🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.47 AU - 0.61 AU

Year: 139 Days

Day: 23.3 Hours

Environment

Temp: 244 °C

Axial Tilt: 21.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.46 AU - 0.68 AU

Year: 151 Days

Day: 39 Hours

Environment

Temp: 194 °C

Axial Tilt: 7.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,336,376 km

• M1: 247,734 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.6 AU - 0.92 AU

Year: 233 Days

Day: 17.2 Hours

Environment

Temp: 218 °C

Axial Tilt: 12.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.77 AU - 1.19 AU

Year: 341 Days

Day: 17.8 Hours

Environment

Temp: 114 °C

Axial Tilt: 25.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,336,376 km

• M1: 61,335 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.87 AU - 1.27 AU

Year: 389 Days

Day: 27.7 Hours

Environment

Temp: 77 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.86 AU - 2.3 AU

Year: 1054 Days

Day: 41.9 Hours

Environment

Temp: -64 °C

Axial Tilt: 177.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 110,336,376 km

• M1: 302,188 km (0.112 R)
• M2: 1,201,420 km (0.094 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.25 AU - 2.95 AU

Year: 1473 Days

Day: 46.6 Hours

Environment

Temp: -73 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 19.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898.3

Radius: 3.3

Gravity: 82.49 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 19.29 AU - 19.91 AU

Year: 30497 Days

Day: 17.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 110,336,376 km

• M1: 44,580 km (0.075 R)
• M2: 92,302 km (0.077 R)
• M3: 186,100 km (0.081 R)
• M4: 285,582 km (0.076 R)
• M5: 307,424 km (0.1 R)
• M6: 451,187 km (0.099 R)
• M7: 1,024,446 km (0.097 R)
• M8: 1,581,698 km (0.072 R)
• M9: 2,678,400 km (0.082 R)
• M10: 3,581,373 km (0.067 R)
• M11: 5,210,793 km (0.109 R)
• M12: 5,511,934 km (0.113 R)
• M13: 6,130,970 km (0.078 R)
• M14: 6,194,100 km (0.095 R)
• M15: 7,433,369 km (0.069 R)
• M16: 7,500,688 km (0.088 R)
• M17: 10,278,421 km (0.105 R)
• M18: 10,655,258 km (0.049 R)
• M19: 10,807,249 km (0.086 R)
• M20: 11,344,755 km (0.096 R)
• M21: 12,366,059 km (0.11 R)
• M22: 13,171,494 km (0.105 R)
• M23: 13,498,365 km (0.117 R)
• M24: 14,076,860 km (0.11 R)
• M25: 14,663,434 km (0.091 R)
• M26: 16,207,882 km (0.059 R)
• M27: 16,470,277 km (0.119 R)
• M28: 16,558,091 km (0.077 R)
• M29: 16,999,255 km (0.089 R)
• M30: 17,087,966 km (0.039 R)
• M31: 17,893,252 km (0.075 R)
• M32: 18,986,064 km (0.119 R)
• M33: 19,819,773 km (0.092 R)
• M34: 20,100,269 km (0.109 R)
• M35: 20,949,835 km (0.102 R)
• M36: 21,235,567 km (0.111 R)
• M37: 24,763,833 km (0.112 R)
• M38: 27,007,352 km (0.101 R)
• M39: 27,839,266 km (0.105 R)
• M40: 30,062,440 km (0.098 R)
• M41: 30,277,113 km (0.101 R)
• M42: 30,492,384 km (0.098 R)
• M43: 31,575,922 km (0.051 R)
• M44: 31,684,979 km (0.112 R)
• M45: 39,975,992 km (0.088 R)
• M46: 41,160,957 km (0.077 R)
• M47: 41,757,702 km (0.107 R)
• M48: 42,718,570 km (0.083 R)
• M49: 42,839,145 km (0.056 R)
• M50: 45,152,228 km (0.066 R)
• M51: 45,275,048 km (0.118 R)
• M52: 45,644,405 km (0.119 R)
• M53: 52,847,093 km (0.088 R)
• M54: 54,407,848 km (0.118 R)
• M55: 54,931,441 km (0.118 R)
• M56: 56,909,723 km (0.117 R)
• M57: 57,042,566 km (0.102 R)
• M58: 57,308,252 km (0.094 R)
• M59: 60,529,094 km (0.109 R)
• M60: 60,664,480 km (0.066 R)
• M61: 61,071,536 km (0.083 R)
• M62: 61,343,355 km (0.111 R)
• M63: 64,360,146 km (0.085 R)
• M64: 65,747,367 km (0.106 R)
• M65: 66,025,918 km (0.077 R)
• M66: 66,304,918 km (0.06 R)
• M67: 66,724,241 km (0.09 R)
• M68: 69,258,129 km (0.095 R)
• M69: 69,399,799 km (0.112 R)
• M70: 71,823,284 km (0.109 R)
• M71: 74,419,406 km (0.062 R)
• M72: 75,437,269 km (0.109 R)
• M73: 76,313,464 km (0.106 R)
• M74: 77,928,373 km (0.119 R)
• M75: 78,075,727 km (0.087 R)
• M76: 79,406,251 km (0.084 R)
• M77: 82,690,073 km (0.051 R)
• M78: 83,291,906 km (0.119 R)
• M79: 85,409,763 km (0.094 R)
• M80: 89,235,279 km (0.087 R)
• M81: 89,389,515 km (0.091 R)
• M82: 92,803,787 km (0.047 R)
• M83: 92,959,967 km (0.071 R)
• M84: 93,585,735 km (0.092 R)
• M85: 96,576,945 km (0.069 R)
• M86: 98,322,901 km (0.114 R)
• M87: 98,960,487 km (0.107 R)
• M88: 99,120,108 km (0.061 R)
• M89: 100,560,287 km (0.12 R)
• M90: 103,785,318 km (0.077 R)
• M91: 105,573,461 km (0.117 R)
• M92: 107,044,158 km (0.062 R)
• M93: 109,840,441 km (0.094 R)
• M94: 110,005,597 km (0.058 R)

Kuiper Belt

Range: 31.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 15,935 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit