🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.5

Radius: 8.3

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.71 AU - 0.79 AU

Year: 426 Days

Day: 5.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 35,756,728 km

• M1: 103,223 km (0.069 R)
• M2: 440,566 km (0.108 R)
• M3: 777,759 km (0.065 R)
• M4: 1,039,556 km (0.109 R)
• M5: 1,428,660 km (0.072 R)
• M6: 2,058,317 km (0.115 R)
• M7: 2,541,369 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138

Radius: 12.8

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.37 AU - 2.63 AU

Year: 2593 Days

Day: 5.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,756,728 km

• M1: 159,172 km (0.117 R)
• M2: 582,833 km (0.043 R)
• M3: 1,099,544 km (0.105 R)
• M4: 1,716,187 km (0.095 R)
• M5: 2,301,114 km (0.052 R)
• M6: 3,112,832 km (0.072 R)
• M7: 5,027,536 km (0.04 R)
• M8: 5,756,676 km (0.055 R)
• M9: 6,169,267 km (0.066 R)
• M10: 6,933,113 km (0.105 R)
• M11: 8,400,369 km (0.085 R)
• M12: 8,961,511 km (0.069 R)
• M13: 10,666,627 km (0.073 R)
• M14: 11,291,797 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.2

Radius: 13

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.41 AU - 5.27 AU

Year: 5931 Days

Day: 6.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,756,728 km

• M1: 161,715 km (0.066 R)
• M2: 718,369 km (0.111 R)
• M3: 1,123,480 km (0.088 R)
• M4: 2,600,609 km (0.085 R)
• M5: 3,670,533 km (0.059 R)
• M6: 4,283,286 km (0.084 R)
• M7: 4,862,080 km (0.115 R)
• M8: 6,088,783 km (0.072 R)
• M9: 6,602,502 km (0.106 R)
• M10: 8,104,016 km (0.052 R)
• M11: 8,540,542 km (0.089 R)
• M12: 9,263,699 km (0.065 R)
• M13: 10,659,746 km (0.085 R)
• M14: 11,957,507 km (0.073 R)
• M15: 12,524,334 km (0.048 R)
• M16: 12,961,160 km (0.106 R)
• M17: 14,072,223 km (0.09 R)
• M18: 15,245,519 km (0.087 R)
• M19: 16,715,318 km (0.119 R)
• M20: 17,424,562 km (0.117 R)
• M21: 17,969,696 km (0.069 R)
• M22: 19,673,616 km (0.082 R)
• M23: 21,414,038 km (0.071 R)
• M24: 26,132,205 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.4

Radius: 13.6

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.22 AU - 5.88 AU

Year: 7445 Days

Day: 6.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,756,728 km

• M1: 169,345 km (0.119 R)
• M2: 608,863 km (0.111 R)
• M3: 1,297,612 km (0.105 R)
• M4: 2,279,273 km (0.064 R)
• M5: 3,508,968 km (0.072 R)
• M6: 3,989,775 km (0.089 R)
• M7: 5,612,763 km (0.101 R)
• M8: 8,454,224 km (0.112 R)
• M9: 10,671,564 km (0.063 R)
• M10: 13,361,932 km (0.087 R)
• M11: 13,860,093 km (0.1 R)
• M12: 15,309,248 km (0.072 R)
• M13: 15,732,610 km (0.113 R)
• M14: 17,114,445 km (0.114 R)
• M15: 18,575,568 km (0.115 R)
• M16: 19,336,572 km (0.096 R)
• M17: 21,443,060 km (0.088 R)
• M18: 23,298,672 km (0.115 R)
• M19: 24,021,379 km (0.116 R)
• M20: 24,511,462 km (0.112 R)
• M21: 26,107,671 km (0.12 R)
• M22: 26,800,159 km (0.118 R)
• M23: 28,312,145 km (0.092 R)
• M24: 31,505,910 km (0.093 R)
• M25: 32,192,115 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 911.1

Radius: 3.1

Gravity: 94.81 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.31 AU - 8.47 AU

Year: 11864 Days

Day: 24.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 35,756,728 km

• M1: 38,895 km (0.093 R)
• M2: 162,314 km (0.044 R)
• M3: 318,494 km (0.118 R)
• M4: 430,842 km (0.104 R)
• M5: 667,207 km (0.062 R)
• M6: 1,112,559 km (0.057 R)
• M7: 1,239,718 km (0.096 R)
• M8: 2,179,491 km (0.112 R)
• M9: 2,484,073 km (0.09 R)
• M10: 2,862,555 km (0.083 R)
• M11: 3,252,557 km (0.086 R)
• M12: 4,167,348 km (0.073 R)
• M13: 4,634,991 km (0.101 R)
• M14: 6,405,781 km (0.111 R)
• M15: 7,596,879 km (0.103 R)
• M16: 9,490,788 km (0.106 R)
• M17: 9,807,636 km (0.11 R)
• M18: 12,537,498 km (0.091 R)
• M19: 13,704,511 km (0.097 R)
• M20: 17,089,163 km (0.096 R)
• M21: 17,244,296 km (0.047 R)
• M22: 18,931,611 km (0.09 R)
• M23: 22,911,213 km (0.104 R)
• M24: 28,597,578 km (0.111 R)
• M25: 30,607,575 km (0.097 R)
• M26: 31,297,819 km (0.089 R)
• M27: 33,552,409 km (0.094 R)
• M28: 33,918,026 km (0.08 R)
• M29: 36,551,996 km (0.118 R)
• M30: 43,509,344 km (0.094 R)
• M31: 46,462,107 km (0.115 R)
• M32: 53,092,284 km (0.104 R)
• M33: 53,257,440 km (0.12 R)
• M34: 54,422,658 km (0.054 R)
• M35: 55,096,148 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191

Radius: 3.6

Gravity: 14.74 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 6.44 AU - 7.6 AU

Year: 12202 Days

Day: 23 Hours

Environment

Temp: -220 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,756,728 km

• M1: 44,879 km (0.079 R)
• M2: 404,662 km (0.112 R)
• M3: 563,535 km (0.113 R)
• M4: 3,213,063 km (0.106 R)
• M5: 6,728,164 km (0.118 R)
• M6: 7,304,864 km (0.106 R)
• M7: 7,913,877 km (0.06 R)
• M8: 8,597,240 km (0.119 R)
• M9: 10,080,204 km (0.068 R)
• M10: 11,323,362 km (0.115 R)
• M11: 15,050,593 km (0.085 R)
• M12: 15,907,789 km (0.11 R)
• M13: 18,743,716 km (0.109 R)
• M14: 18,953,302 km (0.109 R)
• M15: 21,211,332 km (0.101 R)
• M16: 21,591,610 km (0.087 R)
• M17: 23,158,050 km (0.062 R)
• M18: 24,547,814 km (0.065 R)
• M19: 24,966,837 km (0.083 R)
• M20: 25,135,883 km (0.066 R)
• M21: 29,706,547 km (0.091 R)
• M22: 35,223,716 km (0.059 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: 202 - 10,232 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit