🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.8

Radius: 11.8

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.76 AU - 1.04 AU

Year: 551 Days

Day: 10 Hours

Environment

Temp: -156 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 88,561,765 km

• M1: 146,756 km (0.087 R)
• M2: 1,053,618 km (0.057 R)
• M3: 1,538,913 km (0.098 R)
• M4: 2,055,624 km (0.068 R)
• M5: 3,291,303 km (0.093 R)
• M6: 3,816,690 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.2

Radius: 12.7

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.11 AU - 1.21 AU

Year: 807 Days

Day: 10.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 69.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 88,561,765 km

• M1: 157,975 km (0.11 R)
• M2: 561,890 km (0.096 R)
• M3: 1,059,751 km (0.104 R)
• M4: 1,872,068 km (0.06 R)
• M5: 2,536,133 km (0.091 R)
• M6: 3,207,378 km (0.076 R)
• M7: 3,670,234 km (0.096 R)
• M8: 4,249,926 km (0.091 R)
• M9: 4,700,963 km (0.068 R)
• M10: 5,301,150 km (0.113 R)
• M11: 6,007,252 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.6

Radius: 9.7

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.54 AU - 2.46 AU

Year: 1826 Days

Day: 8.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,561,765 km

• M1: 120,576 km (0.057 R)
• M2: 612,603 km (0.104 R)
• M3: 1,112,410 km (0.102 R)
• M4: 1,477,279 km (0.119 R)
• M5: 2,126,534 km (0.104 R)
• M6: 2,670,920 km (0.084 R)
• M7: 3,069,449 km (0.079 R)
• M8: 3,570,901 km (0.099 R)
• M9: 3,883,860 km (0.11 R)
• M10: 5,178,779 km (0.038 R)
• M11: 5,891,164 km (0.115 R)
• M12: 6,449,314 km (0.068 R)
• M13: 7,698,007 km (0.115 R)
• M14: 8,684,007 km (0.077 R)
• M15: 9,131,454 km (0.092 R)
• M16: 9,751,986 km (0.069 R)
• M17: 10,301,309 km (0.055 R)
• M18: 10,837,019 km (0.111 R)
• M19: 11,285,963 km (0.104 R)
• M20: 12,257,900 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 405

Radius: 3.3

Gravity: 37.19 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.14 AU - 9.82 AU

Year: 15944 Days

Day: 16.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,561,765 km

• M1: 41,289 km (0.064 R)
• M2: 185,202 km (0.12 R)
• M3: 345,272 km (0.102 R)
• M4: 1,194,539 km (0.044 R)
• M5: 1,297,762 km (0.106 R)
• M6: 2,216,592 km (0.037 R)
• M7: 3,099,369 km (0.11 R)
• M8: 3,740,096 km (0.084 R)
• M9: 4,372,895 km (0.114 R)
• M10: 5,737,378 km (0.103 R)
• M11: 6,575,275 km (0.099 R)
• M12: 7,622,909 km (0.1 R)
• M13: 7,934,970 km (0.087 R)
• M14: 8,395,732 km (0.115 R)
• M15: 9,989,398 km (0.099 R)
• M16: 12,433,378 km (0.052 R)
• M17: 13,371,806 km (0.036 R)
• M18: 14,559,014 km (0.105 R)
• M19: 14,969,960 km (0.094 R)
• M20: 19,021,818 km (0.104 R)
• M21: 19,844,606 km (0.105 R)
• M22: 21,915,490 km (0.098 R)
• M23: 25,089,208 km (0.096 R)
• M24: 26,581,746 km (0.103 R)
• M25: 32,213,059 km (0.076 R)
• M26: 37,049,558 km (0.034 R)
• M27: 37,430,584 km (0.085 R)
• M28: 44,315,377 km (0.111 R)
• M29: 47,978,730 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 745.6

Radius: 5

Gravity: 29.82 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 10.45 AU - 11.87 AU

Year: 24072 Days

Day: 20.1 Hours

Environment

Temp: -241 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 88,561,765 km

• M1: 62,233 km (0.115 R)
• M2: 279,898 km (0.076 R)
• M3: 504,743 km (0.087 R)
• M4: 698,472 km (0.119 R)
• M5: 1,070,223 km (0.073 R)
• M6: 1,412,054 km (0.113 R)
• M7: 2,046,798 km (0.095 R)
• M8: 4,436,774 km (0.117 R)
• M9: 5,311,921 km (0.075 R)
• M10: 8,564,478 km (0.105 R)
• M11: 9,017,909 km (0.086 R)
• M12: 11,257,838 km (0.1 R)
• M13: 11,732,811 km (0.071 R)
• M14: 12,010,166 km (0.104 R)
• M15: 17,419,026 km (0.062 R)
• M16: 18,610,274 km (0.101 R)
• M17: 20,950,583 km (0.118 R)
• M18: 21,772,474 km (0.099 R)
• M19: 23,153,262 km (0.037 R)
• M20: 24,031,402 km (0.032 R)
• M21: 24,704,443 km (0.079 R)
• M22: 26,205,657 km (0.118 R)
• M23: 27,279,920 km (0.057 R)
• M24: 28,757,498 km (0.109 R)
• M25: 36,951,721 km (0.12 R)
• M26: 38,911,304 km (0.037 R)
• M27: 40,780,828 km (0.098 R)
• M28: 41,737,656 km (0.05 R)
• M29: 46,746,941 km (0.102 R)
• M30: 48,501,874 km (0.109 R)
• M31: 52,891,823 km (0.091 R)
• M32: 58,944,403 km (0.08 R)
• M33: 66,752,963 km (0.073 R)
• M34: 69,200,684 km (0.081 R)
• M35: 69,426,128 km (0.099 R)
• M36: 74,985,035 km (0.103 R)
• M37: 76,901,982 km (0.062 R)
• M38: 78,605,902 km (0.117 R)
• M39: 79,838,289 km (0.106 R)
• M40: 81,585,144 km (0.093 R)
• M41: 81,836,767 km (0.094 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 17,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit