🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.23 AU - 1.49 AU

Year: 607 Days

Day: 30.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.25 AU - 1.85 AU

Year: 739 Days

Day: 36.7 Hours

Environment

Temp: -59 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,876,877 km

• M1: 169,345 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.85 AU - 2.25 AU

Year: 1124 Days

Day: 27.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.97 AU - 2.69 AU

Year: 1362 Days

Day: 13.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.27 AU - 3.91 AU

Year: 2604 Days

Day: 39 Hours

Environment

Temp: -129 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.39 AU - 4.25 AU

Year: 2859 Days

Day: 32 Hours

Environment

Temp: -128 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,876,877 km

• M1: 2,426,029 km (0.088 R)

Asteroid Belt

Center: 7.21 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.6

Radius: 11.5

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 10.41 AU - 10.77 AU

Year: 13195 Days

Day: 5.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 42,876,877 km

• M1: 179,517 km (0.092 R)
• M2: 365,019 km (0.079 R)
• M3: 459,565 km (0.118 R)
• M4: 867,668 km (0.1 R)
• M5: 1,164,919 km (0.099 R)
• M6: 1,258,567 km (0.111 R)
• M7: 1,514,678 km (0.119 R)
• M8: 1,787,844 km (0.079 R)
• M9: 2,100,055 km (0.029 R)
• M10: 2,239,181 km (0.118 R)
• M11: 2,903,695 km (0.082 R)
• M12: 3,033,246 km (0.115 R)
• M13: 3,710,177 km (0.069 R)
• M14: 3,794,550 km (0.095 R)
• M15: 4,403,264 km (0.092 R)
• M16: 4,734,324 km (0.072 R)
• M17: 4,949,296 km (0.069 R)
• M18: 5,972,695 km (0.105 R)
• M19: 6,272,190 km (0.07 R)
• M20: 6,610,730 km (0.056 R)
• M21: 6,920,547 km (0.055 R)
• M22: 7,024,966 km (0.044 R)
• M23: 7,412,126 km (0.07 R)
• M24: 8,097,284 km (0.046 R)
• M25: 8,280,990 km (0.108 R)
• M26: 8,540,393 km (0.111 R)
• M27: 9,029,578 km (0.089 R)
• M28: 9,296,760 km (0.103 R)
• M29: 9,373,503 km (0.099 R)
• M30: 9,644,126 km (0.06 R)
• M31: 9,799,857 km (0.069 R)
• M32: 10,153,357 km (0.113 R)
• M33: 10,511,046 km (0.118 R)
• M34: 11,198,149 km (0.094 R)
• M35: 11,361,809 km (0.105 R)
• M36: 12,361,272 km (0.1 R)
• M37: 12,615,439 km (0.055 R)
• M38: 13,693,441 km (0.064 R)
• M39: 14,576,966 km (0.11 R)
• M40: 14,666,276 km (0.037 R)
• M41: 15,115,967 km (0.05 R)
• M42: 16,028,813 km (0.113 R)
• M43: 17,336,598 km (0.089 R)
• M44: 17,812,020 km (0.047 R)
• M45: 18,003,356 km (0.111 R)
• M46: 18,243,460 km (0.08 R)
• M47: 20,003,928 km (0.099 R)
• M48: 20,703,149 km (0.105 R)
• M49: 22,589,278 km (0.069 R)
• M50: 23,841,861 km (0.086 R)
• M51: 24,158,560 km (0.093 R)
• M52: 24,529,862 km (0.096 R)
• M53: 24,636,226 km (0.104 R)
• M54: 24,796,146 km (0.058 R)
• M55: 25,063,478 km (0.072 R)
• M56: 25,493,123 km (0.104 R)
• M57: 26,577,857 km (0.06 R)
• M58: 27,016,029 km (0.095 R)
• M59: 27,733,052 km (0.066 R)
• M60: 28,344,757 km (0.079 R)
• M61: 28,456,507 km (0.1 R)
• M62: 28,848,453 km (0.082 R)
• M63: 28,960,801 km (0.07 R)
• M64: 30,606,228 km (0.102 R)
• M65: 31,353,769 km (0.075 R)
• M66: 31,932,713 km (0.061 R)
• M67: 32,398,560 km (0.105 R)
• M68: 33,042,579 km (0.114 R)
• M69: 33,572,754 km (0.084 R)
• M70: 34,224,552 km (0.102 R)
• M71: 34,403,022 km (0.103 R)
• M72: 34,820,700 km (0.069 R)
• M73: 35,120,195 km (0.046 R)
• M74: 35,721,428 km (0.115 R)
• M75: 36,995,254 km (0.075 R)
• M76: 37,852,749 km (0.111 R)
• M77: 38,654,893 km (0.115 R)
• M78: 38,840,843 km (0.068 R)
• M79: 39,462,572 km (0.094 R)
• M80: 40,590,091 km (0.087 R)
• M81: 41,982,548 km (0.098 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 12,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit