🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.06 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.6

Radius: 11.6

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.06 AU - 2.16 AU

Year: 2079 Days

Day: 11.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,546,909 km

• M1: 147,803 km (0.097 R)
• M2: 1,488,050 km (0.091 R)
• M3: 1,870,422 km (0.114 R)
• M4: 2,538,526 km (0.116 R)
• M5: 3,020,531 km (0.118 R)
• M6: 3,437,310 km (0.104 R)
• M7: 4,047,071 km (0.1 R)
• M8: 4,593,552 km (0.101 R)
• M9: 6,015,630 km (0.072 R)
• M10: 7,313,541 km (0.109 R)
• M11: 8,849,013 km (0.065 R)
• M12: 10,323,151 km (0.114 R)
• M13: 12,101,271 km (0.093 R)
• M14: 12,547,671 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.1

Radius: 11.9

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.19 AU - 2.37 AU

Year: 2335 Days

Day: 13.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,546,909 km

• M1: 147,952 km (0.052 R)
• M2: 627,563 km (0.11 R)
• M3: 1,837,361 km (0.097 R)
• M4: 2,578,020 km (0.103 R)
• M5: 3,057,780 km (0.062 R)
• M6: 4,080,731 km (0.115 R)
• M7: 4,932,691 km (0.12 R)
• M8: 5,800,059 km (0.106 R)
• M9: 6,629,729 km (0.093 R)
• M10: 8,207,238 km (0.03 R)
• M11: 9,151,351 km (0.105 R)
• M12: 9,632,308 km (0.065 R)
• M13: 11,767,518 km (0.052 R)
• M14: 12,797,051 km (0.079 R)
• M15: 13,530,828 km (0.116 R)
• M16: 16,396,375 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.2

Radius: 8.1

Gravity: 10.61 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.28 AU - 2.76 AU

Year: 2713 Days

Day: 14 Hours

Environment

Temp: -212 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,546,909 km

• M1: 101,727 km (0.116 R)
• M2: 449,841 km (0.096 R)
• M3: 999,912 km (0.092 R)
• M4: 1,292,825 km (0.089 R)
• M5: 2,044,255 km (0.11 R)
• M6: 2,309,492 km (0.074 R)
• M7: 3,025,467 km (0.091 R)
• M8: 3,480,993 km (0.073 R)
• M9: 4,186,496 km (0.048 R)
• M10: 5,826,239 km (0.101 R)
• M11: 6,674,159 km (0.118 R)
• M12: 7,023,770 km (0.099 R)
• M13: 7,293,794 km (0.099 R)
• M14: 7,759,342 km (0.068 R)
• M15: 9,240,062 km (0.073 R)
• M16: 9,637,992 km (0.096 R)
• M17: 13,018,007 km (0.091 R)
• M18: 13,380,632 km (0.111 R)
• M19: 15,955,211 km (0.047 R)
• M20: 19,424,386 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666

Radius: 12.9

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.2 AU - 3.72 AU

Year: 4365 Days

Day: 12.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,546,909 km

• M1: 161,865 km (0.097 R)
• M2: 719,267 km (0.093 R)
• M3: 1,650,962 km (0.099 R)
• M4: 2,290,194 km (0.062 R)
• M5: 3,053,442 km (0.105 R)
• M6: 3,495,354 km (0.094 R)
• M7: 3,936,070 km (0.086 R)
• M8: 6,760,627 km (0.109 R)
• M9: 7,829,055 km (0.048 R)
• M10: 10,384,336 km (0.059 R)
• M11: 10,902,693 km (0.112 R)
• M12: 13,758,217 km (0.09 R)
• M13: 17,986,900 km (0.111 R)
• M14: 18,862,496 km (0.086 R)
• M15: 19,635,469 km (0.105 R)
• M16: 21,521,000 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.5

Radius: 10.3

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.8 AU - 5.34 AU

Year: 7743 Days

Day: 8.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,546,909 km

• M1: 128,056 km (0.086 R)
• M2: 507,885 km (0.112 R)
• M3: 1,447,808 km (0.076 R)
• M4: 1,791,135 km (0.088 R)
• M5: 2,309,342 km (0.098 R)
• M6: 2,818,424 km (0.086 R)
• M7: 3,224,133 km (0.097 R)
• M8: 3,689,831 km (0.075 R)
• M9: 4,340,732 km (0.047 R)
• M10: 5,472,440 km (0.099 R)
• M11: 6,258,277 km (0.083 R)
• M12: 6,631,075 km (0.098 R)
• M13: 9,876,451 km (0.119 R)
• M14: 10,906,433 km (0.06 R)
• M15: 11,355,974 km (0.12 R)
• M16: 12,196,565 km (0.092 R)
• M17: 13,534,568 km (0.082 R)
• M18: 18,448,110 km (0.095 R)
• M19: 20,680,858 km (0.117 R)
• M20: 21,862,382 km (0.102 R)
• M21: 23,531,745 km (0.056 R)
• M22: 24,207,479 km (0.115 R)
• M23: 25,676,530 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631

Radius: 7.4

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 6.1 AU - 7.7 AU

Year: 12293 Days

Day: 17.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,546,909 km

• M1: 92,152 km (0.119 R)
• M2: 340,934 km (0.118 R)
• M3: 759,209 km (0.07 R)
• M4: 1,031,029 km (0.117 R)
• M5: 1,368,372 km (0.045 R)
• M6: 2,064,899 km (0.098 R)
• M7: 2,798,378 km (0.106 R)
• M8: 3,164,893 km (0.108 R)
• M9: 5,292,623 km (0.085 R)
• M10: 5,568,631 km (0.11 R)
• M11: 6,037,770 km (0.032 R)
• M12: 7,691,575 km (0.096 R)
• M13: 7,956,662 km (0.097 R)
• M14: 9,677,486 km (0.091 R)
• M15: 12,519,995 km (0.095 R)
• M16: 18,973,348 km (0.104 R)
• M17: 24,105,902 km (0.105 R)
• M18: 25,544,435 km (0.116 R)
• M19: 25,838,843 km (0.05 R)
• M20: 48,104,841 km (0.05 R)
• M21: 52,248,852 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 412.5

Radius: 6.2

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.01 AU - 7.71 AU

Year: 13543 Days

Day: 22.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 49,546,909 km

• M1: 77,940 km (0.111 R)
• M2: 346,768 km (0.118 R)
• M3: 568,771 km (0.071 R)
• M4: 769,531 km (0.082 R)
• M5: 1,174,792 km (0.098 R)
• M6: 1,439,730 km (0.056 R)
• M7: 2,727,768 km (0.097 R)
• M8: 3,339,174 km (0.064 R)
• M9: 4,525,186 km (0.035 R)
• M10: 5,246,098 km (0.093 R)
• M11: 5,616,802 km (0.107 R)
• M12: 6,600,856 km (0.033 R)
• M13: 7,276,590 km (0.114 R)
• M14: 8,999,509 km (0.088 R)
• M15: 10,869,781 km (0.045 R)
• M16: 11,416,562 km (0.064 R)
• M17: 13,289,976 km (0.117 R)
• M18: 14,889,326 km (0.072 R)
• M19: 15,495,198 km (0.11 R)
• M20: 16,117,375 km (0.093 R)
• M21: 18,464,716 km (0.102 R)
• M22: 20,532,607 km (0.096 R)
• M23: 21,707,549 km (0.099 R)
• M24: 23,104,494 km (0.082 R)
• M25: 23,824,957 km (0.116 R)
• M26: 24,653,430 km (0.085 R)
• M27: 25,027,574 km (0.07 R)
• M28: 27,154,108 km (0.087 R)
• M29: 28,363,307 km (0.114 R)
• M30: 29,293,507 km (0.113 R)
• M31: 29,818,895 km (0.086 R)
• M32: 37,233,414 km (0.108 R)
• M33: 38,098,389 km (0.043 R)
• M34: 43,435,742 km (0.081 R)
• M35: 44,394,215 km (0.098 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 10,751 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit