🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.75 AU - 0.75 AU

Year: 228 Days

Day: 43.2 Hours

Environment

Temp: 220 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.66 AU - 0.9 AU

Year: 242 Days

Day: 47.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 8.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,534,302 km

• M1: 121,174 km (0.056 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.95 AU - 1.47 AU

Year: 468 Days

Day: 30.4 Hours

Environment

Temp: 25 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.62 AU - 4.82 AU

Year: 3047 Days

Day: 21.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.6

Radius: 8.8

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.7 AU - 6.54 AU

Year: 4683 Days

Day: 12.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,534,302 km

• M1: 111,151 km (0.059 R)
• M2: 409,898 km (0.094 R)
• M3: 739,761 km (0.059 R)
• M4: 1,269,936 km (0.079 R)
• M5: 1,649,317 km (0.115 R)
• M6: 2,049,341 km (0.081 R)
• M7: 2,560,068 km (0.108 R)
• M8: 3,492,661 km (0.086 R)
• M9: 4,090,903 km (0.107 R)
• M10: 4,542,091 km (0.086 R)
• M11: 8,433,580 km (0.048 R)
• M12: 8,721,406 km (0.07 R)
• M13: 9,393,101 km (0.05 R)
• M14: 11,972,766 km (0.056 R)
• M15: 12,991,677 km (0.055 R)
• M16: 14,627,081 km (0.113 R)
• M17: 15,845,107 km (0.044 R)
• M18: 16,339,678 km (0.055 R)
• M19: 17,417,530 km (0.096 R)
• M20: 17,708,947 km (0.117 R)
• M21: 18,481,770 km (0.094 R)
• M22: 19,463,581 km (0.088 R)
• M23: 21,934,189 km (0.094 R)
• M24: 23,385,738 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.5

Radius: 8

Gravity: 13.85 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.62 AU - 7.14 AU

Year: 5011 Days

Day: 9.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,534,302 km

• M1: 99,931 km (0.054 R)
• M2: 444,605 km (0.085 R)
• M3: 926,011 km (0.077 R)
• M4: 1,216,979 km (0.119 R)
• M5: 1,606,980 km (0.068 R)
• M6: 1,859,950 km (0.064 R)
• M7: 2,464,775 km (0.115 R)
• M8: 3,445,837 km (0.101 R)
• M9: 4,991,034 km (0.065 R)
• M10: 5,476,928 km (0.028 R)
• M11: 6,476,989 km (0.088 R)
• M12: 7,667,788 km (0.098 R)
• M13: 8,275,904 km (0.065 R)
• M14: 9,039,451 km (0.071 R)
• M15: 9,374,700 km (0.082 R)
• M16: 11,417,459 km (0.099 R)
• M17: 13,039,250 km (0.111 R)
• M18: 14,636,656 km (0.044 R)
• M19: 15,099,212 km (0.101 R)
• M20: 16,545,973 km (0.068 R)
• M21: 18,615,660 km (0.05 R)
• M22: 18,885,983 km (0.101 R)
• M23: 23,812,690 km (0.044 R)
• M24: 24,131,333 km (0.061 R)
• M25: 25,351,753 km (0.094 R)
• M26: 26,869,722 km (0.074 R)
• M27: 30,646,021 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.2

Radius: 14.3

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 10.02 AU - 10.92 AU

Year: 11907 Days

Day: 7.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,534,302 km

• M1: 177,872 km (0.116 R)
• M2: 776,413 km (0.1 R)
• M3: 1,234,332 km (0.086 R)
• M4: 1,922,931 km (0.054 R)
• M5: 2,534,936 km (0.068 R)
• M6: 3,052,993 km (0.109 R)
• M7: 3,575,240 km (0.119 R)
• M8: 4,206,393 km (0.056 R)
• M9: 5,394,499 km (0.078 R)
• M10: 6,260,671 km (0.087 R)
• M11: 7,545,268 km (0.106 R)
• M12: 8,833,605 km (0.113 R)
• M13: 9,508,889 km (0.043 R)
• M14: 10,632,818 km (0.101 R)
• M15: 11,251,405 km (0.091 R)
• M16: 11,994,907 km (0.045 R)
• M17: 15,063,907 km (0.103 R)
• M18: 16,276,847 km (0.114 R)
• M19: 17,423,365 km (0.116 R)
• M20: 18,083,241 km (0.094 R)
• M21: 18,965,868 km (0.102 R)
• M22: 20,379,718 km (0.077 R)
• M23: 23,977,547 km (0.117 R)
• M24: 33,505,435 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 537.1

Radius: 4.2

Gravity: 30.45 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 18.21 AU - 19.97 AU

Year: 29315 Days

Day: 23.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 90,534,302 km

• M1: 52,210 km (0.1 R)
• M2: 290,070 km (0.069 R)
• M3: 723,156 km (0.115 R)
• M4: 926,609 km (0.115 R)
• M5: 1,153,100 km (0.029 R)
• M6: 1,679,535 km (0.118 R)
• M7: 2,258,928 km (0.105 R)
• M8: 2,619,459 km (0.092 R)
• M9: 2,826,801 km (0.111 R)
• M10: 3,158,310 km (0.099 R)
• M11: 6,334,123 km (0.064 R)
• M12: 6,900,501 km (0.108 R)
• M13: 7,448,777 km (0.045 R)
• M14: 7,759,791 km (0.056 R)
• M15: 8,859,336 km (0.111 R)
• M16: 9,326,978 km (0.102 R)
• M17: 9,749,293 km (0.116 R)
• M18: 11,093,281 km (0.117 R)
• M19: 11,430,474 km (0.106 R)
• M20: 14,861,202 km (0.117 R)
• M21: 21,201,908 km (0.103 R)
• M22: 23,882,851 km (0.12 R)
• M23: 26,781,460 km (0.071 R)
• M24: 27,510,300 km (0.096 R)
• M25: 28,502,733 km (0.05 R)
• M26: 31,220,776 km (0.074 R)
• M27: 33,543,882 km (0.059 R)
• M28: 33,965,449 km (0.118 R)
• M29: 34,675,889 km (0.113 R)
• M30: 36,126,390 km (0.056 R)
• M31: 52,351,775 km (0.057 R)
• M32: 54,644,661 km (0.109 R)
• M33: 59,840,644 km (0.096 R)
• M34: 60,876,161 km (0.096 R)
• M35: 62,134,578 km (0.095 R)
• M36: 63,839,246 km (0.084 R)
• M37: 67,564,831 km (0.087 R)
• M38: 72,597,603 km (0.101 R)
• M39: 74,487,921 km (0.09 R)
• M40: 75,685,901 km (0.095 R)
• M41: 79,108,551 km (0.107 R)
• M42: 79,855,044 km (0.062 R)
• M43: 81,362,392 km (0.12 R)
• M44: 84,952,741 km (0.056 R)
• M45: 86,260,227 km (0.118 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 16,196 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit