🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.4

Radius: 8.2

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.53 AU - 0.71 AU

Year: 326 Days

Day: 14.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,030,922 km

• M1: 102,026 km (0.111 R)
• M2: 367,263 km (0.083 R)
• M3: 645,814 km (0.066 R)
• M4: 995,125 km (0.091 R)
• M5: 1,274,125 km (0.099 R)
• M6: 2,253,692 km (0.077 R)
• M7: 3,092,786 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.6

Radius: 13.7

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.39 AU - 2.53 AU

Year: 2573 Days

Day: 6.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 69,030,922 km

• M1: 170,392 km (0.031 R)
• M2: 661,671 km (0.09 R)
• M3: 1,182,272 km (0.119 R)
• M4: 3,356,827 km (0.039 R)
• M5: 3,973,469 km (0.057 R)
• M6: 4,764,094 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.3

Radius: 9.5

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.85 AU - 3.79 AU

Year: 4034 Days

Day: 6.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,030,922 km

• M1: 118,182 km (0.078 R)
• M2: 640,279 km (0.08 R)
• M3: 961,765 km (0.115 R)
• M4: 1,352,215 km (0.091 R)
• M5: 1,899,743 km (0.115 R)
• M6: 2,461,035 km (0.103 R)
• M7: 2,983,131 km (0.083 R)
• M8: 3,743,088 km (0.108 R)
• M9: 4,067,865 km (0.074 R)
• M10: 4,799,399 km (0.104 R)
• M11: 5,478,274 km (0.117 R)
• M12: 8,810,716 km (0.108 R)
• M13: 12,140,615 km (0.092 R)
• M14: 12,759,053 km (0.045 R)
• M15: 13,649,908 km (0.109 R)
• M16: 15,335,128 km (0.12 R)
• M17: 15,665,889 km (0.061 R)
• M18: 17,154,837 km (0.037 R)
• M19: 22,894,009 km (0.072 R)
• M20: 23,544,760 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.6

Radius: 13.5

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.42 AU - 5.62 AU

Year: 8648 Days

Day: 8 Hours

Environment

Temp: -219 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,030,922 km

• M1: 211,232 km (0.036 R)
• M2: 640,877 km (0.095 R)
• M3: 1,640,341 km (0.031 R)
• M4: 2,213,151 km (0.107 R)
• M5: 2,832,935 km (0.114 R)
• M6: 3,492,661 km (0.06 R)
• M7: 4,114,540 km (0.035 R)
• M8: 4,658,478 km (0.113 R)
• M9: 5,927,068 km (0.081 R)
• M10: 10,741,576 km (0.099 R)
• M11: 13,121,229 km (0.07 R)
• M12: 14,241,568 km (0.106 R)
• M13: 18,745,511 km (0.094 R)
• M14: 27,356,813 km (0.081 R)
• M15: 27,855,872 km (0.097 R)
• M16: 32,962,245 km (0.116 R)
• M17: 34,099,488 km (0.058 R)
• M18: 35,616,859 km (0.064 R)
• M19: 37,057,188 km (0.091 R)
• M20: 39,925,577 km (0.116 R)
• M21: 47,522,756 km (0.055 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.3

Radius: 7.6

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.57 AU - 7.27 AU

Year: 10848 Days

Day: 17.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,030,922 km

• M1: 94,546 km (0.096 R)
• M2: 342,280 km (0.112 R)
• M3: 1,058,854 km (0.12 R)
• M4: 1,584,690 km (0.068 R)
• M5: 2,444,579 km (0.104 R)
• M6: 2,855,973 km (0.112 R)
• M7: 3,288,760 km (0.081 R)
• M8: 4,343,275 km (0.117 R)
• M9: 5,303,693 km (0.084 R)
• M10: 5,958,483 km (0.096 R)
• M11: 6,704,528 km (0.091 R)
• M12: 9,172,444 km (0.086 R)
• M13: 9,760,064 km (0.043 R)
• M14: 11,283,569 km (0.077 R)
• M15: 12,305,322 km (0.118 R)
• M16: 13,080,688 km (0.052 R)
• M17: 14,271,936 km (0.099 R)
• M18: 15,739,790 km (0.094 R)
• M19: 18,050,479 km (0.088 R)
• M20: 19,129,229 km (0.1 R)
• M21: 20,006,322 km (0.099 R)
• M22: 22,099,196 km (0.111 R)
• M23: 22,887,128 km (0.084 R)
• M24: 24,149,734 km (0.087 R)
• M25: 32,828,355 km (0.115 R)
• M26: 33,281,337 km (0.057 R)
• M27: 35,967,816 km (0.072 R)
• M28: 36,207,921 km (0.109 R)
• M29: 38,418,379 km (0.119 R)
• M30: 41,767,725 km (0.085 R)
• M31: 42,701,665 km (0.057 R)
• M32: 45,167,188 km (0.099 R)
• M33: 49,632,834 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706

Radius: 3.6

Gravity: 54.48 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 7.19 AU - 10.15 AU

Year: 17024 Days

Day: 15.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,030,922 km

• M1: 48,320 km (0.088 R)
• M2: 182,809 km (0.062 R)
• M3: 433,834 km (0.097 R)
• M4: 740,061 km (0.119 R)
• M5: 1,010,384 km (0.059 R)
• M6: 1,271,283 km (0.118 R)
• M7: 1,709,904 km (0.116 R)
• M8: 2,501,426 km (0.119 R)
• M9: 2,708,619 km (0.103 R)
• M10: 4,361,227 km (0.115 R)
• M11: 4,834,255 km (0.074 R)
• M12: 7,914,924 km (0.063 R)
• M13: 8,260,645 km (0.101 R)
• M14: 9,577,854 km (0.077 R)
• M15: 10,199,433 km (0.105 R)
• M16: 10,549,492 km (0.086 R)
• M17: 11,966,184 km (0.073 R)
• M18: 12,094,988 km (0.092 R)
• M19: 13,023,243 km (0.11 R)
• M20: 13,435,235 km (0.112 R)
• M21: 14,797,324 km (0.076 R)
• M22: 16,248,573 km (0.069 R)
• M23: 31,294,379 km (0.107 R)
• M24: 38,360,484 km (0.078 R)
• M25: 44,538,876 km (0.089 R)
• M26: 45,786,373 km (0.099 R)
• M27: 53,763,530 km (0.116 R)
• M28: 61,653,322 km (0.076 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: 429 - 15,031 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit