🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.7

Radius: 9.4

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.23 AU - 1.29 AU

Year: 928 Days

Day: 11.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,685,212 km

• M1: 116,836 km (0.058 R)
• M2: 471,233 km (0.115 R)
• M3: 1,159,533 km (0.068 R)
• M4: 1,464,862 km (0.092 R)
• M5: 2,253,692 km (0.049 R)
• M6: 2,952,015 km (0.097 R)
• M7: 3,330,647 km (0.094 R)
• M8: 3,665,896 km (0.088 R)
• M9: 4,404,760 km (0.104 R)
• M10: 4,755,567 km (0.096 R)
• M11: 5,533,476 km (0.105 R)
• M12: 5,838,506 km (0.115 R)
• M13: 6,133,214 km (0.078 R)
• M14: 6,867,889 km (0.091 R)
• M15: 8,727,241 km (0.087 R)
• M16: 9,029,877 km (0.08 R)
• M17: 9,453,837 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998

Radius: 14.1

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.54 AU - 2.22 AU

Year: 1691 Days

Day: 7.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,685,212 km

• M1: 175,628 km (0.083 R)
• M2: 651,050 km (0.109 R)
• M3: 1,120,937 km (0.108 R)
• M4: 1,734,288 km (0.118 R)
• M5: 2,292,737 km (0.114 R)
• M6: 2,807,653 km (0.094 R)
• M7: 3,500,740 km (0.096 R)
• M8: 4,037,198 km (0.12 R)
• M9: 4,649,053 km (0.093 R)
• M10: 5,936,492 km (0.028 R)
• M11: 6,783,964 km (0.087 R)
• M12: 7,623,059 km (0.077 R)
• M13: 8,530,370 km (0.1 R)
• M14: 10,451,655 km (0.06 R)
• M15: 11,076,825 km (0.085 R)
• M16: 12,001,938 km (0.088 R)
• M17: 14,721,627 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.5

Radius: 9.7

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.3 AU - 3.68 AU

Year: 3392 Days

Day: 13.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,685,212 km

• M1: 124,914 km (0.117 R)
• M2: 434,582 km (0.096 R)
• M3: 1,117,047 km (0.069 R)
• M4: 1,574,218 km (0.087 R)
• M5: 2,106,787 km (0.102 R)
• M6: 2,435,304 km (0.105 R)
• M7: 2,755,892 km (0.09 R)
• M8: 3,787,369 km (0.051 R)
• M9: 4,090,903 km (0.094 R)
• M10: 5,207,951 km (0.098 R)
• M11: 5,516,721 km (0.088 R)
• M12: 6,592,928 km (0.097 R)
• M13: 7,007,613 km (0.084 R)
• M14: 9,380,385 km (0.062 R)
• M15: 11,711,718 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.1

Radius: 11.6

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.8 AU - 5.1 AU

Year: 6158 Days

Day: 5.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,685,212 km

• M1: 145,110 km (0.066 R)
• M2: 960,718 km (0.085 R)
• M3: 1,836,463 km (0.071 R)
• M4: 2,209,261 km (0.106 R)
• M5: 2,797,630 km (0.092 R)
• M6: 4,089,258 km (0.097 R)
• M7: 6,584,101 km (0.088 R)
• M8: 7,210,019 km (0.092 R)
• M9: 8,117,330 km (0.085 R)
• M10: 8,726,792 km (0.114 R)
• M11: 12,242,641 km (0.069 R)
• M12: 15,826,258 km (0.119 R)
• M13: 16,213,716 km (0.093 R)
• M14: 17,065,228 km (0.117 R)
• M15: 20,314,194 km (0.112 R)
• M16: 21,640,828 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 493.6

Radius: 3.8

Gravity: 34.18 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.79 AU - 7.89 AU

Year: 11735 Days

Day: 20.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,685,212 km

• M1: 47,273 km (0.051 R)
• M2: 385,364 km (0.089 R)
• M3: 555,906 km (0.102 R)
• M4: 683,064 km (0.092 R)
• M5: 906,264 km (0.081 R)
• M6: 1,073,514 km (0.12 R)
• M7: 1,212,192 km (0.099 R)
• M8: 1,511,836 km (0.118 R)
• M9: 3,461,096 km (0.064 R)
• M10: 4,516,809 km (0.085 R)
• M11: 4,974,578 km (0.04 R)
• M12: 6,958,695 km (0.057 R)
• M13: 10,624,142 km (0.031 R)
• M14: 12,047,266 km (0.064 R)
• M15: 12,219,304 km (0.057 R)
• M16: 13,904,224 km (0.088 R)
• M17: 17,579,395 km (0.084 R)
• M18: 18,173,598 km (0.095 R)
• M19: 34,750,837 km (0.091 R)
• M20: 35,567,791 km (0.106 R)
• M21: 37,849,757 km (0.115 R)
• M22: 40,355,073 km (0.114 R)
• M23: 41,127,746 km (0.11 R)
• M24: 41,779,095 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.3

Radius: 6.6

Gravity: 21.68 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 8.47 AU - 11.51 AU

Year: 20714 Days

Day: 22.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,685,212 km

• M1: 82,129 km (0.04 R)
• M2: 335,398 km (0.086 R)
• M3: 612,753 km (0.118 R)
• M4: 2,687,077 km (0.065 R)
• M5: 3,166,089 km (0.095 R)
• M6: 3,576,885 km (0.12 R)
• M7: 4,190,386 km (0.083 R)
• M8: 4,612,551 km (0.106 R)
• M9: 5,140,632 km (0.03 R)
• M10: 7,015,841 km (0.077 R)
• M11: 7,359,168 km (0.092 R)
• M12: 8,456,768 km (0.063 R)
• M13: 8,733,524 km (0.11 R)
• M14: 12,189,085 km (0.102 R)
• M15: 12,757,557 km (0.038 R)
• M16: 14,648,474 km (0.114 R)
• M17: 19,450,715 km (0.082 R)
• M18: 20,423,849 km (0.104 R)
• M19: 22,361,591 km (0.12 R)
• M20: 22,678,289 km (0.099 R)
• M21: 23,429,121 km (0.119 R)
• M22: 29,406,603 km (0.074 R)
• M23: 32,948,333 km (0.119 R)
• M24: 34,049,822 km (0.108 R)
• M25: 35,747,907 km (0.069 R)
• M26: 39,006,298 km (0.066 R)
• M27: 41,338,080 km (0.066 R)
• M28: 45,091,341 km (0.044 R)
• M29: 45,766,477 km (0.096 R)
• M30: 58,898,776 km (0.073 R)
• M31: 60,519,370 km (0.063 R)
• M32: 61,961,493 km (0.047 R)
• M33: 71,783,940 km (0.051 R)
• M34: 72,013,273 km (0.102 R)
• M35: 73,167,271 km (0.101 R)
• M36: 84,879,289 km (0.075 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 17,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit