🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.59 AU - 0.65 AU

Year: 315 Days

Day: 46.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 89.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,172,947 km

• M1: 143,764 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.59 AU - 0.67 AU

Year: 323 Days

Day: 25.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.5

Radius: 9.8

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.52 AU - 5.5 AU

Year: 7241 Days

Day: 7.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,172,947 km

• M1: 121,922 km (0.096 R)
• M2: 590,762 km (0.108 R)
• M3: 1,554,771 km (0.112 R)
• M4: 2,200,136 km (0.083 R)
• M5: 2,837,572 km (0.056 R)
• M6: 3,392,880 km (0.113 R)
• M7: 3,921,708 km (0.118 R)
• M8: 4,373,195 km (0.089 R)
• M9: 4,720,561 km (0.066 R)
• M10: 5,144,372 km (0.043 R)
• M11: 5,593,464 km (0.115 R)
• M12: 6,467,864 km (0.114 R)
• M13: 7,849,400 km (0.086 R)
• M14: 9,330,569 km (0.097 R)
• M15: 10,605,442 km (0.106 R)
• M16: 11,284,616 km (0.112 R)
• M17: 12,837,741 km (0.086 R)
• M18: 14,411,511 km (0.052 R)
• M19: 16,047,214 km (0.046 R)
• M20: 19,183,833 km (0.079 R)
• M21: 20,783,632 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.7

Radius: 12.2

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.82 AU - 6.36 AU

Year: 7415 Days

Day: 10.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,172,947 km

• M1: 151,842 km (0.112 R)
• M2: 549,024 km (0.071 R)
• M3: 938,577 km (0.071 R)
• M4: 1,589,926 km (0.082 R)
• M5: 2,679,447 km (0.085 R)
• M6: 4,134,885 km (0.117 R)
• M7: 4,655,037 km (0.066 R)
• M8: 5,961,326 km (0.095 R)
• M9: 6,959,293 km (0.07 R)
• M10: 7,819,032 km (0.116 R)
• M11: 8,704,651 km (0.055 R)
• M12: 9,331,317 km (0.048 R)
• M13: 10,927,975 km (0.026 R)
• M14: 12,531,215 km (0.107 R)
• M15: 13,041,494 km (0.099 R)
• M16: 14,593,721 km (0.089 R)
• M17: 15,414,714 km (0.09 R)
• M18: 16,199,505 km (0.058 R)
• M19: 16,737,309 km (0.083 R)
• M20: 17,919,880 km (0.086 R)
• M21: 19,835,182 km (0.083 R)
• M22: 23,552,390 km (0.116 R)
• M23: 24,593,441 km (0.08 R)
• M24: 28,093,433 km (0.115 R)
• M25: 29,165,451 km (0.089 R)
• M26: 31,184,275 km (0.081 R)
• M27: 32,651,830 km (0.083 R)
• M28: 33,294,652 km (0.098 R)
• M29: 33,945,851 km (0.111 R)
• M30: 37,330,353 km (0.091 R)
• M31: 40,810,000 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 99.1

Radius: 3

Gravity: 11.01 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 7.11 AU - 9.81 AU

Year: 15888 Days

Day: 21.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,172,947 km

• M1: 37,250 km (0.049 R)
• M2: 319,391 km (0.091 R)
• M3: 667,057 km (0.105 R)
• M4: 1,086,829 km (0.119 R)
• M5: 1,756,877 km (0.106 R)
• M6: 2,162,587 km (0.083 R)
• M7: 3,917,669 km (0.08 R)
• M8: 4,063,826 km (0.036 R)
• M9: 5,486,502 km (0.113 R)
• M10: 8,193,924 km (0.1 R)
• M11: 9,392,802 km (0.117 R)
• M12: 9,523,251 km (0.118 R)
• M13: 10,056,717 km (0.041 R)
• M14: 11,182,890 km (0.1 R)
• M15: 14,360,498 km (0.096 R)
• M16: 16,975,469 km (0.116 R)
• M17: 18,838,561 km (0.089 R)
• M18: 20,833,598 km (0.047 R)
• M19: 22,496,528 km (0.11 R)
• M20: 31,563,655 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.5

Radius: 3.1

Gravity: 31.89 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 7.67 AU - 11.37 AU

Year: 18966 Days

Day: 18.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,172,947 km

• M1: 82,279 km (0.06 R)
• M2: 189,241 km (0.102 R)
• M3: 454,778 km (0.077 R)
• M4: 1,119,142 km (0.075 R)
• M5: 2,928,229 km (0.113 R)
• M6: 3,070,347 km (0.072 R)
• M7: 3,823,123 km (0.083 R)
• M8: 5,256,720 km (0.091 R)
• M9: 7,225,128 km (0.11 R)
• M10: 9,175,585 km (0.069 R)
• M11: 9,429,004 km (0.1 R)
• M12: 11,104,800 km (0.119 R)
• M13: 11,922,651 km (0.107 R)
• M14: 12,655,082 km (0.087 R)
• M15: 13,032,219 km (0.104 R)
• M16: 16,103,762 km (0.097 R)
• M17: 23,437,199 km (0.077 R)
• M18: 23,720,238 km (0.029 R)
• M19: 24,680,208 km (0.082 R)
• M20: 37,003,183 km (0.119 R)
• M21: 40,688,377 km (0.113 R)
• M22: 49,857,978 km (0.062 R)
• M23: 54,670,991 km (0.113 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 18,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit