🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.6

Radius: 14.5

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.47 AU - 0.59 AU

Year: 266 Days

Day: 13 Hours

Environment

Temp: -133 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 80,099,363 km

• M1: 180,565 km (0.055 R)
• M2: 709,842 km (0.116 R)
• M3: 1,194,240 km (0.044 R)
• M4: 1,706,313 km (0.109 R)
• M5: 2,366,938 km (0.049 R)
• M6: 3,928,889 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.2

Radius: 12.1

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.5 AU - 0.62 AU

Year: 289 Days

Day: 11.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,099,363 km

• M1: 150,795 km (0.05 R)
• M2: 724,353 km (0.089 R)
• M3: 1,342,192 km (0.088 R)
• M4: 1,996,533 km (0.106 R)
• M5: 2,419,746 km (0.118 R)
• M6: 2,874,224 km (0.102 R)
• M7: 3,897,324 km (0.117 R)
• M8: 4,619,433 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.1

Radius: 11.2

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.54 AU - 0.7 AU

Year: 337 Days

Day: 13 Hours

Environment

Temp: -157 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 80,099,363 km

• M1: 141,370 km (0.095 R)
• M2: 508,334 km (0.113 R)
• M3: 1,194,240 km (0.085 R)
• M4: 1,634,207 km (0.103 R)
• M5: 2,693,659 km (0.076 R)
• M6: 3,171,475 km (0.115 R)
• M7: 3,911,984 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.1

Radius: 12.3

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.7 AU - 0.72 AU

Year: 413 Days

Day: 15 Hours

Environment

Temp: -162 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,099,363 km

• M1: 153,039 km (0.111 R)
• M2: 551,567 km (0.064 R)
• M3: 981,362 km (0.078 R)
• M4: 1,374,505 km (0.069 R)
• M5: 1,788,742 km (0.118 R)
• M6: 2,338,813 km (0.074 R)
• M7: 3,062,268 km (0.116 R)
• M8: 3,534,698 km (0.085 R)
• M9: 4,940,619 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329

Radius: 14.6

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.23 AU - 2.01 AU

Year: 1423 Days

Day: 12.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,099,363 km

• M1: 181,761 km (0.099 R)
• M2: 728,691 km (0.118 R)
• M3: 1,453,044 km (0.042 R)
• M4: 2,052,782 km (0.073 R)
• M5: 3,084,409 km (0.087 R)
• M6: 3,555,792 km (0.052 R)
• M7: 4,027,773 km (0.05 R)
• M8: 4,842,184 km (0.095 R)
• M9: 5,622,636 km (0.083 R)
• M10: 6,686,875 km (0.059 R)
• M11: 7,435,762 km (0.026 R)
• M12: 8,008,273 km (0.09 R)
• M13: 9,468,947 km (0.113 R)
• M14: 9,963,817 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381

Radius: 10.1

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.99 AU - 2.23 AU

Year: 2116 Days

Day: 14.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,099,363 km

• M1: 136,732 km (0.079 R)
• M2: 467,344 km (0.095 R)
• M3: 967,449 km (0.049 R)
• M4: 1,493,436 km (0.083 R)
• M5: 1,838,707 km (0.096 R)
• M6: 3,351,890 km (0.053 R)
• M7: 4,721,907 km (0.099 R)
• M8: 5,953,696 km (0.08 R)
• M9: 7,469,571 km (0.067 R)
• M10: 10,270,791 km (0.105 R)
• M11: 12,282,434 km (0.05 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.1

Radius: 8.3

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.62 AU - 4.04 AU

Year: 4194 Days

Day: 7.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,099,363 km

• M1: 103,223 km (0.057 R)
• M2: 420,071 km (0.092 R)
• M3: 953,238 km (0.077 R)
• M4: 1,233,734 km (0.071 R)
• M5: 1,521,111 km (0.116 R)
• M6: 2,002,218 km (0.089 R)
• M7: 2,337,317 km (0.089 R)
• M8: 2,666,432 km (0.115 R)
• M9: 2,979,690 km (0.108 R)
• M10: 3,367,747 km (0.068 R)
• M11: 4,910,550 km (0.039 R)
• M12: 6,446,471 km (0.12 R)
• M13: 7,041,572 km (0.102 R)
• M14: 8,916,482 km (0.109 R)
• M15: 9,382,030 km (0.074 R)
• M16: 10,507,006 km (0.109 R)
• M17: 11,758,692 km (0.105 R)
• M18: 12,237,704 km (0.107 R)
• M19: 12,896,384 km (0.086 R)
• M20: 13,277,260 km (0.085 R)
• M21: 13,622,083 km (0.07 R)
• M22: 14,692,306 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29.3

Radius: 4.2

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.15 AU - 9.19 AU

Year: 14662 Days

Day: 22.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,099,363 km

• M1: 70,161 km (0.115 R)
• M2: 235,467 km (0.093 R)
• M3: 953,986 km (0.058 R)
• M4: 1,572,722 km (0.086 R)
• M5: 2,264,613 km (0.112 R)
• M6: 2,670,023 km (0.07 R)
• M7: 3,052,096 km (0.109 R)
• M8: 5,146,466 km (0.071 R)
• M9: 8,108,055 km (0.119 R)
• M10: 8,277,101 km (0.087 R)
• M11: 10,937,848 km (0.102 R)
• M12: 14,610,476 km (0.114 R)
• M13: 17,864,529 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 748.9

Radius: 6.6

Gravity: 17.19 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 9.53 AU - 9.75 AU

Year: 20660 Days

Day: 16.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 80,099,363 km

• M1: 82,129 km (0.084 R)
• M2: 385,813 km (0.09 R)
• M3: 597,045 km (0.114 R)
• M4: 934,089 km (0.12 R)
• M5: 2,374,717 km (0.105 R)
• M6: 2,828,896 km (0.071 R)
• M7: 4,792,218 km (0.092 R)
• M8: 5,397,641 km (0.062 R)
• M9: 7,569,802 km (0.093 R)
• M10: 10,204,819 km (0.109 R)
• M11: 11,994,757 km (0.085 R)
• M12: 13,761,359 km (0.113 R)
• M13: 16,349,402 km (0.086 R)
• M14: 20,281,283 km (0.113 R)
• M15: 22,567,886 km (0.075 R)
• M16: 25,353,249 km (0.026 R)
• M17: 29,207,937 km (0.119 R)
• M18: 30,072,912 km (0.073 R)
• M19: 32,507,019 km (0.086 R)
• M20: 36,046,205 km (0.105 R)
• M21: 37,184,944 km (0.107 R)
• M22: 37,473,219 km (0.031 R)
• M23: 39,384,033 km (0.034 R)
• M24: 41,051,002 km (0.104 R)
• M25: 43,718,631 km (0.055 R)
• M26: 46,666,757 km (0.086 R)
• M27: 49,919,762 km (0.067 R)
• M28: 54,055,844 km (0.096 R)
• M29: 60,380,842 km (0.108 R)
• M30: 63,617,691 km (0.088 R)
• M31: 68,903,732 km (0.077 R)
• M32: 75,163,356 km (0.071 R)
• M33: 76,087,422 km (0.117 R)
• M34: 76,785,445 km (0.076 R)
• M35: 77,019,117 km (0.096 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 19,138 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit