days

Day: 47.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.8

Radius: 9.8

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 5.17 AU - 6.97 AU

Year: 5208 Days

Day: 11.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 42,577,653 km

• M1: 127,906 km (0.111 R)
• M2: 491,878 km (0.047 R)
• M3: 880,084 km (0.1 R)
• M4: 1,264,252 km (0.064 R)
• M5: 2,569,493 km (0.09 R)
• M6: 2,959,046 km (0.111 R)
• M7: 3,949,683 km (0.118 R)
• M8: 4,311,859 km (0.096 R)
• M9: 4,907,708 km (0.116 R)
• M10: 5,746,503 km (0.079 R)
• M11: 6,263,513 km (0.113 R)
• M12: 7,447,431 km (0.087 R)
• M13: 7,765,476 km (0.097 R)
• M14: 9,765,599 km (0.099 R)
• M15: 11,812,846 km (0.106 R)
• M16: 12,608,857 km (0.068 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.3

Radius: 9.9

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.41 AU - 7.15 AU

Year: 5481 Days

Day: 10 Hours

Environment

Temp: -148 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,577,653 km

• M1: 141,669 km (0.119 R)
• M2: 750,981 km (0.109 R)
• M3: 1,421,778 km (0.081 R)
• M4: 2,059,514 km (0.108 R)
• M5: 2,595,673 km (0.083 R)
• M6: 3,222,488 km (0.117 R)
• M7: 3,709,878 km (0.077 R)
• M8: 5,146,017 km (0.102 R)
• M9: 7,968,031 km (0.111 R)
• M10: 9,030,924 km (0.094 R)
• M11: 9,596,554 km (0.111 R)
• M12: 10,750,552 km (0.074 R)
• M13: 11,536,240 km (0.12 R)
• M14: 18,349,675 km (0.073 R)
• M15: 21,011,320 km (0.091 R)
• M16: 28,631,985 km (0.11 R)
• M17: 29,003,886 km (0.043 R)
• M18: 31,009,245 km (0.051 R)
• M19: 32,800,231 km (0.067 R)
• M20: 33,309,761 km (0.101 R)
• M21: 36,044,709 km (0.064 R)

Planet 10 - Gas Giant

Semi-Major Axis: 12.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.7

Radius: 9.1

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 12.42 AU - 13.32 AU

Year: 16079 Days

Day: 13.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,577,653 km

• M1: 133,292 km (0.115 R)
• M2: 894,446 km (0.09 R)
• M3: 2,161,240 km (0.079 R)
• M4: 3,855,137 km (0.11 R)
• M5: 4,382,769 km (0.101 R)
• M6: 5,517,319 km (0.068 R)
• M7: 8,614,593 km (0.113 R)
• M8: 13,289,377 km (0.051 R)
• M9: 13,881,934 km (0.084 R)
• M10: 14,307,092 km (0.071 R)
• M11: 15,183,585 km (0.111 R)
• M12: 15,700,297 km (0.035 R)
• M13: 19,049,942 km (0.025 R)
• M14: 25,825,230 km (0.069 R)
• M15: 26,376,199 km (0.118 R)
• M16: 26,747,800 km (0.111 R)
• M17: 33,940,316 km (0.118 R)
• M18: 36,751,559 km (0.119 R)
• M19: 42,196,623 km (0.111 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 20,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit