🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.8

Radius: 11.7

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.8 AU - 0.94 AU

Year: 550 Days

Day: 11.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,095,636 km

• M1: 146,157 km (0.093 R)
• M2: 527,033 km (0.049 R)
• M3: 1,029,533 km (0.064 R)
• M4: 2,144,186 km (0.086 R)
• M5: 2,598,814 km (0.05 R)
• M6: 2,973,407 km (0.111 R)
• M7: 3,420,406 km (0.075 R)
• M8: 4,350,605 km (0.117 R)
• M9: 5,022,749 km (0.108 R)
• M10: 5,832,372 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.5

Radius: 13.4

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.92 AU - 1.42 AU

Year: 858 Days

Day: 14.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,095,636 km

• M1: 166,951 km (0.109 R)
• M2: 603,627 km (0.114 R)
• M3: 1,024,596 km (0.119 R)
• M4: 1,579,006 km (0.045 R)
• M5: 2,664,488 km (0.079 R)
• M6: 3,082,015 km (0.1 R)
• M7: 3,514,503 km (0.103 R)
• M8: 3,971,823 km (0.119 R)
• M9: 5,690,853 km (0.109 R)
• M10: 6,216,390 km (0.076 R)
• M11: 6,959,592 km (0.113 R)
• M12: 7,389,387 km (0.105 R)
• M13: 8,171,634 km (0.058 R)
• M14: 8,952,834 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.7

Radius: 14.3

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.31 AU - 1.63 AU

Year: 1209 Days

Day: 10 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,095,636 km

• M1: 177,872 km (0.117 R)
• M2: 698,772 km (0.111 R)
• M3: 1,154,596 km (0.037 R)
• M4: 2,005,808 km (0.115 R)
• M5: 2,465,523 km (0.117 R)
• M6: 2,929,276 km (0.104 R)
• M7: 3,807,864 km (0.103 R)
• M8: 4,468,937 km (0.088 R)
• M9: 6,660,396 km (0.101 R)
• M10: 7,885,453 km (0.096 R)
• M11: 8,935,182 km (0.08 R)
• M12: 9,736,278 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.7

Radius: 10.7

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.91 AU - 5.81 AU

Year: 7267 Days

Day: 13 Hours

Environment

Temp: -213 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,095,636 km

• M1: 135,536 km (0.102 R)
• M2: 490,831 km (0.045 R)
• M3: 902,075 km (0.056 R)
• M4: 1,614,610 km (0.088 R)
• M5: 2,650,276 km (0.111 R)
• M6: 3,058,828 km (0.112 R)
• M7: 3,392,730 km (0.1 R)
• M8: 4,832,759 km (0.118 R)
• M9: 5,225,902 km (0.108 R)
• M10: 6,250,498 km (0.108 R)
• M11: 6,681,340 km (0.051 R)
• M12: 7,055,484 km (0.082 R)
• M13: 8,305,225 km (0.097 R)
• M14: 8,650,347 km (0.096 R)
• M15: 9,323,687 km (0.103 R)
• M16: 9,744,207 km (0.119 R)
• M17: 11,768,715 km (0.073 R)
• M18: 13,110,009 km (0.119 R)
• M19: 14,059,208 km (0.09 R)
• M20: 14,675,252 km (0.088 R)
• M21: 15,895,522 km (0.084 R)
• M22: 17,391,351 km (0.069 R)
• M23: 20,270,511 km (0.103 R)
• M24: 30,893,307 km (0.102 R)
• M25: 34,197,774 km (0.058 R)
• M26: 40,751,806 km (0.039 R)
• M27: 42,004,090 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.3

Radius: 14.6

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.48 AU - 5.54 AU

Year: 8772 Days

Day: 9.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,095,636 km

• M1: 181,612 km (0.056 R)
• M2: 704,307 km (0.06 R)
• M3: 1,191,697 km (0.087 R)
• M4: 1,772,136 km (0.063 R)
• M5: 2,322,507 km (0.081 R)
• M6: 3,283,673 km (0.088 R)
• M7: 3,776,598 km (0.111 R)
• M8: 4,913,692 km (0.119 R)
• M9: 6,156,102 km (0.111 R)
• M10: 13,373,900 km (0.085 R)
• M11: 14,244,410 km (0.096 R)
• M12: 14,794,930 km (0.066 R)
• M13: 16,696,469 km (0.09 R)
• M14: 17,591,962 km (0.1 R)
• M15: 19,055,178 km (0.105 R)
• M16: 20,724,990 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39.3

Radius: 3.3

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.27 AU - 8.27 AU

Year: 13295 Days

Day: 19.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,095,636 km

• M1: 158,574 km (0.096 R)
• M2: 437,723 km (0.079 R)
• M3: 792,869 km (0.086 R)
• M4: 981,362 km (0.116 R)
• M5: 1,108,221 km (0.078 R)
• M6: 2,682,140 km (0.069 R)
• M7: 2,846,698 km (0.087 R)
• M8: 3,896,725 km (0.085 R)
• M9: 6,368,531 km (0.108 R)
• M10: 8,649,450 km (0.044 R)
• M11: 9,009,083 km (0.075 R)
• M12: 11,550,452 km (0.066 R)
• M13: 15,297,729 km (0.078 R)
• M14: 17,987,498 km (0.113 R)
• M15: 20,593,792 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.1

Radius: 5.1

Gravity: 13.65 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.84 AU - 9.56 AU

Year: 14492 Days

Day: 17.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,095,636 km

• M1: 66,122 km (0.03 R)
• M2: 1,516,324 km (0.059 R)
• M3: 2,085,694 km (0.105 R)
• M4: 2,639,654 km (0.05 R)
• M5: 5,341,242 km (0.117 R)
• M6: 5,716,583 km (0.09 R)
• M7: 6,368,232 km (0.118 R)
• M8: 8,301,635 km (0.039 R)
• M9: 13,278,157 km (0.119 R)
• M10: 13,650,357 km (0.046 R)
• M11: 14,029,588 km (0.041 R)
• M12: 15,276,635 km (0.114 R)
• M13: 16,810,762 km (0.057 R)
• M14: 21,767,089 km (0.059 R)
• M15: 24,621,715 km (0.112 R)
• M16: 27,917,955 km (0.099 R)
• M17: 29,566,224 km (0.114 R)
• M18: 34,547,534 km (0.111 R)
• M19: 42,419,972 km (0.07 R)
• M20: 43,362,289 km (0.08 R)
• M21: 43,770,243 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 597.1

Radius: 6.8

Gravity: 12.91 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.8 AU - 11.66 AU

Year: 20585 Days

Day: 22.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,095,636 km

• M1: 84,822 km (0.07 R)
• M2: 461,210 km (0.052 R)
• M3: 712,834 km (0.108 R)
• M4: 1,269,039 km (0.091 R)
• M5: 1,834,219 km (0.064 R)
• M6: 2,163,933 km (0.099 R)
• M7: 3,537,690 km (0.083 R)
• M8: 5,489,943 km (0.049 R)
• M9: 6,092,972 km (0.094 R)
• M10: 6,346,241 km (0.084 R)
• M11: 7,478,098 km (0.094 R)
• M12: 8,269,621 km (0.087 R)
• M13: 8,528,126 km (0.084 R)
• M14: 9,225,401 km (0.08 R)
• M15: 10,018,121 km (0.041 R)
• M16: 10,611,725 km (0.063 R)
• M17: 11,291,348 km (0.109 R)
• M18: 11,803,571 km (0.106 R)
• M19: 13,433,290 km (0.084 R)
• M20: 15,284,863 km (0.081 R)
• M21: 17,300,096 km (0.093 R)
• M22: 17,723,458 km (0.114 R)
• M23: 19,034,983 km (0.078 R)
• M24: 20,036,989 km (0.044 R)
• M25: 23,458,891 km (0.07 R)
• M26: 24,187,133 km (0.031 R)
• M27: 26,462,218 km (0.098 R)
• M28: 41,794,204 km (0.028 R)
• M29: 53,500,836 km (0.071 R)
• M30: 53,858,973 km (0.114 R)
• M31: 58,660,915 km (0.103 R)
• M32: 61,361,007 km (0.106 R)
• M33: 62,147,443 km (0.055 R)
• M34: 62,940,611 km (0.098 R)
• M35: 64,952,852 km (0.115 R)
• M36: 66,180,602 km (0.074 R)
• M37: 71,030,415 km (0.04 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 276 - 12,310 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit