🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594

Radius: 11.8

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.93 AU - 0.95 AU

Year: 618 Days

Day: 13.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,861,217 km

• M1: 147,204 km (0.107 R)
• M2: 552,465 km (0.119 R)
• M3: 1,119,590 km (0.07 R)
• M4: 1,519,466 km (0.108 R)
• M5: 2,059,963 km (0.113 R)
• M6: 2,537,180 km (0.061 R)
• M7: 2,948,574 km (0.087 R)
• M8: 3,329,600 km (0.082 R)
• M9: 3,838,831 km (0.114 R)
• M10: 4,250,823 km (0.057 R)
• M11: 4,948,997 km (0.116 R)
• M12: 5,317,456 km (0.081 R)
• M13: 6,109,727 km (0.07 R)
• M14: 6,653,964 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.7

Radius: 12.1

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.07 AU - 1.69 AU

Year: 1100 Days

Day: 7.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,861,217 km

• M1: 150,495 km (0.116 R)
• M2: 548,725 km (0.093 R)
• M3: 1,105,528 km (0.062 R)
• M4: 1,544,149 km (0.082 R)
• M5: 2,303,807 km (0.042 R)
• M6: 3,189,277 km (0.12 R)
• M7: 3,860,373 km (0.094 R)
• M8: 4,702,310 km (0.12 R)
• M9: 5,609,023 km (0.101 R)
• M10: 6,608,935 km (0.081 R)
• M11: 7,120,260 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.6

Radius: 13.1

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.42 AU - 2.84 AU

Year: 2893 Days

Day: 9.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,861,217 km

• M1: 163,062 km (0.104 R)
• M2: 691,890 km (0.05 R)
• M3: 1,146,219 km (0.104 R)
• M4: 2,136,108 km (0.112 R)
• M5: 2,578,618 km (0.081 R)
• M6: 3,299,231 km (0.062 R)
• M7: 3,800,983 km (0.1 R)
• M8: 4,825,429 km (0.079 R)
• M9: 5,499,367 km (0.064 R)
• M10: 6,613,572 km (0.081 R)
• M11: 10,557,122 km (0.064 R)
• M12: 11,333,535 km (0.102 R)
• M13: 13,486,098 km (0.102 R)
• M14: 14,825,149 km (0.045 R)
• M15: 17,286,333 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.2

Radius: 8.7

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.84 AU - 4.12 AU

Year: 4403 Days

Day: 8.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,861,217 km

• M1: 111,151 km (0.07 R)
• M2: 406,158 km (0.079 R)
• M3: 696,976 km (0.104 R)
• M4: 1,001,857 km (0.113 R)
• M5: 1,859,352 km (0.096 R)
• M6: 2,548,699 km (0.11 R)
• M7: 2,928,678 km (0.12 R)
• M8: 3,416,516 km (0.105 R)
• M9: 4,136,680 km (0.081 R)
• M10: 4,908,905 km (0.104 R)
• M11: 5,305,638 km (0.066 R)
• M12: 6,487,012 km (0.087 R)
• M13: 6,822,112 km (0.107 R)
• M14: 7,436,660 km (0.117 R)
• M15: 8,476,066 km (0.077 R)
• M16: 9,325,782 km (0.099 R)
• M17: 10,008,846 km (0.028 R)
• M18: 11,514,698 km (0.038 R)
• M19: 14,777,278 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.5

Radius: 10.9

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.35 AU - 5.05 AU

Year: 6911 Days

Day: 7.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,861,217 km

• M1: 137,032 km (0.1 R)
• M2: 639,680 km (0.067 R)
• M3: 1,322,894 km (0.097 R)
• M4: 1,765,853 km (0.105 R)
• M5: 2,535,235 km (0.102 R)
• M6: 3,380,313 km (0.12 R)
• M7: 4,484,047 km (0.11 R)
• M8: 5,163,520 km (0.093 R)
• M9: 6,343,997 km (0.109 R)
• M10: 7,200,894 km (0.077 R)
• M11: 7,657,317 km (0.114 R)
• M12: 8,296,100 km (0.077 R)
• M13: 10,189,410 km (0.099 R)
• M14: 10,571,184 km (0.097 R)
• M15: 12,899,824 km (0.115 R)
• M16: 13,689,103 km (0.082 R)
• M17: 17,373,399 km (0.112 R)
• M18: 17,781,652 km (0.097 R)
• M19: 19,993,905 km (0.029 R)
• M20: 20,367,152 km (0.119 R)
• M21: 21,985,950 km (0.105 R)
• M22: 23,193,654 km (0.107 R)
• M23: 24,958,011 km (0.058 R)
• M24: 27,082,002 km (0.06 R)
• M25: 27,723,477 km (0.079 R)
• M26: 29,132,390 km (0.118 R)
• M27: 30,195,433 km (0.102 R)
• M28: 32,914,374 km (0.064 R)
• M29: 35,247,353 km (0.114 R)
• M30: 37,462,000 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.2

Radius: 4.2

Gravity: 30.4 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 6.66 AU - 10.18 AU

Year: 16571 Days

Day: 20.9 Hours

Environment

Temp: -240 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 61,861,217 km

• M1: 52,210 km (0.091 R)
• M2: 291,417 km (0.07 R)
• M3: 701,464 km (0.11 R)
• M4: 864,676 km (0.094 R)
• M5: 2,355,269 km (0.079 R)
• M6: 2,546,455 km (0.043 R)
• M7: 3,552,052 km (0.099 R)
• M8: 4,312,159 km (0.096 R)
• M9: 4,469,984 km (0.033 R)
• M10: 6,147,276 km (0.037 R)
• M11: 8,445,697 km (0.089 R)
• M12: 9,254,124 km (0.083 R)
• M13: 9,623,631 km (0.111 R)
• M14: 11,741,488 km (0.098 R)
• M15: 13,072,012 km (0.045 R)
• M16: 16,331,151 km (0.097 R)
• M17: 19,061,461 km (0.119 R)
• M18: 22,455,987 km (0.089 R)
• M19: 24,394,626 km (0.109 R)
• M20: 27,507,458 km (0.076 R)
• M21: 29,271,067 km (0.051 R)
• M22: 31,461,629 km (0.049 R)
• M23: 34,885,326 km (0.103 R)
• M24: 36,949,028 km (0.049 R)
• M25: 39,229,199 km (0.09 R)
• M26: 39,366,231 km (0.091 R)
• M27: 45,412,079 km (0.12 R)
• M28: 46,937,529 km (0.101 R)
• M29: 48,339,261 km (0.06 R)
• M30: 48,812,588 km (0.042 R)
• M31: 51,882,935 km (0.111 R)
• M32: 54,736,814 km (0.09 R)
• M33: 59,301,344 km (0.086 R)
• M34: 60,207,309 km (0.098 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 15,478 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit