🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.5

Radius: 10.1

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.91 AU - 0.93 AU

Year: 599 Days

Day: 7.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,764,299 km

• M1: 125,662 km (0.097 R)
• M2: 509,231 km (0.083 R)
• M3: 880,533 km (0.061 R)
• M4: 1,230,442 km (0.101 R)
• M5: 1,616,106 km (0.066 R)
• M6: 2,688,872 km (0.113 R)
• M7: 3,090,542 km (0.083 R)
• M8: 4,084,321 km (0.106 R)
• M9: 4,469,087 km (0.095 R)
• M10: 5,328,227 km (0.079 R)
• M11: 6,256,632 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.1

Radius: 9.1

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.11 AU - 1.33 AU

Year: 914 Days

Day: 13.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,764,299 km

• M1: 113,096 km (0.074 R)
• M2: 488,587 km (0.12 R)
• M3: 790,774 km (0.108 R)
• M4: 1,088,025 km (0.041 R)
• M5: 1,673,252 km (0.098 R)
• M6: 2,412,714 km (0.12 R)
• M7: 2,712,359 km (0.068 R)
• M8: 4,023,884 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.1

Radius: 12

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.63 AU - 1.67 AU

Year: 1438 Days

Day: 14 Hours

Environment

Temp: -199 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,764,299 km

• M1: 149,299 km (0.101 R)
• M2: 533,167 km (0.044 R)
• M3: 986,598 km (0.077 R)
• M4: 1,487,452 km (0.094 R)
• M5: 1,919,939 km (0.115 R)
• M6: 2,677,054 km (0.102 R)
• M7: 3,060,324 km (0.054 R)
• M8: 3,821,178 km (0.114 R)
• M9: 4,364,967 km (0.117 R)
• M10: 4,801,344 km (0.103 R)
• M11: 5,183,865 km (0.073 R)
• M12: 6,847,843 km (0.057 R)
• M13: 8,008,872 km (0.106 R)
• M14: 8,491,026 km (0.096 R)
• M15: 9,420,477 km (0.09 R)
• M16: 9,958,281 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.5

Radius: 8.3

Gravity: 11 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.6 AU - 2.44 AU

Year: 1947 Days

Day: 7.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,764,299 km

• M1: 104,270 km (0.083 R)
• M2: 387,458 km (0.077 R)
• M3: 697,874 km (0.102 R)
• M4: 1,004,101 km (0.097 R)
• M5: 1,601,296 km (0.104 R)
• M6: 2,002,966 km (0.057 R)
• M7: 2,811,842 km (0.113 R)
• M8: 3,119,864 km (0.104 R)
• M9: 3,571,649 km (0.103 R)
• M10: 5,014,072 km (0.104 R)
• M11: 5,352,911 km (0.078 R)
• M12: 5,902,085 km (0.083 R)
• M13: 6,409,670 km (0.04 R)
• M14: 7,339,272 km (0.119 R)
• M15: 8,865,619 km (0.039 R)
• M16: 9,194,584 km (0.09 R)
• M17: 9,668,810 km (0.083 R)
• M18: 10,159,191 km (0.1 R)
• M19: 10,556,075 km (0.085 R)
• M20: 10,925,880 km (0.093 R)
• M21: 11,888,244 km (0.081 R)
• M22: 12,822,482 km (0.059 R)
• M23: 13,116,293 km (0.102 R)
• M24: 15,584,059 km (0.071 R)
• M25: 15,918,709 km (0.109 R)
• M26: 16,553,304 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 73.7

Radius: 7.6

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.04 AU - 7.58 AU

Year: 10751 Days

Day: 20.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,764,299 km

• M1: 94,546 km (0.06 R)
• M2: 428,149 km (0.114 R)
• M3: 1,689,259 km (0.093 R)
• M4: 6,669,223 km (0.088 R)
• M5: 7,070,893 km (0.032 R)
• M6: 7,653,876 km (0.067 R)
• M7: 8,059,884 km (0.038 R)
• M8: 8,915,285 km (0.114 R)
• M9: 9,987,902 km (0.072 R)
• M10: 10,973,901 km (0.064 R)
• M11: 17,466,898 km (0.056 R)
• M12: 18,530,090 km (0.088 R)
• M13: 19,511,003 km (0.102 R)
• M14: 20,655,427 km (0.118 R)
• M15: 21,843,832 km (0.059 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.6

Radius: 7.2

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.65 AU - 7.31 AU

Year: 11188 Days

Day: 18.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,764,299 km

• M1: 90,956 km (0.117 R)
• M2: 388,057 km (0.052 R)
• M3: 801,246 km (0.067 R)
• M4: 2,135,809 km (0.052 R)
• M5: 2,691,116 km (0.064 R)
• M6: 4,917,731 km (0.109 R)
• M7: 14,543,157 km (0.067 R)
• M8: 15,338,270 km (0.099 R)

Asteroid Belt

Center: 8.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596.7

Radius: 7.1

Gravity: 11.84 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 9.62 AU - 10.02 AU

Year: 20872 Days

Day: 24.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,764,299 km

• M1: 89,310 km (0.101 R)
• M2: 382,821 km (0.101 R)
• M3: 667,954 km (0.089 R)
• M4: 1,032,973 km (0.044 R)
• M5: 1,493,735 km (0.091 R)
• M6: 1,727,556 km (0.074 R)
• M7: 2,186,223 km (0.112 R)
• M8: 2,535,235 km (0.084 R)
• M9: 3,154,720 km (0.082 R)
• M10: 4,026,277 km (0.092 R)
• M11: 4,867,616 km (0.086 R)
• M12: 9,036,160 km (0.106 R)
• M13: 11,395,767 km (0.116 R)
• M14: 12,176,818 km (0.102 R)
• M15: 15,977,501 km (0.051 R)
• M16: 20,126,598 km (0.027 R)
• M17: 21,557,352 km (0.047 R)
• M18: 24,620,070 km (0.082 R)
• M19: 26,255,025 km (0.086 R)
• M20: 29,138,524 km (0.116 R)
• M21: 29,982,256 km (0.076 R)
• M22: 32,611,139 km (0.093 R)
• M23: 35,662,487 km (0.071 R)
• M24: 39,043,847 km (0.072 R)
• M25: 40,513,647 km (0.06 R)
• M26: 42,632,850 km (0.109 R)
• M27: 46,762,798 km (0.117 R)
• M28: 47,255,873 km (0.088 R)
• M29: 50,977,868 km (0.073 R)
• M30: 53,984,486 km (0.095 R)
• M31: 54,345,914 km (0.051 R)
• M32: 61,717,948 km (0.057 R)
• M33: 65,744,823 km (0.032 R)
• M34: 68,454,041 km (0.095 R)
• M35: 70,157,811 km (0.088 R)
• M36: 70,803,924 km (0.085 R)
• M37: 73,207,064 km (0.095 R)
• M38: 74,764,229 km (0.104 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: 291 - 14,954 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit