🌌 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: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.52 AU - 0.66 AU

Year: 169 Days

Day: 26 Hours

Environment

Temp: 182 °C

Axial Tilt: 14.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.61 AU - 0.65 AU

Year: 186 Days

Day: 33.6 Hours

Environment

Temp: 171 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.84 AU - 1.06 AU

Year: 345 Days

Day: 12.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.93 AU - 4.59 AU

Year: 3278 Days

Day: 31.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.2

Radius: 9.7

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 9.44 AU - 11.42 AU

Year: 12557 Days

Day: 11.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 130.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 93,140,859 km

• M1: 203,752 km (0.043 R)
• M2: 265,536 km (0.098 R)
• M3: 380,427 km (0.118 R)
• M4: 480,209 km (0.117 R)
• M5: 582,534 km (0.115 R)
• M6: 820,096 km (0.063 R)
• M7: 1,394,851 km (0.099 R)
• M8: 1,459,477 km (0.11 R)
• M9: 1,636,900 km (0.046 R)
• M10: 1,774,680 km (0.062 R)
• M11: 1,845,140 km (0.087 R)
• M12: 2,123,841 km (0.103 R)
• M13: 2,287,351 km (0.116 R)
• M14: 2,481,230 km (0.069 R)
• M15: 2,871,681 km (0.046 R)
• M16: 3,137,965 km (0.049 R)
• M17: 3,238,196 km (0.056 R)
• M18: 3,649,590 km (0.086 R)
• M19: 3,815,793 km (0.045 R)
• M20: 4,848,617 km (0.041 R)
• M21: 4,964,854 km (0.081 R)
• M22: 5,081,989 km (0.084 R)
• M23: 5,216,927 km (0.099 R)
• M24: 5,421,726 km (0.078 R)
• M25: 5,542,302 km (0.113 R)
• M26: 6,034,030 km (0.104 R)
• M27: 6,141,142 km (0.117 R)
• M28: 6,448,267 km (0.049 R)
• M29: 6,521,270 km (0.096 R)
• M30: 6,779,028 km (0.065 R)
• M31: 7,077,774 km (0.117 R)
• M32: 7,266,567 km (0.117 R)
• M33: 7,514,600 km (0.095 R)
• M34: 7,649,388 km (0.115 R)
• M35: 7,882,162 km (0.111 R)
• M36: 7,979,850 km (0.104 R)
• M37: 8,196,318 km (0.046 R)
• M38: 8,554,605 km (0.097 R)
• M39: 8,715,572 km (0.09 R)
• M40: 8,877,437 km (0.065 R)
• M41: 9,245,448 km (0.072 R)
• M42: 9,576,657 km (0.096 R)
• M43: 10,229,652 km (0.09 R)
• M44: 10,357,708 km (0.063 R)
• M45: 10,486,212 km (0.054 R)
• M46: 10,723,475 km (0.078 R)
• M47: 10,810,092 km (0.112 R)
• M48: 11,093,430 km (0.106 R)
• M49: 11,246,918 km (0.082 R)
• M50: 11,313,040 km (0.12 R)
• M51: 12,002,836 km (0.099 R)
• M52: 12,251,018 km (0.115 R)
• M53: 12,660,617 km (0.04 R)
• M54: 13,167,305 km (0.091 R)
• M55: 13,469,942 km (0.058 R)
• M56: 13,563,590 km (0.12 R)
• M57: 14,272,235 km (0.072 R)
• M58: 15,504,473 km (0.12 R)
• M59: 16,645,007 km (0.051 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.1

Radius: 4.7

Gravity: 36.45 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 14.42 AU - 18.58 AU

Year: 24985 Days

Day: 16.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 93,140,859 km

• M1: 180,864 km (0.092 R)
• M2: 246,836 km (0.088 R)
• M3: 362,176 km (0.045 R)
• M4: 591,211 km (0.104 R)
• M5: 803,041 km (0.053 R)
• M6: 1,636,750 km (0.078 R)
• M7: 2,324,601 km (0.039 R)
• M8: 2,365,142 km (0.105 R)
• M9: 2,827,101 km (0.091 R)
• M10: 3,547,414 km (0.11 R)
• M11: 3,594,238 km (0.09 R)
• M12: 4,778,455 km (0.048 R)
• M13: 5,144,820 km (0.09 R)
• M14: 5,251,184 km (0.116 R)
• M15: 5,683,821 km (0.09 R)
• M16: 5,738,724 km (0.094 R)
• M17: 6,698,394 km (0.034 R)
• M18: 6,989,961 km (0.102 R)
• M19: 8,135,431 km (0.078 R)
• M20: 8,259,448 km (0.118 R)
• M21: 8,446,445 km (0.091 R)
• M22: 8,952,236 km (0.093 R)
• M23: 9,016,114 km (0.114 R)
• M24: 11,002,624 km (0.084 R)
• M25: 12,684,703 km (0.104 R)
• M26: 14,972,652 km (0.059 R)
• M27: 16,202,347 km (0.113 R)
• M28: 17,864,828 km (0.12 R)
• M29: 18,187,511 km (0.117 R)
• M30: 19,167,377 km (0.067 R)
• M31: 20,331,996 km (0.054 R)
• M32: 22,035,168 km (0.081 R)
• M33: 23,694,956 km (0.083 R)
• M34: 23,960,792 km (0.092 R)
• M35: 24,584,615 km (0.091 R)
• M36: 24,943,500 km (0.12 R)
• M37: 25,033,558 km (0.115 R)
• M38: 25,123,616 km (0.1 R)
• M39: 28,438,555 km (0.111 R)
• M40: 28,626,749 km (0.116 R)
• M41: 29,764,292 km (0.101 R)
• M42: 30,242,706 km (0.104 R)
• M43: 31,013,284 km (0.117 R)
• M44: 31,303,953 km (0.086 R)
• M45: 31,595,519 km (0.115 R)
• M46: 36,892,630 km (0.097 R)
• M47: 38,025,984 km (0.058 R)
• M48: 38,336,998 km (0.113 R)
• M49: 38,544,789 km (0.047 R)
• M50: 40,326,649 km (0.041 R)
• M51: 40,855,777 km (0.1 R)
• M52: 42,242,250 km (0.059 R)
• M53: 43,427,514 km (0.113 R)
• M54: 45,170,778 km (0.085 R)
• M55: 46,382,521 km (0.1 R)
• M56: 46,714,927 km (0.092 R)
• M57: 46,936,930 km (0.1 R)
• M58: 47,493,434 km (0.051 R)
• M59: 47,828,384 km (0.116 R)
• M60: 48,276,280 km (0.068 R)
• M61: 48,388,478 km (0.119 R)
• M62: 50,081,478 km (0.045 R)
• M63: 50,992,379 km (0.084 R)
• M64: 51,564,441 km (0.058 R)
• M65: 52,138,598 km (0.037 R)
• M66: 52,253,639 km (0.072 R)
• M67: 52,945,978 km (0.118 R)
• M68: 53,641,458 km (0.072 R)
• M69: 55,393,100 km (0.067 R)
• M70: 55,510,534 km (0.046 R)
• M71: 56,334,968 km (0.095 R)
• M72: 56,689,515 km (0.073 R)
• M73: 58,115,033 km (0.092 R)
• M74: 59,672,795 km (0.054 R)
• M75: 61,974,059 km (0.036 R)
• M76: 64,180,778 km (0.072 R)
• M77: 64,551,032 km (0.11 R)
• M78: 66,537,991 km (0.091 R)
• M79: 67,538,951 km (0.077 R)
• M80: 69,682,389 km (0.073 R)
• M81: 70,953,672 km (0.113 R)
• M82: 74,942,849 km (0.063 R)
• M83: 76,375,847 km (0.057 R)
• M84: 77,554,977 km (0.106 R)
• M85: 80,462,561 km (0.106 R)
• M86: 81,261,713 km (0.079 R)
• M87: 81,662,336 km (0.066 R)
• M88: 83,809,664 km (0.112 R)
• M89: 85,161,281 km (0.083 R)
• M90: 86,383,794 km (0.101 R)
• M91: 88,022,938 km (0.084 R)
• M92: 89,396,546 km (0.082 R)
• M93: 90,086,043 km (0.086 R)
• M94: 90,362,350 km (0.091 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 13,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit