🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.5 AU - 0.54 AU

Year: 135 Days

Day: 15.6 Hours

Environment

Temp: 216 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.58 AU - 0.72 AU

Year: 189 Days

Day: 33.9 Hours

Environment

Temp: 150 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.73 AU - 0.89 AU

Year: 262 Days

Day: 33.5 Hours

Environment

Temp: 174 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.05 AU - 1.11 AU

Year: 404 Days

Day: 33.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 18 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,945,835 km

• M1: 47,871 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.91 AU - 1.41 AU

Year: 450 Days

Day: 25.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 21.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.52 AU - 2.4 AU

Year: 988 Days

Day: 45.4 Hours

Environment

Temp: -67 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.9

Radius: 13.2

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.44 AU - 5.8 AU

Year: 4169 Days

Day: 10.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 54,945,835 km

• M1: 223,649 km (0.117 R)
• M2: 317,447 km (0.101 R)
• M3: 402,119 km (0.089 R)
• M4: 676,033 km (0.113 R)
• M5: 805,285 km (0.049 R)
• M6: 960,718 km (0.101 R)
• M7: 1,172,548 km (0.069 R)
• M8: 1,322,744 km (0.094 R)
• M9: 1,520,064 km (0.088 R)
• M10: 1,674,599 km (0.031 R)
• M11: 1,791,435 km (0.073 R)
• M12: 1,933,253 km (0.112 R)
• M13: 2,044,853 km (0.052 R)
• M14: 2,345,844 km (0.12 R)
• M15: 2,453,405 km (0.063 R)
• M16: 2,773,694 km (0.031 R)
• M17: 2,964,731 km (0.088 R)
• M18: 3,094,582 km (0.086 R)
• M19: 3,266,320 km (0.101 R)
• M20: 3,441,200 km (0.112 R)
• M21: 3,564,169 km (0.099 R)
• M22: 3,772,410 km (0.112 R)
• M23: 3,885,206 km (0.085 R)
• M24: 3,970,477 km (0.083 R)
• M25: 4,510,675 km (0.044 R)
• M26: 4,919,676 km (0.036 R)
• M27: 5,167,709 km (0.111 R)
• M28: 5,356,501 km (0.117 R)
• M29: 5,627,872 km (0.109 R)
• M30: 5,822,349 km (0.036 R)
• M31: 6,673,112 km (0.033 R)
• M32: 6,758,682 km (0.032 R)
• M33: 6,844,551 km (0.105 R)
• M34: 6,948,073 km (0.112 R)
• M35: 7,139,409 km (0.109 R)
• M36: 7,759,492 km (0.082 R)
• M37: 7,849,550 km (0.026 R)
• M38: 7,976,259 km (0.048 R)
• M39: 8,158,320 km (0.056 R)
• M40: 8,323,326 km (0.1 R)
• M41: 8,452,579 km (0.049 R)
• M42: 8,712,879 km (0.113 R)
• M43: 9,108,416 km (0.114 R)
• M44: 9,471,490 km (0.116 R)
• M45: 9,567,681 km (0.084 R)
• M46: 9,664,322 km (0.104 R)
• M47: 10,191,953 km (0.058 R)
• M48: 10,310,435 km (0.034 R)
• M49: 10,768,952 km (0.12 R)
• M50: 11,011,002 km (0.077 R)
• M51: 11,234,351 km (0.103 R)
• M52: 11,747,622 km (0.062 R)
• M53: 11,954,964 km (0.109 R)
• M54: 12,038,290 km (0.068 R)
• M55: 12,605,865 km (0.065 R)
• M56: 12,967,742 km (0.115 R)
• M57: 13,053,312 km (0.072 R)
• M58: 13,333,060 km (0.081 R)
• M59: 13,658,136 km (0.057 R)
• M60: 14,560,211 km (0.12 R)
• M61: 14,671,662 km (0.028 R)
• M62: 14,783,262 km (0.102 R)
• M63: 15,142,296 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.2

Radius: 5.6

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 12.36 AU - 15.36 AU

Year: 18570 Days

Day: 24.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 54,945,835 km

• M1: 83,476 km (0.11 R)
• M2: 132,993 km (0.105 R)
• M3: 261,048 km (0.056 R)
• M4: 428,897 km (0.105 R)
• M5: 628,760 km (0.116 R)
• M6: 1,085,931 km (0.068 R)
• M7: 1,358,199 km (0.065 R)
• M8: 1,453,643 km (0.108 R)
• M9: 2,350,781 km (0.113 R)
• M10: 2,944,236 km (0.099 R)
• M11: 3,006,020 km (0.06 R)
• M12: 3,984,090 km (0.107 R)
• M13: 4,260,398 km (0.066 R)
• M14: 4,295,404 km (0.095 R)
• M15: 4,330,410 km (0.119 R)
• M16: 4,614,496 km (0.073 R)
• M17: 4,686,452 km (0.111 R)
• M18: 5,926,469 km (0.087 R)
• M19: 6,441,236 km (0.105 R)
• M20: 7,052,941 km (0.096 R)
• M21: 7,428,881 km (0.101 R)
• M22: 7,555,740 km (0.09 R)
• M23: 7,683,197 km (0.111 R)
• M24: 7,811,402 km (0.107 R)
• M25: 7,940,206 km (0.118 R)
• M26: 7,983,440 km (0.065 R)
• M27: 8,026,674 km (0.089 R)
• M28: 8,862,178 km (0.025 R)
• M29: 9,131,903 km (0.09 R)
• M30: 9,267,588 km (0.12 R)
• M31: 10,378,053 km (0.078 R)
• M32: 10,472,599 km (0.116 R)
• M33: 10,805,305 km (0.111 R)
• M34: 11,529,957 km (0.087 R)
• M35: 12,021,834 km (0.088 R)
• M36: 13,332,312 km (0.093 R)
• M37: 13,641,231 km (0.082 R)
• M38: 13,692,843 km (0.118 R)
• M39: 14,318,311 km (0.05 R)
• M40: 15,059,868 km (0.039 R)
• M41: 17,190,291 km (0.118 R)
• M42: 17,302,041 km (0.028 R)
• M43: 18,205,014 km (0.051 R)
• M44: 19,065,351 km (0.109 R)
• M45: 19,180,990 km (0.095 R)
• M46: 19,413,166 km (0.105 R)
• M47: 19,529,553 km (0.096 R)
• M48: 21,063,829 km (0.118 R)
• M49: 21,243,346 km (0.065 R)
• M50: 21,483,601 km (0.074 R)
• M51: 24,183,992 km (0.085 R)
• M52: 24,309,205 km (0.083 R)
• M53: 24,372,036 km (0.034 R)
• M54: 25,510,027 km (0.119 R)
• M55: 25,957,325 km (0.103 R)
• M56: 26,471,642 km (0.071 R)
• M57: 26,600,745 km (0.106 R)
• M58: 26,989,251 km (0.089 R)
• M59: 27,119,252 km (0.065 R)
• M60: 28,628,545 km (0.106 R)
• M61: 30,299,553 km (0.066 R)
• M62: 30,434,640 km (0.044 R)
• M63: 30,502,258 km (0.099 R)
• M64: 30,637,644 km (0.095 R)
• M65: 32,277,386 km (0.111 R)
• M66: 32,484,430 km (0.068 R)
• M67: 33,665,654 km (0.105 R)
• M68: 35,073,071 km (0.072 R)
• M69: 35,499,126 km (0.11 R)
• M70: 36,069,842 km (0.094 R)
• M71: 38,163,763 km (0.078 R)
• M72: 38,455,629 km (0.053 R)
• M73: 38,528,782 km (0.038 R)
• M74: 39,409,465 km (0.085 R)
• M75: 39,556,968 km (0.112 R)
• M76: 39,926,325 km (0.12 R)
• M77: 40,817,480 km (0.107 R)
• M78: 41,041,278 km (0.099 R)
• M79: 42,392,745 km (0.034 R)
• M80: 43,453,993 km (0.083 R)
• M81: 44,140,797 km (0.084 R)
• M82: 47,001,856 km (0.066 R)
• M83: 47,158,186 km (0.081 R)
• M84: 47,628,372 km (0.07 R)
• M85: 48,652,220 km (0.107 R)
• M86: 49,365,353 km (0.119 R)
• M87: 49,524,225 km (0.116 R)
• M88: 49,762,984 km (0.117 R)
• M89: 50,161,662 km (0.119 R)
• M90: 51,042,494 km (0.109 R)
• M91: 53,797,489 km (0.091 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 15,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit