🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.79 AU - 0.85 AU

Year: 274 Days

Day: 18.9 Hours

Environment

Temp: 129 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.02 AU - 1.32 AU

Year: 467 Days

Day: 19 Hours

Environment

Temp: 18 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.91 AU - 2.69 AU

Year: 1287 Days

Day: 15.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.6

Radius: 13.5

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.46 AU - 6.42 AU

Year: 4681 Days

Day: 11.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 31,979,118 km

• M1: 308,471 km (0.058 R)
• M2: 505,342 km (0.11 R)
• M3: 639,381 km (0.118 R)
• M4: 775,964 km (0.073 R)
• M5: 961,914 km (0.08 R)
• M6: 1,067,680 km (0.1 R)
• M7: 1,177,784 km (0.066 R)
• M8: 1,263,204 km (0.092 R)
• M9: 1,579,305 km (0.033 R)
• M10: 1,690,606 km (0.067 R)
• M11: 1,787,994 km (0.066 R)
• M12: 1,989,053 km (0.116 R)
• M13: 2,144,785 km (0.039 R)
• M14: 2,637,111 km (0.092 R)
• M15: 2,886,790 km (0.081 R)
• M16: 3,746,230 km (0.111 R)
• M17: 4,027,773 km (0.079 R)
• M18: 4,138,027 km (0.064 R)
• M19: 4,565,877 km (0.102 R)
• M20: 5,055,660 km (0.104 R)
• M21: 5,150,804 km (0.096 R)
• M22: 5,513,280 km (0.099 R)
• M23: 5,635,950 km (0.095 R)
• M24: 6,034,778 km (0.039 R)
• M25: 6,161,338 km (0.071 R)
• M26: 6,365,689 km (0.112 R)
• M27: 7,098,419 km (0.049 R)
• M28: 7,665,694 km (0.106 R)
• M29: 7,913,279 km (0.098 R)
• M30: 8,501,348 km (0.118 R)
• M31: 8,843,777 km (0.048 R)
• M32: 9,278,359 km (0.074 R)
• M33: 9,454,137 km (0.116 R)
• M34: 9,690,202 km (0.119 R)
• M35: 9,779,213 km (0.109 R)
• M36: 10,562,358 km (0.071 R)
• M37: 10,838,216 km (0.114 R)
• M38: 11,147,435 km (0.082 R)
• M39: 11,491,061 km (0.104 R)
• M40: 11,585,308 km (0.115 R)
• M41: 11,743,134 km (0.058 R)
• M42: 12,575,047 km (0.098 R)
• M43: 13,063,634 km (0.081 R)
• M44: 13,260,954 km (0.071 R)
• M45: 13,425,960 km (0.062 R)
• M46: 13,724,857 km (0.066 R)
• M47: 14,600,902 km (0.084 R)
• M48: 14,737,185 km (0.075 R)
• M49: 15,564,462 km (0.106 R)
• M50: 16,159,412 km (0.085 R)
• M51: 16,797,597 km (0.117 R)
• M52: 17,012,270 km (0.045 R)
• M53: 17,335,850 km (0.092 R)
• M54: 17,734,080 km (0.087 R)
• M55: 18,502,713 km (0.111 R)
• M56: 18,687,467 km (0.108 R)
• M57: 20,338,579 km (0.111 R)
• M58: 21,801,945 km (0.071 R)
• M59: 22,036,066 km (0.097 R)
• M60: 22,153,500 km (0.104 R)
• M61: 22,585,688 km (0.049 R)
• M62: 22,743,514 km (0.04 R)
• M63: 22,862,295 km (0.05 R)
• M64: 23,418,649 km (0.034 R)
• M65: 24,342,416 km (0.065 R)
• M66: 25,032,960 km (0.111 R)
• M67: 25,647,508 km (0.077 R)
• M68: 25,853,504 km (0.09 R)
• M69: 26,060,099 km (0.096 R)
• M70: 26,849,826 km (0.065 R)
• M71: 27,184,775 km (0.118 R)
• M72: 27,310,737 km (0.108 R)
• M73: 27,563,258 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.9

Radius: 13.2

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.1 AU - 7.14 AU

Year: 5586 Days

Day: 12.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 31,979,118 km

• M1: 169,345 km (0.076 R)
• M2: 354,846 km (0.099 R)
• M3: 447,896 km (0.075 R)
• M4: 938,727 km (0.082 R)
• M5: 1,621,043 km (0.073 R)
• M6: 1,795,174 km (0.084 R)
• M7: 1,938,938 km (0.119 R)
• M8: 2,200,285 km (0.08 R)
• M9: 2,778,332 km (0.08 R)
• M10: 3,052,545 km (0.103 R)
• M11: 3,138,713 km (0.082 R)
• M12: 3,975,115 km (0.06 R)
• M13: 4,093,447 km (0.072 R)
• M14: 4,285,081 km (0.086 R)
• M15: 4,382,021 km (0.095 R)
• M16: 5,655,398 km (0.04 R)
• M17: 6,639,303 km (0.081 R)
• M18: 6,751,801 km (0.036 R)
• M19: 7,007,613 km (0.105 R)
• M20: 7,499,341 km (0.064 R)
• M21: 7,912,830 km (0.062 R)
• M22: 8,485,939 km (0.116 R)
• M23: 8,762,097 km (0.047 R)
• M24: 9,928,661 km (0.103 R)
• M25: 11,244,075 km (0.106 R)
• M26: 11,513,800 km (0.067 R)
• M27: 11,717,552 km (0.111 R)
• M28: 12,025,275 km (0.048 R)
• M29: 12,439,811 km (0.069 R)
• M30: 12,753,817 km (0.109 R)
• M31: 13,747,446 km (0.055 R)
• M32: 14,435,895 km (0.08 R)
• M33: 15,098,464 km (0.091 R)
• M34: 15,733,507 km (0.09 R)
• M35: 15,959,699 km (0.089 R)
• M36: 16,224,936 km (0.094 R)
• M37: 16,568,114 km (0.098 R)
• M38: 17,184,158 km (0.104 R)
• M39: 17,378,186 km (0.03 R)
• M40: 17,612,008 km (0.085 R)
• M41: 17,768,487 km (0.038 R)
• M42: 18,082,942 km (0.092 R)
• M43: 19,763,375 km (0.093 R)
• M44: 20,007,518 km (0.04 R)
• M45: 21,243,197 km (0.033 R)
• M46: 21,451,587 km (0.101 R)
• M47: 21,912,348 km (0.093 R)
• M48: 22,546,045 km (0.094 R)
• M49: 22,715,988 km (0.089 R)
• M50: 23,057,221 km (0.067 R)
• M51: 23,228,510 km (0.053 R)
• M52: 23,443,183 km (0.045 R)
• M53: 23,874,623 km (0.109 R)
• M54: 24,091,241 km (0.109 R)
• M55: 24,178,157 km (0.108 R)
• M56: 24,265,074 km (0.107 R)
• M57: 24,832,798 km (0.083 R)
• M58: 25,493,272 km (0.049 R)
• M59: 25,892,399 km (0.113 R)
• M60: 25,981,410 km (0.059 R)
• M61: 26,831,724 km (0.081 R)
• M62: 27,192,555 km (0.096 R)
• M63: 27,600,358 km (0.064 R)
• M64: 27,918,852 km (0.083 R)
• M65: 28,010,107 km (0.047 R)
• M66: 28,192,916 km (0.079 R)
• M67: 28,330,396 km (0.117 R)
• M68: 28,743,735 km (0.09 R)
• M69: 29,112,942 km (0.096 R)
• M70: 29,623,071 km (0.119 R)
• M71: 29,762,796 km (0.12 R)
• M72: 30,089,368 km (0.063 R)
• M73: 31,171,260 km (0.106 R)
• M74: 31,645,634 km (0.032 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 13,324 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit