🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.54 AU - 0.86 AU

Year: 208 Days

Day: 22 Hours

Environment

Temp: 133 °C

Axial Tilt: 5.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.47 AU - 2.03 AU

Year: 821 Days

Day: 16.4 Hours

Environment

Temp: -37 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,645,365 km

• M1: 972,237 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.55 AU - 2.21 AU

Year: 914 Days

Day: 22.8 Hours

Environment

Temp: -52 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.49 AU - 5.39 AU

Year: 3895 Days

Day: 27.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.09 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 17.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.3

Radius: 6.4

Gravity: 18.76 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 16.76 AU - 17.7 AU

Year: 25373 Days

Day: 19.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 92,645,365 km

• M1: 738,415 km (0.097 R)
• M2: 963,261 km (0.069 R)
• M3: 1,649,167 km (0.088 R)
• M4: 1,720,974 km (0.039 R)
• M5: 2,213,450 km (0.083 R)
• M6: 2,454,901 km (0.047 R)
• M7: 2,876,019 km (0.066 R)
• M8: 3,050,749 km (0.115 R)
• M9: 3,456,608 km (0.105 R)
• M10: 3,642,559 km (0.05 R)
• M11: 4,569,467 km (0.113 R)
• M12: 4,722,206 km (0.113 R)
• M13: 4,824,980 km (0.103 R)
• M14: 6,283,709 km (0.107 R)
• M15: 7,031,100 km (0.11 R)
• M16: 7,989,125 km (0.055 R)
• M17: 8,111,795 km (0.046 R)
• M18: 8,421,163 km (0.069 R)
• M19: 8,483,396 km (0.113 R)
• M20: 8,797,402 km (0.118 R)
• M21: 8,923,962 km (0.117 R)
• M22: 9,566,335 km (0.041 R)
• M23: 10,423,381 km (0.071 R)
• M24: 11,099,414 km (0.119 R)
• M25: 11,236,296 km (0.064 R)
• M26: 12,139,718 km (0.032 R)
• M27: 12,422,308 km (0.099 R)
• M28: 13,428,653 km (0.113 R)
• M29: 13,720,967 km (0.098 R)
• M30: 13,941,474 km (0.099 R)
• M31: 14,911,018 km (0.064 R)
• M32: 16,366,755 km (0.114 R)
• M33: 18,837,214 km (0.069 R)
• M34: 19,246,514 km (0.088 R)
• M35: 20,324,217 km (0.102 R)
• M36: 21,762,900 km (0.028 R)
• M37: 22,020,208 km (0.08 R)
• M38: 23,937,604 km (0.094 R)
• M39: 24,469,724 km (0.113 R)
• M40: 25,455,424 km (0.038 R)
• M41: 27,280,518 km (0.118 R)
• M42: 28,115,573 km (0.059 R)
• M43: 28,583,067 km (0.103 R)
• M44: 28,676,865 km (0.062 R)
• M45: 31,055,321 km (0.07 R)
• M46: 31,538,522 km (0.111 R)
• M47: 35,593,672 km (0.056 R)
• M48: 40,019,226 km (0.101 R)
• M49: 40,755,995 km (0.096 R)
• M50: 42,135,886 km (0.061 R)
• M51: 44,397,357 km (0.072 R)
• M52: 44,505,965 km (0.074 R)
• M53: 45,816,891 km (0.119 R)
• M54: 47,584,390 km (0.092 R)
• M55: 47,806,842 km (0.069 R)
• M56: 48,812,439 km (0.118 R)
• M57: 50,617,188 km (0.105 R)
• M58: 52,558,669 km (0.088 R)
• M59: 54,757,159 km (0.041 R)
• M60: 56,043,701 km (0.048 R)
• M61: 56,749,653 km (0.053 R)
• M62: 58,051,454 km (0.033 R)
• M63: 58,646,404 km (0.12 R)
• M64: 59,243,450 km (0.073 R)
• M65: 59,363,128 km (0.103 R)
• M66: 61,894,174 km (0.1 R)
• M67: 62,136,972 km (0.065 R)
• M68: 64,460,227 km (0.072 R)
• M69: 65,694,259 km (0.112 R)
• M70: 69,317,071 km (0.032 R)
• M71: 71,725,597 km (0.114 R)
• M72: 71,853,054 km (0.084 R)
• M73: 72,491,837 km (0.064 R)
• M74: 72,876,004 km (0.065 R)
• M75: 73,646,284 km (0.109 R)
• M76: 75,195,071 km (0.096 R)
• M77: 76,363,579 km (0.091 R)
• M78: 77,800,018 km (0.116 R)
• M79: 77,931,066 km (0.109 R)
• M80: 79,245,433 km (0.103 R)
• M81: 79,905,309 km (0.109 R)
• M82: 80,434,586 km (0.115 R)
• M83: 80,699,524 km (0.102 R)
• M84: 81,762,716 km (0.082 R)
• M85: 83,366,106 km (0.094 R)
• M86: 85,384,780 km (0.086 R)
• M87: 87,555,744 km (0.091 R)
• M88: 87,828,461 km (0.113 R)
• M89: 87,964,894 km (0.119 R)
• M90: 88,101,328 km (0.111 R)
• M91: 88,511,375 km (0.099 R)
• M92: 91,536,843 km (0.083 R)
• M93: 92,506,536 km (0.079 R)
• M94: 92,645,363 km (0.065 R)

Kuiper Belt

Range: 30.9 - 46.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 16,702 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit