🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.68 AU - 0.76 AU

Year: 219 Days

Day: 19.3 Hours

Environment

Temp: 214 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 79,354,301 km

• M1: 78,539 km (0.041 R)
• M2: 310,116 km (0.05 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.73 AU - 0.91 AU

Year: 266 Days

Day: 17.5 Hours

Environment

Temp: 160 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,354,301 km

• M1: 739,911 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.56 AU - 4.02 AU

Year: 2137 Days

Day: 30.1 Hours

Environment

Temp: -94 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.22 AU - 4.36 AU

Year: 2643 Days

Day: 35.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 4.28 AU - 5.92 AU

Year: 4125 Days

Day: 37.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 15.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 288.1

Radius: 5

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 14.03 AU - 17.67 AU

Year: 22600 Days

Day: 22.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 79,354,301 km

• M1: 62,382 km (0.117 R)
• M2: 534,513 km (0.093 R)
• M3: 1,098,796 km (0.081 R)
• M4: 1,375,403 km (0.111 R)
• M5: 1,747,154 km (0.111 R)
• M6: 2,125,038 km (0.092 R)
• M7: 2,621,553 km (0.105 R)
• M8: 3,166,538 km (0.108 R)
• M9: 4,574,703 km (0.056 R)
• M10: 6,194,698 km (0.109 R)
• M11: 6,852,630 km (0.109 R)
• M12: 7,286,912 km (0.045 R)
• M13: 8,114,488 km (0.099 R)
• M14: 13,077,098 km (0.115 R)
• M15: 14,086,435 km (0.086 R)
• M16: 14,434,250 km (0.108 R)
• M17: 16,411,485 km (0.116 R)
• M18: 16,718,908 km (0.087 R)
• M19: 18,314,370 km (0.095 R)
• M20: 19,489,760 km (0.083 R)
• M21: 24,098,123 km (0.084 R)
• M22: 25,405,159 km (0.096 R)
• M23: 27,184,925 km (0.117 R)
• M24: 30,064,834 km (0.066 R)
• M25: 33,264,134 km (0.098 R)
• M26: 33,633,042 km (0.042 R)
• M27: 36,814,091 km (0.115 R)
• M28: 46,776,262 km (0.084 R)
• M29: 52,204,271 km (0.08 R)
• M30: 53,203,735 km (0.104 R)
• M31: 57,859,669 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.3

Radius: 6.9

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 12.49 AU - 20.17 AU

Year: 23635 Days

Day: 21.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,354,301 km

• M1: 167,101 km (0.048 R)
• M2: 523,293 km (0.109 R)
• M3: 1,303,596 km (0.078 R)
• M4: 1,873,713 km (0.095 R)
• M5: 2,527,905 km (0.03 R)
• M6: 4,312,458 km (0.115 R)
• M7: 6,943,585 km (0.09 R)
• M8: 7,965,787 km (0.112 R)
• M9: 12,714,921 km (0.069 R)
• M10: 14,540,763 km (0.089 R)
• M11: 24,237,697 km (0.105 R)
• M12: 26,452,195 km (0.119 R)
• M13: 29,283,334 km (0.071 R)
• M14: 34,439,973 km (0.088 R)
• M15: 36,378,911 km (0.114 R)
• M16: 39,422,031 km (0.115 R)
• M17: 43,419,286 km (0.094 R)
• M18: 46,339,736 km (0.074 R)
• M19: 49,043,268 km (0.033 R)
• M20: 51,850,323 km (0.12 R)
• M21: 52,388,277 km (0.066 R)
• M22: 71,191,383 km (0.09 R)
• M23: 72,748,397 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806

Radius: 5.6

Gravity: 25.7 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 15.6 AU - 18.68 AU

Year: 25415 Days

Day: 19.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,354,301 km

• M1: 72,405 km (0.116 R)
• M2: 258,056 km (0.101 R)
• M3: 591,809 km (0.095 R)
• M4: 778,657 km (0.09 R)
• M5: 1,387,819 km (0.04 R)
• M6: 1,882,390 km (0.072 R)
• M7: 2,414,210 km (0.111 R)
• M8: 2,689,321 km (0.075 R)
• M9: 3,546,966 km (0.065 R)
• M10: 4,762,747 km (0.116 R)
• M11: 6,996,992 km (0.053 R)
• M12: 8,201,404 km (0.08 R)
• M13: 10,226,062 km (0.112 R)
• M14: 10,680,839 km (0.099 R)
• M15: 11,630,486 km (0.1 R)
• M16: 11,841,120 km (0.117 R)
• M17: 15,063,608 km (0.082 R)
• M18: 15,398,109 km (0.089 R)
• M19: 16,964,698 km (0.079 R)
• M20: 17,786,439 km (0.074 R)
• M21: 18,066,187 km (0.096 R)
• M22: 19,214,500 km (0.078 R)
• M23: 20,717,360 km (0.099 R)
• M24: 23,282,216 km (0.116 R)
• M25: 24,525,524 km (0.109 R)
• M26: 33,632,444 km (0.082 R)
• M27: 43,062,196 km (0.04 R)
• M28: 44,416,057 km (0.064 R)
• M29: 45,623,910 km (0.074 R)
• M30: 46,853,455 km (0.109 R)
• M31: 50,674,484 km (0.111 R)
• M32: 55,289,727 km (0.106 R)
• M33: 58,723,148 km (0.037 R)
• M34: 60,597,161 km (0.104 R)
• M35: 61,868,443 km (0.081 R)
• M36: 76,061,990 km (0.096 R)
• M37: 87,622,465 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.4

Radius: 3.1

Gravity: 34.69 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 19.06 AU - 19.68 AU

Year: 30533 Days

Day: 23.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,354,301 km

• M1: 38,596 km (0.115 R)
• M2: 182,509 km (0.07 R)
• M3: 394,789 km (0.118 R)
• M4: 557,252 km (0.1 R)
• M5: 837,898 km (0.07 R)
• M6: 1,028,934 km (0.107 R)
• M7: 1,233,734 km (0.113 R)
• M8: 1,481,468 km (0.112 R)
• M9: 1,836,314 km (0.071 R)
• M10: 1,993,092 km (0.091 R)
• M11: 2,711,312 km (0.087 R)
• M12: 3,708,382 km (0.089 R)
• M13: 3,832,398 km (0.042 R)
• M14: 4,187,843 km (0.063 R)
• M15: 4,779,802 km (0.101 R)
• M16: 5,307,433 km (0.091 R)
• M17: 7,075,231 km (0.109 R)
• M18: 7,708,629 km (0.084 R)
• M19: 10,012,585 km (0.092 R)
• M20: 12,597,487 km (0.067 R)
• M21: 14,496,632 km (0.048 R)
• M22: 14,727,312 km (0.04 R)
• M23: 18,759,423 km (0.084 R)
• M24: 21,124,416 km (0.088 R)
• M25: 21,620,183 km (0.111 R)
• M26: 22,022,303 km (0.071 R)
• M27: 26,207,901 km (0.072 R)
• M28: 29,519,849 km (0.11 R)
• M29: 30,139,184 km (0.029 R)
• M30: 36,107,840 km (0.093 R)
• M31: 37,968,239 km (0.107 R)
• M32: 38,553,316 km (0.076 R)
• M33: 38,848,024 km (0.091 R)
• M34: 49,439,254 km (0.067 R)
• M35: 55,953,643 km (0.099 R)
• M36: 57,283,418 km (0.083 R)
• M37: 71,536,056 km (0.08 R)

Kuiper Belt

Range: 30.6 - 56.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 10,674 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit