🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.56 AU - 0.74 AU

Year: 190 Days

Day: 13.2 Hours

Environment

Temp: 187 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.68 AU - 0.8 AU

Year: 231 Days

Day: 33.6 Hours

Environment

Temp: 172 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.84 AU - 1.1 AU

Year: 347 Days

Day: 25.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.97 AU - 3.15 AU

Year: 1945 Days

Day: 38.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,263,173 km

• M1: 604,226 km (0.085 R)

Asteroid Belt

Center: 4.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.2

Radius: 13.1

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 6.25 AU - 7.33 AU

Year: 6430 Days

Day: 13.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 146.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 100,263,173 km

• M1: 162,912 km (0.12 R)
• M2: 834,756 km (0.062 R)
• M3: 2,135,360 km (0.1 R)
• M4: 3,511,511 km (0.104 R)
• M5: 4,116,784 km (0.118 R)
• M6: 4,905,314 km (0.114 R)
• M7: 6,856,220 km (0.084 R)
• M8: 7,608,996 km (0.105 R)
• M9: 8,669,346 km (0.064 R)
• M10: 9,825,738 km (0.081 R)
• M11: 10,684,878 km (0.105 R)
• M12: 17,674,689 km (0.073 R)
• M13: 18,657,697 km (0.117 R)
• M14: 22,875,459 km (0.107 R)
• M15: 25,513,318 km (0.05 R)
• M16: 30,185,559 km (0.117 R)
• M17: 30,782,006 km (0.092 R)
• M18: 34,635,497 km (0.063 R)
• M19: 35,179,734 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 841.8

Radius: 8

Gravity: 13.15 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 14.42 AU - 16.06 AU

Year: 21623 Days

Day: 24.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 88.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 100,263,173 km

• M1: 100,829 km (0.119 R)
• M2: 350,209 km (0.098 R)
• M3: 725,550 km (0.104 R)
• M4: 975,677 km (0.066 R)
• M5: 1,241,064 km (0.104 R)
• M6: 1,504,655 km (0.061 R)
• M7: 1,981,873 km (0.074 R)
• M8: 2,437,996 km (0.106 R)
• M9: 2,779,678 km (0.108 R)
• M10: 3,125,399 km (0.114 R)
• M11: 3,529,612 km (0.035 R)
• M12: 4,767,834 km (0.074 R)
• M13: 5,628,769 km (0.092 R)
• M14: 7,109,340 km (0.066 R)
• M15: 8,337,837 km (0.072 R)
• M16: 8,610,554 km (0.098 R)
• M17: 9,701,871 km (0.119 R)
• M18: 11,474,456 km (0.109 R)
• M19: 13,010,976 km (0.086 R)
• M20: 14,134,156 km (0.097 R)
• M21: 18,900,943 km (0.073 R)
• M22: 23,002,767 km (0.073 R)
• M23: 23,757,787 km (0.066 R)
• M24: 26,589,376 km (0.107 R)
• M25: 27,420,841 km (0.099 R)
• M26: 29,638,480 km (0.09 R)
• M27: 30,019,356 km (0.051 R)
• M28: 31,707,568 km (0.078 R)
• M29: 33,458,162 km (0.114 R)
• M30: 34,287,533 km (0.109 R)
• M31: 36,857,774 km (0.085 R)
• M32: 38,040,195 km (0.116 R)
• M33: 38,943,467 km (0.096 R)
• M34: 40,792,946 km (0.118 R)
• M35: 42,700,169 km (0.037 R)
• M36: 45,502,736 km (0.057 R)
• M37: 46,009,573 km (0.106 R)
• M38: 46,349,759 km (0.115 R)
• M39: 52,021,463 km (0.099 R)
• M40: 58,139,118 km (0.043 R)
• M41: 82,049,495 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.4

Radius: 6.5

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 14.52 AU - 21.06 AU

Year: 27271 Days

Day: 16.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 100,263,173 km

• M1: 122,521 km (0.102 R)
• M2: 349,461 km (0.048 R)
• M3: 611,107 km (0.108 R)
• M4: 1,372,710 km (0.085 R)
• M5: 2,102,299 km (0.037 R)
• M6: 2,481,679 km (0.094 R)
• M7: 3,709,728 km (0.089 R)
• M8: 6,222,972 km (0.081 R)
• M9: 6,567,047 km (0.119 R)
• M10: 7,718,801 km (0.105 R)
• M11: 8,620,129 km (0.031 R)
• M12: 9,144,768 km (0.073 R)
• M13: 9,489,442 km (0.102 R)
• M14: 11,233,005 km (0.113 R)
• M15: 11,457,851 km (0.099 R)
• M16: 11,800,878 km (0.102 R)
• M17: 12,749,179 km (0.087 R)
• M18: 13,492,980 km (0.083 R)
• M19: 20,600,375 km (0.066 R)
• M20: 21,623,325 km (0.085 R)
• M21: 22,147,217 km (0.083 R)
• M22: 22,769,245 km (0.049 R)
• M23: 23,770,054 km (0.108 R)
• M24: 28,482,238 km (0.089 R)
• M25: 32,970,473 km (0.07 R)
• M26: 35,804,904 km (0.103 R)
• M27: 37,406,050 km (0.115 R)
• M28: 40,223,576 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 843

Radius: 4.5

Gravity: 41.63 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 13.88 AU - 21.7 AU

Year: 27271 Days

Day: 24.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 110.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 100,263,173 km

• M1: 56,099 km (0.056 R)
• M2: 281,244 km (0.034 R)
• M3: 522,695 km (0.088 R)
• M4: 1,565,991 km (0.117 R)
• M5: 1,776,924 km (0.081 R)
• M6: 1,920,837 km (0.066 R)
• M7: 5,214,533 km (0.059 R)
• M8: 6,712,756 km (0.087 R)
• M9: 7,694,267 km (0.042 R)
• M10: 9,809,731 km (0.107 R)
• M11: 12,136,277 km (0.118 R)
• M12: 15,059,120 km (0.055 R)
• M13: 16,546,721 km (0.086 R)
• M14: 19,607,643 km (0.07 R)
• M15: 21,592,657 km (0.1 R)
• M16: 24,053,842 km (0.067 R)
• M17: 30,465,307 km (0.109 R)
• M18: 31,011,489 km (0.117 R)
• M19: 40,333,980 km (0.099 R)
• M20: 42,162,065 km (0.101 R)
• M21: 50,786,981 km (0.118 R)
• M22: 55,105,124 km (0.101 R)
• M23: 57,146,237 km (0.108 R)
• M24: 61,595,726 km (0.061 R)
• M25: 69,045,102 km (0.106 R)
• M26: 79,108,401 km (0.074 R)
• M27: 80,658,385 km (0.034 R)
• M28: 82,756,345 km (0.094 R)
• M29: 87,334,788 km (0.116 R)
• M30: 91,795,497 km (0.105 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 14,045 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit