🌌 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: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.7

Radius: 8.3

Gravity: 10.45 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.67 AU - 0.85 AU

Year: 442 Days

Day: 9.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,744,448 km

• M1: 103,223 km (0.116 R)
• M2: 362,176 km (0.12 R)
• M3: 712,983 km (0.098 R)
• M4: 1,025,194 km (0.085 R)
• M5: 1,402,779 km (0.038 R)
• M6: 1,770,192 km (0.082 R)
• M7: 2,044,405 km (0.062 R)
• M8: 2,356,466 km (0.092 R)
• M9: 2,846,997 km (0.106 R)
• M10: 3,122,706 km (0.059 R)
• M11: 3,832,099 km (0.063 R)
• M12: 4,366,612 km (0.085 R)
• M13: 4,704,554 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375

Radius: 14.3

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.03 AU - 2.43 AU

Year: 2221 Days

Day: 5.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,744,448 km

• M1: 188,194 km (0.116 R)
• M2: 711,787 km (0.036 R)
• M3: 1,362,986 km (0.062 R)
• M4: 2,244,566 km (0.045 R)
• M5: 3,338,276 km (0.115 R)
• M6: 3,865,908 km (0.104 R)
• M7: 4,316,647 km (0.087 R)
• M8: 4,822,886 km (0.116 R)
• M9: 7,394,623 km (0.116 R)
• M10: 9,179,325 km (0.114 R)
• M11: 9,724,310 km (0.111 R)
• M12: 10,879,655 km (0.028 R)
• M13: 11,860,718 km (0.102 R)
• M14: 14,336,712 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.9

Radius: 12.9

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.96 AU - 2.5 AU

Year: 2221 Days

Day: 11.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,744,448 km

• M1: 172,636 km (0.079 R)
• M2: 689,197 km (0.084 R)
• M3: 1,379,741 km (0.09 R)
• M4: 1,912,609 km (0.087 R)
• M5: 2,515,787 km (0.076 R)
• M6: 5,583,292 km (0.118 R)
• M7: 6,194,848 km (0.053 R)
• M8: 8,153,982 km (0.089 R)
• M9: 9,291,374 km (0.072 R)
• M10: 10,323,450 km (0.11 R)
• M11: 11,246,768 km (0.106 R)
• M12: 12,379,822 km (0.086 R)
• M13: 13,964,662 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.2

Radius: 10.4

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.97 AU - 3.17 AU

Year: 2747 Days

Day: 10.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 126.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,744,448 km

• M1: 136,134 km (0.099 R)
• M2: 625,469 km (0.054 R)
• M3: 1,325,736 km (0.064 R)
• M4: 1,736,831 km (0.113 R)
• M5: 2,154,808 km (0.043 R)
• M6: 4,308,269 km (0.047 R)
• M7: 4,712,333 km (0.053 R)
• M8: 6,830,040 km (0.099 R)
• M9: 7,907,743 km (0.07 R)
• M10: 8,346,963 km (0.113 R)
• M11: 11,610,141 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.8

Radius: 11

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.04 AU - 4.74 AU

Year: 6134 Days

Day: 5.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,744,448 km

• M1: 136,732 km (0.029 R)
• M2: 502,798 km (0.073 R)
• M3: 934,987 km (0.119 R)
• M4: 2,033,035 km (0.064 R)
• M5: 2,929,126 km (0.082 R)
• M6: 3,458,104 km (0.102 R)
• M7: 3,825,367 km (0.094 R)
• M8: 4,548,374 km (0.107 R)
• M9: 5,039,055 km (0.08 R)
• M10: 6,964,828 km (0.037 R)
• M11: 7,650,286 km (0.084 R)
• M12: 8,483,097 km (0.118 R)
• M13: 9,119,486 km (0.075 R)
• M14: 10,133,311 km (0.072 R)
• M15: 10,849,885 km (0.089 R)
• M16: 13,626,571 km (0.091 R)
• M17: 14,107,229 km (0.084 R)
• M18: 17,232,179 km (0.035 R)
• M19: 21,428,997 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.4

Radius: 3.7

Gravity: 64.89 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 8.19 AU - 8.27 AU

Year: 15745 Days

Day: 20.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,744,448 km

• M1: 46,076 km (0.058 R)
• M2: 180,864 km (0.107 R)
• M3: 346,618 km (0.117 R)
• M4: 546,481 km (0.069 R)
• M5: 975,229 km (0.111 R)
• M6: 1,164,021 km (0.085 R)
• M7: 1,376,600 km (0.101 R)
• M8: 2,051,884 km (0.102 R)
• M9: 2,540,770 km (0.101 R)
• M10: 2,974,454 km (0.033 R)
• M11: 3,540,682 km (0.041 R)
• M12: 4,080,581 km (0.118 R)
• M13: 5,062,691 km (0.037 R)
• M14: 5,550,231 km (0.088 R)
• M15: 5,986,608 km (0.109 R)
• M16: 6,360,453 km (0.101 R)
• M17: 6,531,443 km (0.031 R)
• M18: 7,200,295 km (0.069 R)
• M19: 7,575,187 km (0.08 R)
• M20: 8,012,163 km (0.101 R)
• M21: 9,369,165 km (0.116 R)
• M22: 10,393,611 km (0.095 R)
• M23: 10,932,912 km (0.044 R)
• M24: 16,732,971 km (0.072 R)
• M25: 16,895,434 km (0.052 R)
• M26: 17,223,652 km (0.064 R)
• M27: 18,841,104 km (0.102 R)
• M28: 25,136,481 km (0.108 R)
• M29: 28,003,525 km (0.113 R)
• M30: 29,515,361 km (0.119 R)
• M31: 35,972,753 km (0.064 R)
• M32: 43,310,678 km (0.093 R)
• M33: 43,617,054 km (0.117 R)
• M34: 44,079,461 km (0.107 R)
• M35: 50,730,882 km (0.074 R)
• M36: 54,918,725 km (0.098 R)
• M37: 55,819,304 km (0.103 R)
• M38: 62,010,861 km (0.119 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: 340 - 14,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit