🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.5 AU - 0.7 AU

Year: 102 Days

Day: 42.4 Hours

Environment

Temp: 684 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.71 AU - 0.91 AU

Year: 160 Days

Day: 47.6 Hours

Environment

Temp: 579 °C

Axial Tilt: 7.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.59 AU - 2.07 AU

Year: 544 Days

Day: 41 Hours

Environment

Temp: 283 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.25 AU - 2.85 AU

Year: 895 Days

Day: 47.7 Hours

Environment

Temp: 266 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 6.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.83 AU - 8.11 AU

Year: 4046 Days

Day: 13.2 Hours

Environment

Temp: 15 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 10.56 AU - 15.94 AU

Year: 10604 Days

Day: 42.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 21.76 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 30.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.3

Radius: 12.4

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 30.15 AU - 30.39 AU

Year: 36615 Days

Day: 7.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 61,571,865 km

• M1: 235,018 km (0.114 R)
• M2: 426,653 km (0.084 R)
• M3: 609,163 km (0.12 R)
• M4: 780,003 km (0.101 R)
• M5: 1,365,529 km (0.045 R)
• M6: 1,466,508 km (0.085 R)
• M7: 2,394,912 km (0.073 R)
• M8: 2,549,447 km (0.063 R)
• M9: 3,510,314 km (0.111 R)
• M10: 3,651,086 km (0.116 R)
• M11: 3,902,111 km (0.097 R)
• M12: 4,459,213 km (0.07 R)
• M13: 4,727,742 km (0.03 R)
• M14: 5,813,224 km (0.119 R)
• M15: 6,149,370 km (0.118 R)
• M16: 6,973,056 km (0.045 R)
• M17: 7,375,474 km (0.115 R)
• M18: 8,156,076 km (0.109 R)
• M19: 8,437,918 km (0.071 R)
• M20: 8,770,923 km (0.093 R)
• M21: 9,302,744 km (0.106 R)
• M22: 9,449,649 km (0.059 R)
• M23: 9,845,185 km (0.063 R)
• M24: 9,994,933 km (0.077 R)
• M25: 10,145,428 km (0.12 R)
• M26: 10,499,527 km (0.05 R)
• M27: 11,167,930 km (0.095 R)
• M28: 11,797,138 km (0.106 R)
• M29: 12,491,871 km (0.037 R)
• M30: 13,642,129 km (0.082 R)
• M31: 16,042,726 km (0.119 R)
• M32: 16,455,317 km (0.094 R)
• M33: 16,871,498 km (0.1 R)
• M34: 16,991,027 km (0.085 R)
• M35: 17,111,004 km (0.034 R)
• M36: 17,230,982 km (0.094 R)
• M37: 17,351,408 km (0.093 R)
• M38: 21,091,654 km (0.11 R)
• M39: 23,717,994 km (0.079 R)
• M40: 23,986,223 km (0.101 R)
• M41: 25,137,678 km (0.039 R)
• M42: 25,479,659 km (0.102 R)
• M43: 25,892,250 km (0.053 R)
• M44: 26,237,671 km (0.076 R)
• M45: 26,515,175 km (0.05 R)
• M46: 27,564,455 km (0.104 R)
• M47: 27,705,376 km (0.066 R)
• M48: 27,846,447 km (0.069 R)
• M49: 28,912,930 km (0.028 R)
• M50: 29,199,560 km (0.107 R)
• M51: 29,631,299 km (0.093 R)
• M52: 29,775,661 km (0.061 R)
• M53: 30,501,061 km (0.108 R)
• M54: 30,865,930 km (0.118 R)
• M55: 33,310,359 km (0.081 R)
• M56: 35,050,482 km (0.119 R)
• M57: 35,203,221 km (0.095 R)
• M58: 36,278,531 km (0.057 R)
• M59: 37,130,790 km (0.066 R)
• M60: 37,364,462 km (0.103 R)
• M61: 38,461,164 km (0.054 R)
• M62: 38,776,366 km (0.098 R)
• M63: 41,168,287 km (0.105 R)
• M64: 41,329,404 km (0.05 R)
• M65: 42,789,329 km (0.112 R)
• M66: 42,870,860 km (0.117 R)
• M67: 44,431,166 km (0.117 R)
• M68: 44,844,804 km (0.116 R)
• M69: 45,259,789 km (0.045 R)
• M70: 48,710,114 km (0.109 R)
• M71: 49,051,347 km (0.11 R)
• M72: 49,993,514 km (0.074 R)
• M73: 51,461,518 km (0.072 R)
• M74: 53,118,763 km (0.074 R)
• M75: 53,469,869 km (0.032 R)
• M76: 55,771,133 km (0.084 R)
• M77: 56,038,764 km (0.097 R)
• M78: 57,383,200 km (0.088 R)
• M79: 57,833,639 km (0.077 R)
• M80: 58,647,601 km (0.107 R)
• M81: 59,283,093 km (0.113 R)
• M82: 60,195,191 km (0.107 R)
• M83: 60,561,257 km (0.109 R)
• M84: 61,295,633 km (0.112 R)
• M85: 61,571,791 km (0.086 R)

Kuiper Belt

Range: 49.8 - 73.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 17,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit