🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.16 AU - 1.28 AU

Year: 483 Days

Day: 22.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.15 AU - 1.75 AU

Year: 625 Days

Day: 45.4 Hours

Environment

Temp: -18 °C

Axial Tilt: 49.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.61 AU - 2.03 AU

Year: 879 Days

Day: 33.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 48.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.07 AU - 2.37 AU

Year: 1185 Days

Day: 26.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,352,544 km

• M1: 1,010,534 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.54 AU - 3.46 AU

Year: 1861 Days

Day: 41.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.03 AU - 4.77 AU

Year: 2758 Days

Day: 36.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,352,544 km

• M1: 238,160 km (0.072 R)

Asteroid Belt

Center: 7.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.8

Radius: 14.2

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 8.54 AU - 13.1 AU

Year: 12747 Days

Day: 6.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 66,352,544 km

• M1: 248,482 km (0.096 R)
• M2: 366,066 km (0.106 R)
• M3: 508,184 km (0.087 R)
• M4: 683,961 km (0.114 R)
• M5: 841,488 km (0.119 R)
• M6: 1,506,750 km (0.096 R)
• M7: 1,611,618 km (0.066 R)
• M8: 1,956,291 km (0.062 R)
• M9: 2,324,901 km (0.112 R)
• M10: 2,977,446 km (0.087 R)
• M11: 3,298,783 km (0.054 R)
• M12: 3,649,290 km (0.083 R)
• M13: 4,310,962 km (0.107 R)
• M14: 4,578,443 km (0.072 R)
• M15: 5,933,500 km (0.05 R)
• M16: 6,060,659 km (0.099 R)
• M17: 6,188,714 km (0.108 R)
• M18: 7,043,068 km (0.032 R)
• M19: 7,450,124 km (0.086 R)
• M20: 7,818,284 km (0.089 R)
• M21: 8,263,338 km (0.109 R)
• M22: 8,453,327 km (0.109 R)
• M23: 8,548,770 km (0.028 R)
• M24: 8,983,053 km (0.119 R)
• M25: 9,548,383 km (0.099 R)
• M26: 10,507,904 km (0.104 R)
• M27: 11,287,159 km (0.109 R)
• M28: 11,551,050 km (0.107 R)
• M29: 11,923,997 km (0.119 R)
• M30: 12,031,259 km (0.09 R)
• M31: 12,983,599 km (0.079 R)
• M32: 13,791,278 km (0.114 R)
• M33: 13,988,598 km (0.074 R)
• M34: 14,243,812 km (0.086 R)
• M35: 16,789,070 km (0.089 R)
• M36: 17,515,667 km (0.107 R)
• M37: 21,040,342 km (0.059 R)
• M38: 21,365,418 km (0.058 R)
• M39: 21,757,814 km (0.076 R)
• M40: 22,086,630 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.8

Radius: 11.8

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 9.93 AU - 14.61 AU

Year: 15394 Days

Day: 6.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 66,352,544 km

• M1: 148,850 km (0.104 R)
• M2: 543,639 km (0.056 R)
• M3: 1,479,523 km (0.07 R)
• M4: 1,644,829 km (0.077 R)
• M5: 1,934,300 km (0.106 R)
• M6: 3,250,014 km (0.047 R)
• M7: 3,430,728 km (0.087 R)
• M8: 3,614,883 km (0.103 R)
• M9: 3,954,620 km (0.045 R)
• M10: 4,344,322 km (0.042 R)
• M11: 4,584,128 km (0.087 R)
• M12: 5,035,165 km (0.075 R)
• M13: 5,160,678 km (0.073 R)
• M14: 5,287,238 km (0.049 R)
• M15: 5,673,200 km (0.106 R)
• M16: 6,609,234 km (0.052 R)
• M17: 6,978,441 km (0.067 R)
• M18: 7,118,615 km (0.098 R)
• M19: 7,497,247 km (0.115 R)
• M20: 7,785,372 km (0.112 R)
• M21: 8,077,387 km (0.077 R)
• M22: 8,273,959 km (0.093 R)
• M23: 11,079,966 km (0.111 R)
• M24: 12,811,711 km (0.102 R)
• M25: 13,098,939 km (0.044 R)
• M26: 15,228,764 km (0.099 R)
• M27: 15,533,046 km (0.106 R)
• M28: 16,271,461 km (0.074 R)
• M29: 16,895,584 km (0.113 R)
• M30: 17,210,637 km (0.07 R)
• M31: 18,879,999 km (0.073 R)
• M32: 19,403,891 km (0.109 R)
• M33: 19,667,782 km (0.1 R)
• M34: 20,533,205 km (0.034 R)
• M35: 20,667,544 km (0.085 R)
• M36: 20,936,970 km (0.1 R)
• M37: 22,924,826 km (0.091 R)
• M38: 24,686,491 km (0.116 R)
• M39: 25,115,837 km (0.062 R)
• M40: 25,691,938 km (0.109 R)
• M41: 25,909,154 km (0.104 R)
• M42: 26,418,386 km (0.11 R)
• M43: 26,784,152 km (0.105 R)
• M44: 27,225,167 km (0.118 R)
• M45: 28,413,124 km (0.044 R)
• M46: 28,487,923 km (0.119 R)
• M47: 30,609,220 km (0.047 R)
• M48: 31,456,393 km (0.117 R)
• M49: 33,095,238 km (0.094 R)
• M50: 33,410,590 km (0.109 R)
• M51: 33,885,414 km (0.073 R)
• M52: 37,025,772 km (0.114 R)
• M53: 38,010,575 km (0.094 R)
• M54: 38,093,003 km (0.105 R)
• M55: 38,175,581 km (0.073 R)
• M56: 38,921,028 km (0.094 R)
• M57: 40,763,176 km (0.114 R)
• M58: 41,270,462 km (0.104 R)
• M59: 42,291,468 km (0.087 R)
• M60: 43,234,682 km (0.036 R)
• M61: 43,838,609 km (0.099 R)
• M62: 44,619,061 km (0.099 R)
• M63: 44,793,043 km (0.09 R)
• M64: 45,229,121 km (0.116 R)
• M65: 45,666,695 km (0.061 R)
• M66: 46,281,692 km (0.071 R)
• M67: 47,253,479 km (0.062 R)
• M68: 47,786,497 km (0.053 R)
• M69: 48,142,839 km (0.112 R)
• M70: 51,298,905 km (0.096 R)
• M71: 51,938,137 km (0.08 R)
• M72: 52,488,059 km (0.067 R)
• M73: 52,763,917 km (0.059 R)
• M74: 53,593,886 km (0.049 R)
• M75: 54,242,542 km (0.042 R)
• M76: 54,893,742 km (0.115 R)
• M77: 57,713,811 km (0.026 R)
• M78: 58,283,330 km (0.088 R)
• M79: 59,428,353 km (0.11 R)
• M80: 60,773,387 km (0.104 R)
• M81: 60,869,878 km (0.103 R)
• M82: 63,983,458 km (0.075 R)
• M83: 64,573,023 km (0.057 R)
• M84: 64,967,064 km (0.085 R)
• M85: 66,253,307 km (0.067 R)

Kuiper Belt

Range: 30.6 - 58.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 15,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit