🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.1

Radius: 14.5

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.49 AU - 0.63 AU

Year: 289 Days

Day: 15 Hours

Environment

Temp: -136 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,547,417 km

• M1: 180,265 km (0.06 R)
• M2: 954,434 km (0.12 R)
• M3: 1,434,943 km (0.072 R)
• M4: 1,886,878 km (0.115 R)
• M5: 2,410,022 km (0.07 R)
• M6: 3,061,072 km (0.038 R)
• M7: 3,627,748 km (0.11 R)
• M8: 4,238,407 km (0.119 R)
• M9: 4,917,282 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.4

Radius: 12

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.46 AU - 0.72 AU

Year: 313 Days

Day: 6.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 79,547,417 km

• M1: 150,944 km (0.077 R)
• M2: 557,402 km (0.108 R)
• M3: 1,518,867 km (0.101 R)
• M4: 2,034,681 km (0.12 R)
• M5: 2,452,358 km (0.091 R)
• M6: 2,953,660 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.8

Radius: 11.4

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.69 AU - 0.91 AU

Year: 494 Days

Day: 13.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 152.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,547,417 km

• M1: 141,819 km (0.078 R)
• M2: 496,815 km (0.099 R)
• M3: 1,023,100 km (0.085 R)
• M4: 1,387,221 km (0.096 R)
• M5: 2,180,539 km (0.045 R)
• M6: 2,624,096 km (0.096 R)
• M7: 3,556,689 km (0.049 R)
• M8: 3,957,163 km (0.114 R)
• M9: 4,402,366 km (0.056 R)
• M10: 5,394,050 km (0.032 R)
• M11: 6,139,945 km (0.044 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.5

Radius: 9.4

Gravity: 10.23 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.76 AU - 0.92 AU

Year: 531 Days

Day: 12 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,547,417 km

• M1: 116,836 km (0.102 R)
• M2: 433,086 km (0.115 R)
• M3: 885,919 km (0.083 R)
• M4: 1,274,873 km (0.074 R)
• M5: 2,416,454 km (0.093 R)
• M6: 3,339,922 km (0.088 R)
• M7: 3,695,367 km (0.114 R)
• M8: 4,149,247 km (0.101 R)
• M9: 4,482,551 km (0.114 R)
• M10: 4,899,629 km (0.088 R)
• M11: 5,905,077 km (0.111 R)
• M12: 6,546,852 km (0.041 R)
• M13: 7,127,291 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.2

Radius: 8.2

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.13 AU - 1.17 AU

Year: 851 Days

Day: 7.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,547,417 km

• M1: 102,026 km (0.119 R)
• M2: 433,235 km (0.08 R)
• M3: 693,985 km (0.065 R)
• M4: 997,519 km (0.12 R)
• M5: 1,542,803 km (0.043 R)
• M6: 2,053,680 km (0.065 R)
• M7: 2,520,724 km (0.05 R)
• M8: 3,384,951 km (0.045 R)
• M9: 3,694,619 km (0.069 R)
• M10: 4,082,376 km (0.1 R)
• M11: 4,465,197 km (0.1 R)
• M12: 5,024,394 km (0.074 R)
• M13: 5,911,360 km (0.052 R)
• M14: 7,027,210 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.5

Radius: 8

Gravity: 12.45 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.37 AU - 1.41 AU

Year: 1131 Days

Day: 7.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,547,417 km

• M1: 99,483 km (0.097 R)
• M2: 384,616 km (0.085 R)
• M3: 649,404 km (0.039 R)
• M4: 911,051 km (0.029 R)
• M5: 1,305,391 km (0.08 R)
• M6: 1,569,431 km (0.098 R)
• M7: 2,033,783 km (0.101 R)
• M8: 2,624,545 km (0.11 R)
• M9: 3,207,229 km (0.059 R)
• M10: 3,475,607 km (0.109 R)
• M11: 4,318,891 km (0.119 R)
• M12: 4,933,139 km (0.11 R)
• M13: 5,312,520 km (0.06 R)
• M14: 5,928,863 km (0.115 R)
• M15: 6,220,279 km (0.109 R)
• M16: 9,231,834 km (0.1 R)
• M17: 11,373,477 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.6

Radius: 14.8

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.99 AU - 4.89 AU

Year: 6458 Days

Day: 6.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,547,417 km

• M1: 184,604 km (0.051 R)
• M2: 689,497 km (0.11 R)
• M3: 1,494,932 km (0.114 R)
• M4: 2,547,652 km (0.06 R)
• M5: 3,600,372 km (0.08 R)
• M6: 5,012,426 km (0.12 R)
• M7: 6,697,796 km (0.1 R)
• M8: 7,536,890 km (0.096 R)
• M9: 8,735,768 km (0.11 R)
• M10: 9,249,636 km (0.083 R)
• M11: 9,920,284 km (0.089 R)
• M12: 10,671,265 km (0.097 R)
• M13: 11,359,266 km (0.083 R)
• M14: 13,377,042 km (0.076 R)
• M15: 14,530,292 km (0.081 R)
• M16: 16,641,716 km (0.062 R)
• M17: 17,233,376 km (0.078 R)
• M18: 17,771,030 km (0.104 R)
• M19: 19,021,818 km (0.119 R)
• M20: 23,947,478 km (0.119 R)
• M21: 26,614,209 km (0.108 R)
• M22: 27,152,313 km (0.074 R)
• M23: 28,810,456 km (0.104 R)
• M24: 29,664,510 km (0.087 R)
• M25: 31,224,367 km (0.096 R)
• M26: 32,531,403 km (0.049 R)
• M27: 33,561,534 km (0.036 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453.8

Radius: 4.3

Gravity: 24.54 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.31 AU - 6.37 AU

Year: 9742 Days

Day: 22.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,547,417 km

• M1: 61,036 km (0.102 R)
• M2: 391,498 km (0.111 R)
• M3: 1,372,261 km (0.074 R)
• M4: 3,091,739 km (0.117 R)
• M5: 3,570,602 km (0.082 R)
• M6: 3,840,477 km (0.099 R)
• M7: 4,997,317 km (0.117 R)
• M8: 5,753,385 km (0.026 R)
• M9: 8,648,403 km (0.109 R)
• M10: 10,113,564 km (0.086 R)
• M11: 10,454,797 km (0.08 R)
• M12: 12,498,304 km (0.093 R)
• M13: 16,874,191 km (0.114 R)
• M14: 17,010,475 km (0.114 R)
• M15: 20,042,973 km (0.101 R)
• M16: 22,335,261 km (0.034 R)
• M17: 22,664,526 km (0.085 R)
• M18: 22,997,082 km (0.074 R)
• M19: 33,466,839 km (0.067 R)
• M20: 36,562,916 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.8

Radius: 3.9

Gravity: 46.47 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 9.58 AU - 9.94 AU

Year: 21047 Days

Day: 23.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 149.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,547,417 km

• M1: 48,619 km (0.107 R)
• M2: 200,012 km (0.088 R)
• M3: 338,839 km (0.095 R)
• M4: 560,094 km (0.1 R)
• M5: 883,525 km (0.056 R)
• M6: 1,054,067 km (0.042 R)
• M7: 1,613,263 km (0.099 R)
• M8: 1,812,378 km (0.058 R)
• M9: 2,828,297 km (0.101 R)
• M10: 2,957,700 km (0.106 R)
• M11: 3,284,720 km (0.074 R)
• M12: 3,696,115 km (0.079 R)
• M13: 3,882,663 km (0.032 R)
• M14: 5,813,074 km (0.101 R)
• M15: 7,053,988 km (0.115 R)
• M16: 9,749,293 km (0.1 R)
• M17: 10,045,647 km (0.109 R)
• M18: 10,347,984 km (0.102 R)
• M19: 10,532,139 km (0.06 R)
• M20: 11,618,070 km (0.079 R)
• M21: 12,086,162 km (0.077 R)
• M22: 12,636,383 km (0.102 R)
• M23: 14,926,726 km (0.046 R)
• M24: 15,162,043 km (0.115 R)
• M25: 19,271,646 km (0.12 R)
• M26: 20,021,730 km (0.085 R)
• M27: 22,904,182 km (0.079 R)
• M28: 40,751,956 km (0.107 R)
• M29: 42,141,271 km (0.102 R)
• M30: 44,042,212 km (0.108 R)
• M31: 48,184,726 km (0.075 R)
• M32: 48,870,782 km (0.117 R)
• M33: 49,043,268 km (0.044 R)
• M34: 50,967,845 km (0.12 R)
• M35: 63,994,080 km (0.075 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 14,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit