🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.3

Radius: 9.3

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.72 AU - 0.74 AU

Year: 431 Days

Day: 14.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,128,060 km

• M1: 115,639 km (0.052 R)
• M2: 444,306 km (0.12 R)
• M3: 872,156 km (0.091 R)
• M4: 1,343,538 km (0.114 R)
• M5: 1,986,211 km (0.094 R)
• M6: 2,522,818 km (0.108 R)
• M7: 2,948,873 km (0.11 R)
• M8: 3,545,918 km (0.077 R)
• M9: 4,389,800 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223

Radius: 10

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.31 AU - 1.91 AU

Year: 1410 Days

Day: 12.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,128,060 km

• M1: 124,316 km (0.045 R)
• M2: 549,174 km (0.085 R)
• M3: 911,051 km (0.115 R)
• M4: 1,399,039 km (0.077 R)
• M5: 1,799,064 km (0.042 R)
• M6: 2,244,118 km (0.116 R)
• M7: 2,797,480 km (0.11 R)
• M8: 3,263,777 km (0.065 R)
• M9: 3,664,998 km (0.112 R)
• M10: 4,600,733 km (0.048 R)
• M11: 5,401,530 km (0.12 R)
• M12: 6,230,153 km (0.08 R)
• M13: 7,006,117 km (0.114 R)
• M14: 8,594,098 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.7

Radius: 8.1

Gravity: 13.03 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.53 AU - 1.71 AU

Year: 1423 Days

Day: 12.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,128,060 km

• M1: 100,679 km (0.098 R)
• M2: 441,314 km (0.04 R)
• M3: 704,606 km (0.081 R)
• M4: 968,048 km (0.073 R)
• M5: 1,323,193 km (0.054 R)
• M6: 1,703,920 km (0.036 R)
• M7: 2,041,861 km (0.114 R)
• M8: 2,349,135 km (0.09 R)
• M9: 3,042,671 km (0.107 R)
• M10: 3,918,567 km (0.042 R)
• M11: 4,531,020 km (0.056 R)
• M12: 4,809,422 km (0.097 R)
• M13: 5,378,941 km (0.114 R)
• M14: 7,144,645 km (0.103 R)
• M15: 9,046,034 km (0.063 R)
• M16: 10,214,243 km (0.089 R)
• M17: 10,940,541 km (0.072 R)
• M18: 11,553,294 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.1

Radius: 12.5

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.83 AU - 2.07 AU

Year: 1880 Days

Day: 8.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,128,060 km

• M1: 157,527 km (0.089 R)
• M2: 563,685 km (0.094 R)
• M3: 963,859 km (0.057 R)
• M4: 1,546,992 km (0.087 R)
• M5: 2,141,045 km (0.092 R)
• M6: 2,551,990 km (0.116 R)
• M7: 2,971,612 km (0.082 R)
• M8: 5,137,340 km (0.084 R)
• M9: 5,954,743 km (0.086 R)
• M10: 7,396,418 km (0.079 R)
• M11: 8,140,069 km (0.114 R)
• M12: 9,218,969 km (0.107 R)
• M13: 10,252,391 km (0.095 R)
• M14: 11,964,239 km (0.109 R)
• M15: 13,275,165 km (0.107 R)
• M16: 14,330,429 km (0.072 R)
• M17: 14,767,853 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233

Radius: 8.9

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.05 AU - 3.15 AU

Year: 2894 Days

Day: 11.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,128,060 km

• M1: 110,702 km (0.097 R)
• M2: 450,589 km (0.095 R)
• M3: 1,171,800 km (0.116 R)
• M4: 1,959,583 km (0.106 R)
• M5: 2,273,588 km (0.103 R)
• M6: 2,607,790 km (0.105 R)
• M7: 3,155,468 km (0.112 R)
• M8: 3,743,388 km (0.119 R)
• M9: 4,063,677 km (0.092 R)
• M10: 5,158,135 km (0.111 R)
• M11: 5,465,708 km (0.093 R)
• M12: 5,762,360 km (0.106 R)
• M13: 6,925,783 km (0.068 R)
• M14: 7,975,362 km (0.114 R)
• M15: 10,986,617 km (0.117 R)
• M16: 13,004,393 km (0.05 R)
• M17: 13,411,000 km (0.054 R)
• M18: 14,378,749 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.5

Radius: 9.6

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.69 AU - 6.01 AU

Year: 7373 Days

Day: 11.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,128,060 km

• M1: 119,379 km (0.109 R)
• M2: 440,865 km (0.058 R)
• M3: 1,508,545 km (0.072 R)
• M4: 2,226,316 km (0.104 R)
• M5: 2,710,713 km (0.064 R)
• M6: 3,419,658 km (0.11 R)
• M7: 4,247,383 km (0.036 R)
• M8: 4,966,201 km (0.114 R)
• M9: 5,796,319 km (0.099 R)
• M10: 6,364,791 km (0.09 R)
• M11: 7,192,516 km (0.085 R)
• M12: 7,809,458 km (0.051 R)
• M13: 8,377,930 km (0.105 R)
• M14: 13,556,858 km (0.088 R)
• M15: 13,963,316 km (0.042 R)
• M16: 14,378,001 km (0.086 R)
• M17: 16,708,137 km (0.086 R)
• M18: 17,175,780 km (0.115 R)
• M19: 20,620,720 km (0.034 R)
• M20: 22,993,193 km (0.081 R)
• M21: 23,488,661 km (0.106 R)
• M22: 24,330,149 km (0.093 R)
• M23: 25,806,680 km (0.091 R)
• M24: 26,252,182 km (0.062 R)
• M25: 27,434,305 km (0.104 R)
• M26: 31,699,190 km (0.032 R)
• M27: 33,458,910 km (0.071 R)
• M28: 37,512,564 km (0.062 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 15,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit