🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.67 AU - 0.89 AU

Year: 253 Days

Day: 47.4 Hours

Environment

Temp: 113 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 73,292,868 km

• M1: 37,549 km (0.041 R)
• M2: 118,332 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.86 AU - 0.88 AU

Year: 298 Days

Day: 28.7 Hours

Environment

Temp: 107 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,292,868 km

• M1: 316,549 km (0.038 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.9 AU - 1.02 AU

Year: 345 Days

Day: 44 Hours

Environment

Temp: 45 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.3 AU - 2.68 AU

Year: 1442 Days

Day: 35.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.24 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.67 AU - 4.29 AU

Year: 2915 Days

Day: 43.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,292,868 km

• M1: 3,253,155 km (0.071 R)

Asteroid Belt

Center: 4.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.7

Radius: 13.3

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.19 AU - 6.77 AU

Year: 4709 Days

Day: 11.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,292,868 km

• M1: 165,455 km (0.116 R)
• M2: 586,723 km (0.119 R)
• M3: 1,102,686 km (0.066 R)
• M4: 2,081,804 km (0.111 R)
• M5: 2,740,783 km (0.118 R)
• M6: 3,493,709 km (0.096 R)
• M7: 4,211,180 km (0.088 R)
• M8: 4,838,294 km (0.087 R)
• M9: 5,761,164 km (0.115 R)
• M10: 6,568,244 km (0.109 R)
• M11: 7,204,783 km (0.114 R)
• M12: 7,918,814 km (0.099 R)
• M13: 11,684,192 km (0.119 R)
• M14: 12,721,653 km (0.052 R)
• M15: 13,552,819 km (0.088 R)
• M16: 14,586,241 km (0.106 R)
• M17: 20,417,267 km (0.062 R)
• M18: 21,267,880 km (0.111 R)
• M19: 21,921,324 km (0.109 R)
• M20: 26,876,155 km (0.041 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.9

Radius: 9.2

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.62 AU - 6.32 AU

Year: 5355 Days

Day: 5.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,292,868 km

• M1: 114,742 km (0.065 R)
• M2: 449,392 km (0.073 R)
• M3: 753,674 km (0.047 R)
• M4: 1,253,929 km (0.105 R)
• M5: 1,570,030 km (0.034 R)
• M6: 1,988,604 km (0.115 R)
• M7: 2,985,973 km (0.06 R)
• M8: 3,307,160 km (0.091 R)
• M9: 3,708,232 km (0.063 R)
• M10: 5,877,252 km (0.12 R)
• M11: 6,834,379 km (0.11 R)
• M12: 7,641,160 km (0.103 R)
• M13: 8,951,189 km (0.119 R)
• M14: 9,879,443 km (0.052 R)
• M15: 10,253,139 km (0.091 R)
• M16: 12,264,632 km (0.05 R)
• M17: 12,916,280 km (0.12 R)
• M18: 13,682,371 km (0.085 R)
• M19: 14,147,022 km (0.084 R)
• M20: 15,058,671 km (0.065 R)
• M21: 17,159,025 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.7

Radius: 14.4

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 7.85 AU - 12.73 AU

Year: 12117 Days

Day: 11.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,292,868 km

• M1: 179,069 km (0.11 R)
• M2: 631,303 km (0.116 R)
• M3: 1,669,213 km (0.102 R)
• M4: 2,121,447 km (0.111 R)
• M5: 2,617,215 km (0.08 R)
• M6: 3,569,854 km (0.088 R)
• M7: 6,986,071 km (0.092 R)
• M8: 9,046,034 km (0.088 R)
• M9: 9,521,904 km (0.06 R)
• M10: 10,837,767 km (0.092 R)
• M11: 11,320,669 km (0.076 R)
• M12: 11,930,131 km (0.063 R)
• M13: 12,387,302 km (0.072 R)
• M14: 13,829,126 km (0.065 R)
• M15: 20,566,416 km (0.055 R)
• M16: 21,643,521 km (0.086 R)
• M17: 26,331,320 km (0.096 R)
• M18: 26,815,119 km (0.118 R)
• M19: 30,794,123 km (0.119 R)
• M20: 33,316,643 km (0.114 R)
• M21: 36,570,097 km (0.08 R)
• M22: 40,284,911 km (0.1 R)
• M23: 45,342,516 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400.9

Radius: 4.1

Gravity: 23.85 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 14.83 AU - 18.27 AU

Year: 24716 Days

Day: 21.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,292,868 km

• M1: 109,954 km (0.079 R)
• M2: 298,149 km (0.079 R)
• M3: 789,129 km (0.101 R)
• M4: 1,089,072 km (0.088 R)
• M5: 1,353,262 km (0.071 R)
• M6: 2,318,468 km (0.102 R)
• M7: 2,854,178 km (0.03 R)
• M8: 3,760,890 km (0.079 R)
• M9: 7,510,561 km (0.082 R)
• M10: 7,752,610 km (0.072 R)
• M11: 11,203,833 km (0.086 R)
• M12: 11,519,934 km (0.069 R)
• M13: 12,437,118 km (0.104 R)
• M14: 14,489,751 km (0.037 R)
• M15: 15,713,611 km (0.116 R)
• M16: 17,254,469 km (0.054 R)
• M17: 17,591,214 km (0.094 R)
• M18: 18,452,299 km (0.076 R)
• M19: 19,704,433 km (0.116 R)
• M20: 25,934,137 km (0.118 R)
• M21: 26,154,495 km (0.086 R)
• M22: 27,846,596 km (0.07 R)
• M23: 29,251,620 km (0.097 R)
• M24: 33,098,978 km (0.098 R)
• M25: 36,299,325 km (0.09 R)
• M26: 54,699,863 km (0.069 R)
• M27: 54,880,876 km (0.088 R)
• M28: 57,456,353 km (0.077 R)
• M29: 63,843,434 km (0.12 R)
• M30: 65,053,382 km (0.115 R)
• M31: 66,278,589 km (0.085 R)
• M32: 66,690,282 km (0.063 R)
• M33: 68,354,558 km (0.111 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 19,683 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit