🌌 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: 830.3

Radius: 12.6

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.03 AU - 1.11 AU

Year: 751 Days

Day: 7.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,941,620 km

• M1: 164,109 km (0.084 R)
• M2: 566,826 km (0.111 R)
• M3: 1,021,005 km (0.066 R)
• M4: 1,619,547 km (0.107 R)
• M5: 2,808,999 km (0.106 R)
• M6: 4,064,873 km (0.09 R)
• M7: 4,630,802 km (0.065 R)
• M8: 5,285,891 km (0.104 R)
• M9: 5,684,569 km (0.063 R)
• M10: 7,003,873 km (0.108 R)
• M11: 7,771,759 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.8

Radius: 10.5

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.07 AU - 1.47 AU

Year: 971 Days

Day: 6.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,941,620 km

• M1: 132,843 km (0.072 R)
• M2: 468,989 km (0.051 R)
• M3: 988,842 km (0.11 R)
• M4: 1,364,781 km (0.079 R)
• M5: 2,071,781 km (0.034 R)
• M6: 2,556,029 km (0.107 R)
• M7: 3,691,776 km (0.111 R)
• M8: 4,564,829 km (0.051 R)
• M9: 5,174,590 km (0.098 R)
• M10: 5,529,586 km (0.116 R)
• M11: 6,489,107 km (0.056 R)
• M12: 6,902,595 km (0.116 R)
• M13: 7,962,347 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.3

Radius: 12.6

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.48 AU - 1.76 AU

Year: 1399 Days

Day: 8.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,941,620 km

• M1: 157,377 km (0.08 R)
• M2: 584,628 km (0.114 R)
• M3: 1,272,629 km (0.052 R)
• M4: 2,336,120 km (0.093 R)
• M5: 2,935,709 km (0.095 R)
• M6: 3,431,027 km (0.084 R)
• M7: 4,117,382 km (0.093 R)
• M8: 5,939,185 km (0.114 R)
• M9: 8,199,459 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.5

Radius: 11.7

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.42 AU - 2 AU

Year: 1517 Days

Day: 5.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,941,620 km

• M1: 145,559 km (0.109 R)
• M2: 553,213 km (0.101 R)
• M3: 1,092,364 km (0.047 R)
• M4: 1,798,466 km (0.028 R)
• M5: 2,413,014 km (0.078 R)
• M6: 4,370,352 km (0.033 R)
• M7: 5,486,352 km (0.065 R)
• M8: 6,619,556 km (0.097 R)
• M9: 7,541,827 km (0.065 R)
• M10: 10,568,790 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.4

Radius: 13.9

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.77 AU - 1.79 AU

Year: 1611 Days

Day: 7.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,941,620 km

• M1: 176,974 km (0.066 R)
• M2: 639,082 km (0.096 R)
• M3: 1,188,256 km (0.091 R)
• M4: 1,827,936 km (0.095 R)
• M5: 2,775,340 km (0.047 R)
• M6: 3,524,376 km (0.088 R)
• M7: 4,561,837 km (0.119 R)
• M8: 5,206,754 km (0.114 R)
• M9: 6,450,361 km (0.087 R)
• M10: 7,682,898 km (0.074 R)
• M11: 8,446,146 km (0.087 R)
• M12: 9,003,697 km (0.04 R)
• M13: 9,953,794 km (0.093 R)
• M14: 10,647,180 km (0.117 R)
• M15: 11,188,275 km (0.097 R)
• M16: 12,325,518 km (0.08 R)
• M17: 14,002,809 km (0.038 R)
• M18: 14,521,465 km (0.078 R)
• M19: 15,097,716 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.1

Radius: 10

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.18 AU - 3.66 AU

Year: 4290 Days

Day: 12.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,941,620 km

• M1: 124,316 km (0.116 R)
• M2: 726,447 km (0.072 R)
• M3: 1,043,445 km (0.074 R)
• M4: 1,796,670 km (0.069 R)
• M5: 2,262,668 km (0.093 R)
• M6: 5,257,168 km (0.083 R)
• M7: 6,610,281 km (0.064 R)
• M8: 7,395,221 km (0.086 R)
• M9: 8,748,035 km (0.116 R)
• M10: 9,275,816 km (0.114 R)
• M11: 10,293,081 km (0.086 R)
• M12: 10,916,905 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.3

Radius: 8

Gravity: 12.25 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.49 AU - 4.17 AU

Year: 5084 Days

Day: 14.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 31,941,620 km

• M1: 99,483 km (0.119 R)
• M2: 365,916 km (0.061 R)
• M3: 950,694 km (0.098 R)
• M4: 1,212,940 km (0.119 R)
• M5: 1,524,103 km (0.034 R)
• M6: 1,778,719 km (0.119 R)
• M7: 3,118,667 km (0.111 R)
• M8: 3,555,343 km (0.07 R)
• M9: 3,868,601 km (0.104 R)
• M10: 4,200,409 km (0.075 R)
• M11: 6,376,759 km (0.118 R)
• M12: 7,081,066 km (0.026 R)
• M13: 7,798,986 km (0.104 R)
• M14: 8,175,823 km (0.059 R)
• M15: 9,006,540 km (0.11 R)
• M16: 11,738,646 km (0.116 R)
• M17: 12,133,734 km (0.078 R)
• M18: 14,750,051 km (0.117 R)
• M19: 15,561,619 km (0.087 R)
• M20: 15,858,571 km (0.113 R)
• M21: 18,837,962 km (0.072 R)
• M22: 20,779,743 km (0.098 R)
• M23: 21,577,847 km (0.071 R)
• M24: 23,312,435 km (0.098 R)
• M25: 24,094,831 km (0.082 R)
• M26: 26,378,593 km (0.079 R)
• M27: 29,794,660 km (0.12 R)
• M28: 30,808,933 km (0.066 R)
• M29: 31,277,624 km (0.096 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 14,396 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit