🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.11 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.7

Radius: 14.2

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.85 AU - 2.59 AU

Year: 2170 Days

Day: 8.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 97,532,280 km

• M1: 176,525 km (0.08 R)
• M2: 707,448 km (0.098 R)
• M3: 1,760,019 km (0.044 R)
• M4: 2,319,814 km (0.091 R)
• M5: 2,802,267 km (0.108 R)
• M6: 4,068,464 km (0.091 R)
• M7: 4,587,568 km (0.073 R)
• M8: 5,426,513 km (0.118 R)
• M9: 5,883,086 km (0.102 R)
• M10: 6,417,749 km (0.046 R)
• M11: 8,376,134 km (0.111 R)
• M12: 9,154,492 km (0.083 R)
• M13: 10,818,469 km (0.101 R)
• M14: 11,623,904 km (0.105 R)
• M15: 12,223,492 km (0.116 R)
• M16: 13,012,472 km (0.104 R)
• M17: 14,970,409 km (0.086 R)
• M18: 15,873,980 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.3

Radius: 13

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.22 AU - 5.34 AU

Year: 6856 Days

Day: 14.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 97,532,280 km

• M1: 172,337 km (0.108 R)
• M2: 691,142 km (0.114 R)
• M3: 1,261,409 km (0.116 R)
• M4: 1,847,982 km (0.062 R)
• M5: 2,305,752 km (0.053 R)
• M6: 4,397,729 km (0.102 R)
• M7: 5,062,691 km (0.114 R)
• M8: 7,259,536 km (0.068 R)
• M9: 7,823,370 km (0.118 R)
• M10: 8,880,429 km (0.082 R)
• M11: 10,116,406 km (0.063 R)
• M12: 12,625,611 km (0.108 R)
• M13: 19,976,701 km (0.085 R)
• M14: 20,945,347 km (0.057 R)
• M15: 22,678,439 km (0.07 R)
• M16: 23,580,065 km (0.062 R)
• M17: 26,510,687 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.8

Radius: 14.7

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.15 AU - 5.41 AU

Year: 6856 Days

Day: 13.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 97,532,280 km

• M1: 183,706 km (0.068 R)
• M2: 779,704 km (0.036 R)
• M3: 1,708,707 km (0.112 R)
• M4: 2,392,369 km (0.074 R)
• M5: 3,211,268 km (0.04 R)
• M6: 5,441,024 km (0.099 R)
• M7: 6,935,357 km (0.082 R)
• M8: 7,818,434 km (0.047 R)
• M9: 9,808,983 km (0.057 R)
• M10: 11,023,119 km (0.099 R)
• M11: 11,851,293 km (0.047 R)
• M12: 13,228,192 km (0.112 R)
• M13: 14,648,025 km (0.077 R)
• M14: 16,830,359 km (0.101 R)
• M15: 17,511,628 km (0.084 R)
• M16: 18,353,415 km (0.09 R)
• M17: 18,929,367 km (0.115 R)
• M18: 19,966,529 km (0.079 R)
• M19: 21,592,957 km (0.1 R)
• M20: 24,067,305 km (0.12 R)
• M21: 24,932,580 km (0.092 R)
• M22: 27,001,518 km (0.11 R)
• M23: 28,220,442 km (0.088 R)
• M24: 28,988,477 km (0.101 R)
• M25: 31,993,749 km (0.115 R)
• M26: 38,033,015 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.3

Radius: 8.4

Gravity: 10.19 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 4.2 AU - 5.96 AU

Year: 7511 Days

Day: 13.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 97,532,280 km

• M1: 104,419 km (0.079 R)
• M2: 393,143 km (0.088 R)
• M3: 739,462 km (0.079 R)
• M4: 1,254,977 km (0.111 R)
• M5: 1,521,410 km (0.105 R)
• M6: 2,089,284 km (0.099 R)
• M7: 2,431,713 km (0.089 R)
• M8: 3,690,729 km (0.109 R)
• M9: 4,828,421 km (0.09 R)
• M10: 5,493,683 km (0.054 R)
• M11: 6,116,159 km (0.119 R)
• M12: 6,604,297 km (0.094 R)
• M13: 8,519,898 km (0.115 R)
• M14: 9,218,370 km (0.116 R)
• M15: 11,284,766 km (0.09 R)
• M16: 12,785,532 km (0.112 R)
• M17: 13,467,848 km (0.081 R)
• M18: 15,153,965 km (0.053 R)
• M19: 17,043,835 km (0.118 R)
• M20: 20,052,099 km (0.064 R)
• M21: 20,894,783 km (0.075 R)
• M22: 23,063,205 km (0.039 R)
• M23: 23,733,553 km (0.097 R)
• M24: 26,636,350 km (0.08 R)
• M25: 27,654,363 km (0.113 R)
• M26: 31,066,092 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.5

Radius: 8

Gravity: 15.32 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 9.53 AU - 12.67 AU

Year: 24260 Days

Day: 24.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 97,532,280 km

• M1: 272,119 km (0.041 R)
• M2: 855,849 km (0.103 R)
• M3: 1,933,253 km (0.119 R)
• M4: 2,600,759 km (0.107 R)
• M5: 2,863,902 km (0.112 R)
• M6: 3,382,857 km (0.099 R)
• M7: 4,031,214 km (0.112 R)
• M8: 5,879,047 km (0.108 R)
• M9: 6,242,121 km (0.072 R)
• M10: 6,814,632 km (0.094 R)
• M11: 7,685,142 km (0.106 R)
• M12: 8,919,025 km (0.088 R)
• M13: 12,872,598 km (0.066 R)
• M14: 18,048,534 km (0.115 R)
• M15: 19,705,929 km (0.119 R)
• M16: 34,531,527 km (0.111 R)
• M17: 35,119,297 km (0.113 R)
• M18: 36,314,734 km (0.061 R)
• M19: 37,846,915 km (0.118 R)
• M20: 39,581,652 km (0.066 R)
• M21: 41,039,782 km (0.092 R)
• M22: 43,378,595 km (0.045 R)
• M23: 53,820,826 km (0.072 R)
• M24: 55,208,346 km (0.117 R)
• M25: 77,463,273 km (0.077 R)
• M26: 78,723,336 km (0.114 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 11,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit