🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.4

Radius: 11.3

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.84 AU - 1.3 AU

Year: 764 Days

Day: 9.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,786,625 km

• M1: 140,772 km (0.081 R)
• M2: 496,815 km (0.036 R)
• M3: 950,994 km (0.1 R)
• M4: 1,573,321 km (0.11 R)
• M5: 1,950,756 km (0.045 R)
• M6: 2,368,583 km (0.079 R)
• M7: 3,077,228 km (0.043 R)
• M8: 4,528,776 km (0.088 R)
• M9: 4,897,984 km (0.054 R)
• M10: 5,251,184 km (0.106 R)
• M11: 5,621,439 km (0.055 R)
• M12: 6,539,821 km (0.102 R)
• M13: 7,035,139 km (0.099 R)
• M14: 7,884,556 km (0.108 R)
• M15: 8,321,830 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.7

Radius: 8.3

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.94 AU - 1.28 AU

Year: 807 Days

Day: 6.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,786,625 km

• M1: 103,223 km (0.119 R)
• M2: 363,523 km (0.099 R)
• M3: 781,050 km (0.105 R)
• M4: 1,089,671 km (0.096 R)
• M5: 1,479,822 km (0.084 R)
• M6: 1,934,600 km (0.102 R)
• M7: 2,264,313 km (0.098 R)
• M8: 2,835,328 km (0.119 R)
• M9: 3,526,022 km (0.1 R)
• M10: 3,831,949 km (0.059 R)
• M11: 4,170,639 km (0.055 R)
• M12: 5,398,688 km (0.102 R)
• M13: 5,921,084 km (0.083 R)
• M14: 6,579,464 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.8

Radius: 13.3

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.18 AU - 1.78 AU

Year: 1243 Days

Day: 5.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,786,625 km

• M1: 165,455 km (0.028 R)
• M2: 647,759 km (0.095 R)
• M3: 1,275,771 km (0.054 R)
• M4: 1,716,636 km (0.087 R)
• M5: 2,378,606 km (0.093 R)
• M6: 2,975,801 km (0.042 R)
• M7: 3,543,375 km (0.035 R)
• M8: 4,041,835 km (0.094 R)
• M9: 5,160,528 km (0.063 R)
• M10: 6,075,918 km (0.094 R)
• M11: 6,548,647 km (0.044 R)
• M12: 6,969,615 km (0.097 R)
• M13: 7,648,640 km (0.115 R)
• M14: 8,400,220 km (0.079 R)
• M15: 9,261,604 km (0.083 R)
• M16: 9,921,630 km (0.09 R)
• M17: 12,165,149 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.3

Radius: 12.4

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.41 AU - 3.51 AU

Year: 4442 Days

Day: 5.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,786,625 km

• M1: 154,235 km (0.106 R)
• M2: 610,958 km (0.098 R)
• M3: 1,135,448 km (0.1 R)
• M4: 1,849,778 km (0.108 R)
• M5: 2,341,057 km (0.065 R)
• M6: 2,810,645 km (0.106 R)
• M7: 3,874,734 km (0.119 R)
• M8: 4,512,021 km (0.034 R)
• M9: 8,189,137 km (0.041 R)
• M10: 9,990,894 km (0.109 R)
• M11: 10,469,009 km (0.088 R)
• M12: 15,143,044 km (0.088 R)
• M13: 17,524,343 km (0.082 R)
• M14: 20,008,416 km (0.097 R)
• M15: 21,121,574 km (0.08 R)
• M16: 23,168,073 km (0.112 R)
• M17: 23,930,124 km (0.088 R)
• M18: 25,908,257 km (0.084 R)
• M19: 26,398,788 km (0.096 R)
• M20: 26,978,929 km (0.117 R)
• M21: 29,473,473 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.8

Radius: 14.4

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.29 AU - 4.21 AU

Year: 5013 Days

Day: 12.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 27,786,625 km

• M1: 179,069 km (0.069 R)
• M2: 702,362 km (0.036 R)
• M3: 1,332,917 km (0.042 R)
• M4: 2,416,305 km (0.087 R)
• M5: 2,889,184 km (0.045 R)
• M6: 4,169,143 km (0.1 R)
• M7: 5,589,724 km (0.095 R)
• M8: 7,637,570 km (0.111 R)
• M9: 9,200,419 km (0.102 R)
• M10: 10,874,269 km (0.114 R)
• M11: 12,131,340 km (0.098 R)
• M12: 14,532,984 km (0.077 R)
• M13: 15,107,141 km (0.111 R)
• M14: 15,636,717 km (0.12 R)
• M15: 17,815,311 km (0.108 R)
• M16: 19,352,878 km (0.045 R)
• M17: 21,122,771 km (0.072 R)
• M18: 22,009,736 km (0.064 R)
• M19: 25,891,053 km (0.107 R)
• M20: 27,861,556 km (0.115 R)
• M21: 30,114,799 km (0.104 R)
• M22: 31,523,563 km (0.054 R)
• M23: 32,292,795 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.2

Radius: 14.7

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.68 AU - 6 AU

Year: 7350 Days

Day: 8.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,786,625 km

• M1: 182,809 km (0.049 R)
• M2: 1,061,546 km (0.091 R)
• M3: 2,210,009 km (0.069 R)
• M4: 3,158,460 km (0.118 R)
• M5: 5,087,076 km (0.089 R)
• M6: 6,973,804 km (0.103 R)
• M7: 7,636,074 km (0.092 R)
• M8: 9,046,931 km (0.066 R)
• M9: 13,671,899 km (0.104 R)
• M10: 20,020,833 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.9

Radius: 9

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.63 AU - 5.59 AU

Year: 7973 Days

Day: 14.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,786,625 km

• M1: 116,088 km (0.097 R)
• M2: 565,480 km (0.109 R)
• M3: 1,152,352 km (0.109 R)
• M4: 1,830,480 km (0.046 R)
• M5: 2,358,560 km (0.097 R)
• M6: 3,509,416 km (0.118 R)
• M7: 4,048,268 km (0.11 R)
• M8: 6,517,979 km (0.051 R)
• M9: 6,998,936 km (0.091 R)
• M10: 9,282,548 km (0.061 R)
• M11: 12,260,443 km (0.084 R)
• M12: 17,348,715 km (0.089 R)
• M13: 20,354,137 km (0.089 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 15,028 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit