🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.53 AU - 0.63 AU

Year: 129 Days

Day: 26.7 Hours

Environment

Temp: 364 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.56 AU - 0.66 AU

Year: 139 Days

Day: 46.2 Hours

Environment

Temp: 341 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,366,210 km

• M1: 355,594 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.51 AU - 0.73 AU

Year: 142 Days

Day: 37.3 Hours

Environment

Temp: 400 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.98 AU - 1.14 AU

Year: 318 Days

Day: 40.9 Hours

Environment

Temp: 264 °C

Axial Tilt: 46.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 53,366,210 km

• M1: 410,197 km (0.117 R)
• M2: 608,714 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.94 AU - 1.52 AU

Year: 398 Days

Day: 19 Hours

Environment

Temp: 216 °C

Axial Tilt: 73.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.38 AU - 1.96 AU

Year: 629 Days

Day: 19.3 Hours

Environment

Temp: 96 °C

Axial Tilt: 21.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,366,210 km

• M1: 706,252 km (0.096 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.41 AU - 3.77 AU

Year: 1583 Days

Day: 31.4 Hours

Environment

Temp: -26 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.17 AU - 4.31 AU

Year: 2545 Days

Day: 32.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,366,210 km

• M1: 870,959 km (0.105 R)

Planet 9 - Terrestrial

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.02 AU - 5.22 AU

Year: 3377 Days

Day: 40.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.89 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Gas Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921

Radius: 11.1

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 10.05 AU - 11.25 AU

Year: 10131 Days

Day: 8.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 53,366,210 km

• M1: 142,866 km (0.106 R)
• M2: 266,583 km (0.118 R)
• M3: 547,977 km (0.11 R)
• M4: 806,033 km (0.095 R)
• M5: 920,326 km (0.084 R)
• M6: 1,102,836 km (0.065 R)
• M7: 1,342,491 km (0.074 R)
• M8: 1,872,068 km (0.053 R)
• M9: 2,186,822 km (0.068 R)
• M10: 2,462,231 km (0.092 R)
• M11: 2,956,204 km (0.07 R)
• M12: 3,323,616 km (0.069 R)
• M13: 4,304,978 km (0.097 R)
• M14: 4,616,141 km (0.096 R)
• M15: 4,756,763 km (0.114 R)
• M16: 4,970,539 km (0.118 R)
• M17: 5,856,906 km (0.115 R)
• M18: 6,632,571 km (0.086 R)
• M19: 7,235,451 km (0.071 R)
• M20: 7,358,270 km (0.08 R)
• M21: 7,898,020 km (0.03 R)
• M22: 8,407,700 km (0.12 R)
• M23: 9,015,815 km (0.085 R)
• M24: 9,148,059 km (0.056 R)
• M25: 10,091,274 km (0.119 R)
• M26: 10,228,605 km (0.109 R)
• M27: 11,065,306 km (0.109 R)
• M28: 11,254,248 km (0.062 R)
• M29: 11,731,315 km (0.038 R)
• M30: 13,503,003 km (0.045 R)
• M31: 13,806,238 km (0.117 R)
• M32: 15,146,784 km (0.091 R)
• M33: 15,567,603 km (0.113 R)
• M34: 15,832,541 km (0.028 R)
• M35: 16,313,199 km (0.087 R)
• M36: 16,798,794 km (0.104 R)
• M37: 17,673,642 km (0.049 R)
• M38: 19,240,081 km (0.11 R)
• M39: 19,467,470 km (0.093 R)
• M40: 20,039,832 km (0.091 R)
• M41: 20,617,878 km (0.098 R)
• M42: 21,025,682 km (0.094 R)
• M43: 21,201,309 km (0.058 R)
• M44: 21,553,912 km (0.098 R)
• M45: 21,908,608 km (0.07 R)
• M46: 22,027,239 km (0.114 R)
• M47: 23,285,806 km (0.12 R)
• M48: 23,893,323 km (0.118 R)
• M49: 25,000,048 km (0.082 R)
• M50: 26,438,432 km (0.107 R)
• M51: 27,072,128 km (0.082 R)
• M52: 27,199,436 km (0.106 R)
• M53: 28,354,631 km (0.073 R)
• M54: 28,808,062 km (0.066 R)
• M55: 29,394,785 km (0.097 R)
• M56: 30,447,355 km (0.083 R)
• M57: 31,847,741 km (0.086 R)
• M58: 32,049,399 km (0.039 R)
• M59: 32,928,586 km (0.027 R)
• M60: 33,337,137 km (0.068 R)
• M61: 34,572,517 km (0.085 R)
• M62: 35,334,867 km (0.111 R)
• M63: 38,725,952 km (0.119 R)
• M64: 38,941,373 km (0.082 R)
• M65: 39,229,199 km (0.093 R)
• M66: 40,314,681 km (0.111 R)
• M67: 40,387,386 km (0.117 R)
• M68: 40,824,661 km (0.088 R)
• M69: 40,970,668 km (0.061 R)
• M70: 42,071,858 km (0.061 R)
• M71: 43,108,571 km (0.104 R)
• M72: 43,854,017 km (0.048 R)
• M73: 44,303,409 km (0.112 R)
• M74: 44,905,092 km (0.059 R)
• M75: 45,131,284 km (0.107 R)
• M76: 45,888,399 km (0.081 R)
• M77: 46,573,258 km (0.111 R)
• M78: 47,645,426 km (0.108 R)
• M79: 49,113,430 km (0.112 R)
• M80: 49,346,653 km (0.098 R)
• M81: 49,424,444 km (0.077 R)
• M82: 50,282,986 km (0.061 R)
• M83: 51,619,344 km (0.111 R)
• M84: 51,777,319 km (0.089 R)
• M85: 52,728,761 km (0.073 R)

Kuiper Belt

Range: 37.7 - 62.7 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 10,716 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit