🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.6

Radius: 13.7

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.55 AU - 0.59 AU

Year: 297 Days

Day: 8.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 56,916,256 km

• M1: 170,392 km (0.117 R)
• M2: 755,170 km (0.091 R)
• M3: 1,398,590 km (0.098 R)
• M4: 2,170,366 km (0.115 R)
• M5: 2,769,356 km (0.112 R)
• M6: 3,487,874 km (0.054 R)
• M7: 3,937,715 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.8

Radius: 14.6

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.71 AU - 1.07 AU

Year: 580 Days

Day: 13.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,916,256 km

• M1: 182,061 km (0.106 R)
• M2: 702,063 km (0.052 R)
• M3: 1,205,011 km (0.08 R)
• M4: 1,732,643 km (0.1 R)
• M5: 2,508,906 km (0.068 R)
• M6: 3,356,079 km (0.098 R)
• M7: 4,542,539 km (0.114 R)
• M8: 5,123,577 km (0.107 R)
• M9: 5,703,718 km (0.041 R)

Asteroid Belt

Center: 1.37 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879

Radius: 9.8

Gravity: 9.15 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.77 AU - 1.93 AU

Year: 1737 Days

Day: 11.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,916,256 km

• M1: 121,922 km (0.091 R)
• M2: 510,278 km (0.116 R)
• M3: 817,852 km (0.074 R)
• M4: 1,617,901 km (0.12 R)
• M5: 1,935,198 km (0.082 R)
• M6: 2,424,084 km (0.108 R)
• M7: 3,883,561 km (0.041 R)
• M8: 4,380,226 km (0.09 R)
• M9: 5,005,545 km (0.103 R)
• M10: 5,930,508 km (0.078 R)
• M11: 6,643,193 km (0.088 R)
• M12: 7,612,886 km (0.091 R)
• M13: 10,429,515 km (0.092 R)
• M14: 10,829,091 km (0.114 R)
• M15: 13,150,102 km (0.049 R)
• M16: 13,531,127 km (0.089 R)
• M17: 16,022,530 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.5

Radius: 12.6

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.58 AU - 2.14 AU

Year: 1751 Days

Day: 9.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,916,256 km

• M1: 156,629 km (0.104 R)
• M2: 551,717 km (0.118 R)
• M3: 1,052,720 km (0.085 R)
• M4: 1,466,807 km (0.048 R)
• M5: 2,326,995 km (0.062 R)
• M6: 3,485,032 km (0.025 R)
• M7: 4,621,377 km (0.118 R)
• M8: 5,032,472 km (0.081 R)
• M9: 6,011,441 km (0.112 R)
• M10: 7,614,831 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.1

Radius: 6

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.8 AU - 8.16 AU

Year: 14121 Days

Day: 23.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,916,256 km

• M1: 74,649 km (0.054 R)
• M2: 539,899 km (0.049 R)
• M3: 819,348 km (0.089 R)
• M4: 1,239,568 km (0.055 R)
• M5: 2,258,778 km (0.114 R)
• M6: 2,539,274 km (0.057 R)
• M7: 3,193,017 km (0.063 R)
• M8: 4,333,701 km (0.035 R)
• M9: 4,708,443 km (0.1 R)
• M10: 5,262,703 km (0.117 R)
• M11: 5,790,934 km (0.067 R)
• M12: 6,174,203 km (0.092 R)
• M13: 6,463,526 km (0.098 R)
• M14: 6,914,414 km (0.08 R)
• M15: 7,305,911 km (0.084 R)
• M16: 12,410,041 km (0.093 R)
• M17: 13,283,992 km (0.067 R)
• M18: 22,473,939 km (0.112 R)
• M19: 25,572,559 km (0.048 R)
• M20: 30,789,037 km (0.084 R)
• M21: 33,589,509 km (0.09 R)
• M22: 37,026,221 km (0.119 R)
• M23: 44,588,992 km (0.112 R)
• M24: 44,992,008 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.1

Radius: 5.8

Gravity: 15.31 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 7.69 AU - 7.83 AU

Year: 14921 Days

Day: 22.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 56,916,256 km

• M1: 72,106 km (0.043 R)
• M2: 267,780 km (0.082 R)
• M3: 547,678 km (0.116 R)
• M4: 877,691 km (0.093 R)
• M5: 1,280,259 km (0.084 R)
• M6: 2,467,766 km (0.072 R)
• M7: 2,680,345 km (0.104 R)
• M8: 2,951,416 km (0.06 R)
• M9: 3,240,739 km (0.111 R)
• M10: 3,904,504 km (0.103 R)
• M11: 4,947,501 km (0.113 R)
• M12: 5,149,159 km (0.077 R)
• M13: 6,966,623 km (0.097 R)
• M14: 7,177,706 km (0.082 R)
• M15: 7,612,587 km (0.103 R)
• M16: 8,064,821 km (0.103 R)
• M17: 8,250,771 km (0.066 R)
• M18: 9,375,598 km (0.114 R)
• M19: 10,379,250 km (0.107 R)
• M20: 11,452,465 km (0.07 R)
• M21: 11,985,781 km (0.113 R)
• M22: 15,043,412 km (0.086 R)
• M23: 16,638,425 km (0.064 R)
• M24: 17,245,343 km (0.117 R)
• M25: 20,589,753 km (0.066 R)
• M26: 21,913,994 km (0.063 R)
• M27: 23,294,034 km (0.074 R)
• M28: 26,634,704 km (0.084 R)
• M29: 31,875,118 km (0.096 R)
• M30: 32,692,520 km (0.063 R)
• M31: 34,981,517 km (0.113 R)
• M32: 35,851,130 km (0.098 R)
• M33: 41,098,425 km (0.106 R)
• M34: 46,536,606 km (0.055 R)
• M35: 48,962,934 km (0.041 R)
• M36: 52,920,845 km (0.047 R)
• M37: 56,916,305 km (0.089 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 16,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit