🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.4

Radius: 13.7

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.95 AU - 1.01 AU

Year: 658 Days

Day: 11.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,580,223 km

• M1: 197,170 km (0.1 R)
• M2: 683,513 km (0.085 R)
• M3: 1,506,750 km (0.11 R)
• M4: 2,359,757 km (0.108 R)
• M5: 2,865,547 km (0.074 R)
• M6: 3,326,608 km (0.103 R)
• M7: 4,059,039 km (0.095 R)
• M8: 5,096,201 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.6

Radius: 14

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.91 AU - 1.27 AU

Year: 772 Days

Day: 10.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,580,223 km

• M1: 174,132 km (0.055 R)
• M2: 689,646 km (0.046 R)
• M3: 1,247,497 km (0.086 R)
• M4: 2,256,983 km (0.115 R)
• M5: 2,801,370 km (0.038 R)
• M6: 3,592,892 km (0.084 R)
• M7: 4,341,330 km (0.058 R)
• M8: 5,256,570 km (0.092 R)
• M9: 6,060,359 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635

Radius: 14

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.13 AU - 1.19 AU

Year: 847 Days

Day: 8.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,580,223 km

• M1: 174,132 km (0.088 R)
• M2: 632,949 km (0.106 R)
• M3: 1,109,867 km (0.094 R)
• M4: 1,597,705 km (0.092 R)
• M5: 2,395,660 km (0.107 R)
• M6: 3,066,308 km (0.089 R)
• M7: 3,502,086 km (0.118 R)
• M8: 4,925,809 km (0.079 R)
• M9: 5,837,758 km (0.091 R)
• M10: 6,534,734 km (0.117 R)
• M11: 7,286,763 km (0.084 R)
• M12: 7,924,349 km (0.064 R)
• M13: 8,990,234 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.7

Radius: 12.1

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.32 AU - 1.48 AU

Year: 1124 Days

Day: 6.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,580,223 km

• M1: 150,495 km (0.102 R)
• M2: 555,906 km (0.058 R)
• M3: 997,967 km (0.1 R)
• M4: 1,654,403 km (0.055 R)
• M5: 2,473,750 km (0.085 R)
• M6: 2,881,255 km (0.066 R)
• M7: 3,378,818 km (0.101 R)
• M8: 4,206,842 km (0.108 R)
• M9: 4,678,524 km (0.042 R)
• M10: 5,685,916 km (0.103 R)
• M11: 6,218,484 km (0.099 R)
• M12: 6,663,388 km (0.081 R)
• M13: 7,230,514 km (0.04 R)
• M14: 9,734,333 km (0.101 R)
• M15: 10,207,212 km (0.084 R)
• M16: 10,861,404 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.4

Radius: 9.4

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.54 AU - 1.76 AU

Year: 1438 Days

Day: 6.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,580,223 km

• M1: 116,836 km (0.07 R)
• M2: 458,069 km (0.112 R)
• M3: 882,478 km (0.111 R)
• M4: 1,295,069 km (0.116 R)
• M5: 1,808,339 km (0.085 R)
• M6: 2,357,812 km (0.108 R)
• M7: 2,695,006 km (0.115 R)
• M8: 3,440,751 km (0.084 R)
• M9: 4,461,308 km (0.11 R)
• M10: 4,826,027 km (0.059 R)
• M11: 5,264,499 km (0.088 R)
• M12: 5,962,074 km (0.032 R)
• M13: 6,720,086 km (0.09 R)
• M14: 8,059,735 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.5

Radius: 11.1

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.31 AU - 4.09 AU

Year: 4827 Days

Day: 8 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,580,223 km

• M1: 138,079 km (0.089 R)
• M2: 1,406,519 km (0.079 R)
• M3: 3,849,752 km (0.106 R)
• M4: 6,578,866 km (0.085 R)
• M5: 7,106,048 km (0.032 R)
• M6: 7,601,517 km (0.105 R)
• M7: 8,057,790 km (0.117 R)
• M8: 11,661,453 km (0.059 R)
• M9: 14,265,653 km (0.101 R)
• M10: 15,874,279 km (0.034 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.8

Radius: 9.5

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.79 AU - 4.15 AU

Year: 5365 Days

Day: 13.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 26,580,223 km

• M1: 118,182 km (0.053 R)
• M2: 457,171 km (0.114 R)
• M3: 811,419 km (0.057 R)
• M4: 1,436,888 km (0.095 R)
• M5: 1,773,932 km (0.103 R)
• M6: 2,497,536 km (0.12 R)
• M7: 2,813,188 km (0.109 R)
• M8: 3,711,673 km (0.054 R)
• M9: 4,080,132 km (0.06 R)
• M10: 5,281,254 km (0.103 R)
• M11: 5,949,059 km (0.072 R)
• M12: 6,516,782 km (0.098 R)
• M13: 6,829,891 km (0.092 R)
• M14: 7,656,868 km (0.088 R)
• M15: 8,773,466 km (0.058 R)
• M16: 9,790,732 km (0.107 R)
• M17: 10,119,099 km (0.04 R)
• M18: 10,539,768 km (0.088 R)
• M19: 11,060,070 km (0.111 R)
• M20: 11,642,903 km (0.098 R)
• M21: 12,675,727 km (0.12 R)
• M22: 13,314,210 km (0.062 R)
• M23: 14,285,549 km (0.086 R)
• M24: 14,708,463 km (0.108 R)
• M25: 15,579,272 km (0.045 R)
• M26: 16,949,439 km (0.096 R)
• M27: 17,724,356 km (0.055 R)
• M28: 18,089,973 km (0.094 R)
• M29: 20,858,581 km (0.111 R)
• M30: 22,877,853 km (0.071 R)
• M31: 24,947,839 km (0.117 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: 425 - 18,944 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit