🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

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: 463.3

Radius: 13.3

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.9 AU - 0.9 AU

Year: 569 Days

Day: 6.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,313,013 km

• M1: 165,455 km (0.084 R)
• M2: 647,310 km (0.119 R)
• M3: 1,354,310 km (0.057 R)
• M4: 1,822,401 km (0.107 R)
• M5: 2,857,918 km (0.039 R)
• M6: 3,280,681 km (0.072 R)
• M7: 4,007,577 km (0.114 R)
• M8: 4,554,956 km (0.039 R)
• M9: 4,994,175 km (0.076 R)
• M10: 5,835,813 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.2

Radius: 8.5

Gravity: 9.84 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.33 AU - 1.33 AU

Year: 1023 Days

Day: 8.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,313,013 km

• M1: 105,766 km (0.041 R)
• M2: 400,922 km (0.071 R)
• M3: 884,423 km (0.093 R)
• M4: 1,532,929 km (0.091 R)
• M5: 2,220,631 km (0.076 R)
• M6: 2,721,185 km (0.071 R)
• M7: 3,618,623 km (0.096 R)
• M8: 4,295,852 km (0.105 R)
• M9: 5,753,235 km (0.049 R)
• M10: 6,268,300 km (0.097 R)
• M11: 6,537,277 km (0.083 R)
• M12: 6,955,104 km (0.097 R)
• M13: 7,741,839 km (0.115 R)
• M14: 8,025,477 km (0.072 R)
• M15: 8,946,850 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.8

Radius: 11.8

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.16 AU - 1.58 AU

Year: 1069 Days

Day: 14.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,313,013 km

• M1: 153,188 km (0.057 R)
• M2: 649,853 km (0.12 R)
• M3: 1,432,699 km (0.113 R)
• M4: 1,861,895 km (0.068 R)
• M5: 2,234,843 km (0.119 R)
• M6: 2,890,081 km (0.115 R)
• M7: 3,289,807 km (0.101 R)
• M8: 4,186,496 km (0.107 R)
• M9: 4,617,787 km (0.085 R)
• M10: 5,645,973 km (0.104 R)
• M11: 6,214,445 km (0.089 R)
• M12: 6,607,289 km (0.063 R)
• M13: 7,420,354 km (0.086 R)
• M14: 8,054,948 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.4

Radius: 13.7

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.99 AU - 4.47 AU

Year: 5801 Days

Day: 5 Hours

Environment

Temp: -224 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,313,013 km

• M1: 170,392 km (0.054 R)
• M2: 977,323 km (0.118 R)
• M3: 1,661,584 km (0.041 R)
• M4: 2,167,075 km (0.1 R)
• M5: 2,757,837 km (0.062 R)
• M6: 4,147,003 km (0.106 R)
• M7: 5,203,164 km (0.067 R)
• M8: 6,146,378 km (0.065 R)
• M9: 9,084,929 km (0.099 R)
• M10: 10,586,892 km (0.096 R)
• M11: 11,952,122 km (0.043 R)
• M12: 15,434,461 km (0.079 R)
• M13: 15,964,935 km (0.096 R)
• M14: 17,312,812 km (0.108 R)
• M15: 17,757,118 km (0.092 R)
• M16: 18,735,189 km (0.083 R)
• M17: 19,611,533 km (0.094 R)
• M18: 25,292,063 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824.7

Radius: 7.1

Gravity: 16.36 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 7.33 AU - 11.11 AU

Year: 18669 Days

Day: 22.2 Hours

Environment

Temp: -241 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 77,313,013 km

• M1: 88,263 km (0.086 R)
• M2: 398,678 km (0.116 R)
• M3: 634,893 km (0.057 R)
• M4: 956,230 km (0.084 R)
• M5: 2,666,582 km (0.098 R)
• M6: 2,914,316 km (0.032 R)
• M7: 3,968,383 km (0.108 R)
• M8: 6,271,143 km (0.112 R)
• M9: 6,577,370 km (0.11 R)
• M10: 8,416,975 km (0.049 R)
• M11: 9,974,887 km (0.101 R)
• M12: 10,575,223 km (0.106 R)
• M13: 11,072,486 km (0.093 R)
• M14: 11,391,130 km (0.112 R)
• M15: 12,589,259 km (0.076 R)
• M16: 13,290,125 km (0.105 R)
• M17: 15,948,629 km (0.078 R)
• M18: 21,100,929 km (0.081 R)
• M19: 22,290,083 km (0.044 R)
• M20: 28,553,446 km (0.088 R)
• M21: 31,254,885 km (0.11 R)
• M22: 31,891,872 km (0.098 R)
• M23: 32,537,387 km (0.117 R)
• M24: 35,481,473 km (0.084 R)
• M25: 45,208,925 km (0.106 R)
• M26: 52,535,631 km (0.044 R)
• M27: 53,435,611 km (0.116 R)
• M28: 55,824,091 km (0.069 R)
• M29: 62,004,428 km (0.115 R)
• M30: 69,054,377 km (0.079 R)
• M31: 73,441,185 km (0.096 R)
• M32: 74,114,824 km (0.094 R)
• M33: 74,792,503 km (0.171 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: 296 - 14,416 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit