🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.9

Radius: 14.5

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.48 AU - 0.56 AU

Year: 254 Days

Day: 6.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 58,449,994 km

• M1: 180,565 km (0.114 R)
• M2: 653,593 km (0.115 R)
• M3: 1,338,303 km (0.091 R)
• M4: 1,972,747 km (0.1 R)
• M5: 2,457,444 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.7

Radius: 10.7

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.77 AU - 0.95 AU

Year: 541 Days

Day: 8.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,449,994 km

• M1: 133,142 km (0.058 R)
• M2: 572,810 km (0.077 R)
• M3: 981,960 km (0.048 R)
• M4: 1,567,636 km (0.104 R)
• M5: 2,835,478 km (0.067 R)
• M6: 3,612,789 km (0.08 R)
• M7: 4,511,872 km (0.106 R)
• M8: 4,967,098 km (0.078 R)
• M9: 6,131,568 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.7

Radius: 10.3

Gravity: 8.73 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.93 AU - 0.99 AU

Year: 638 Days

Day: 6.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,449,994 km

• M1: 128,205 km (0.066 R)
• M2: 455,675 km (0.096 R)
• M3: 852,558 km (0.075 R)
• M4: 1,299,706 km (0.034 R)
• M5: 1,753,885 km (0.095 R)
• M6: 2,104,543 km (0.113 R)
• M7: 2,437,697 km (0.118 R)
• M8: 3,518,542 km (0.086 R)
• M9: 3,992,019 km (0.06 R)
• M10: 4,410,594 km (0.094 R)
• M11: 4,927,305 km (0.051 R)
• M12: 5,884,582 km (0.114 R)
• M13: 6,490,752 km (0.094 R)
• M14: 6,939,546 km (0.061 R)
• M15: 8,189,137 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.8

Radius: 8.8

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.82 AU - 1.26 AU

Year: 719 Days

Day: 12.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,449,994 km

• M1: 109,506 km (0.074 R)
• M2: 399,277 km (0.091 R)
• M3: 675,434 km (0.09 R)
• M4: 1,048,681 km (0.11 R)
• M5: 1,458,130 km (0.053 R)
• M6: 1,796,371 km (0.071 R)
• M7: 2,086,442 km (0.075 R)
• M8: 2,508,756 km (0.069 R)
• M9: 2,817,676 km (0.065 R)
• M10: 3,163,995 km (0.096 R)
• M11: 3,818,336 km (0.119 R)
• M12: 4,214,322 km (0.113 R)
• M13: 4,544,484 km (0.046 R)
• M14: 5,072,415 km (0.042 R)
• M15: 5,694,293 km (0.11 R)
• M16: 6,581,558 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.4

Radius: 13.4

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.17 AU - 1.19 AU

Year: 869 Days

Day: 13.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,449,994 km

• M1: 166,802 km (0.101 R)
• M2: 638,484 km (0.108 R)
• M3: 1,227,151 km (0.051 R)
• M4: 1,750,893 km (0.08 R)
• M5: 2,260,274 km (0.057 R)
• M6: 2,880,507 km (0.11 R)
• M7: 3,475,607 km (0.069 R)
• M8: 4,644,715 km (0.057 R)
• M9: 5,730,346 km (0.115 R)
• M10: 6,302,708 km (0.107 R)
• M11: 6,805,058 km (0.09 R)
• M12: 8,082,324 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.9

Radius: 9.5

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.94 AU - 1.52 AU

Year: 925 Days

Day: 12.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,449,994 km

• M1: 119,379 km (0.104 R)
• M2: 525,238 km (0.083 R)
• M3: 930,499 km (0.07 R)
• M4: 1,596,957 km (0.113 R)
• M5: 2,433,957 km (0.108 R)
• M6: 3,308,207 km (0.075 R)
• M7: 4,172,733 km (0.08 R)
• M8: 5,180,724 km (0.086 R)
• M9: 6,364,193 km (0.044 R)

Asteroid Belt

Center: 1.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.6

Radius: 11.1

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.28 AU - 2.52 AU

Year: 2522 Days

Day: 6 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,449,994 km

• M1: 138,528 km (0.104 R)
• M2: 536,009 km (0.061 R)
• M3: 892,950 km (0.082 R)
• M4: 1,867,580 km (0.069 R)
• M5: 2,233,496 km (0.077 R)
• M6: 3,321,372 km (0.077 R)
• M7: 4,422,412 km (0.085 R)
• M8: 5,496,974 km (0.111 R)
• M9: 7,030,352 km (0.111 R)
• M10: 7,736,454 km (0.045 R)
• M11: 8,455,421 km (0.094 R)
• M12: 10,604,544 km (0.077 R)
• M13: 10,961,784 km (0.066 R)
• M14: 11,826,759 km (0.116 R)
• M15: 13,186,005 km (0.088 R)
• M16: 17,444,458 km (0.052 R)
• M17: 18,565,545 km (0.101 R)
• M18: 19,378,310 km (0.064 R)
• M19: 20,458,107 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.2

Radius: 7.4

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.19 AU - 6.67 AU

Year: 9794 Days

Day: 21.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,449,994 km

• M1: 92,003 km (0.101 R)
• M2: 338,390 km (0.081 R)
• M3: 1,202,318 km (0.078 R)
• M4: 2,147,477 km (0.068 R)
• M5: 2,805,259 km (0.056 R)
• M6: 4,234,817 km (0.104 R)
• M7: 5,785,997 km (0.12 R)
• M8: 8,441,509 km (0.104 R)
• M9: 8,884,019 km (0.049 R)
• M10: 12,539,144 km (0.106 R)
• M11: 14,135,054 km (0.061 R)
• M12: 15,597,672 km (0.11 R)
• M13: 15,995,304 km (0.107 R)
• M14: 16,741,647 km (0.114 R)
• M15: 17,228,588 km (0.105 R)
• M16: 18,524,106 km (0.106 R)
• M17: 19,271,347 km (0.091 R)
• M18: 22,044,892 km (0.071 R)
• M19: 23,054,079 km (0.035 R)
• M20: 26,080,444 km (0.072 R)
• M21: 30,069,621 km (0.082 R)
• M22: 38,626,320 km (0.077 R)
• M23: 40,837,077 km (0.083 R)
• M24: 41,339,576 km (0.112 R)
• M25: 42,613,851 km (0.07 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.5

Radius: 5.3

Gravity: 13.72 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.93 AU - 8.47 AU

Year: 13104 Days

Day: 17.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,449,994 km

• M1: 67,768 km (0.077 R)
• M2: 263,442 km (0.119 R)
• M3: 641,625 km (0.057 R)
• M4: 1,104,780 km (0.066 R)
• M5: 1,797,718 km (0.093 R)
• M6: 2,255,487 km (0.099 R)
• M7: 4,349,408 km (0.106 R)
• M8: 5,667,515 km (0.071 R)
• M9: 6,529,648 km (0.101 R)
• M10: 10,287,546 km (0.05 R)
• M11: 12,646,406 km (0.097 R)
• M12: 15,476,947 km (0.12 R)
• M13: 16,718,460 km (0.09 R)
• M14: 17,582,088 km (0.099 R)
• M15: 21,335,200 km (0.115 R)
• M16: 21,838,896 km (0.095 R)
• M17: 22,350,520 km (0.074 R)
• M18: 24,936,619 km (0.081 R)
• M19: 27,814,583 km (0.099 R)
• M20: 31,013,434 km (0.098 R)
• M21: 32,979,000 km (0.052 R)
• M22: 45,428,535 km (0.07 R)
• M23: 46,822,787 km (0.062 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564.6

Radius: 6.3

Gravity: 14.23 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 7.59 AU - 8.05 AU

Year: 14832 Days

Day: 19.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 58,449,994 km

• M1: 83,326 km (0.064 R)
• M2: 340,634 km (0.092 R)
• M3: 566,677 km (0.107 R)
• M4: 979,567 km (0.086 R)
• M5: 1,305,541 km (0.109 R)
• M6: 1,955,394 km (0.089 R)
• M7: 2,824,557 km (0.108 R)
• M8: 3,131,981 km (0.118 R)
• M9: 3,842,272 km (0.1 R)
• M10: 4,280,593 km (0.111 R)
• M11: 5,187,456 km (0.077 R)
• M12: 6,820,317 km (0.112 R)
• M13: 7,030,202 km (0.053 R)
• M14: 7,374,876 km (0.086 R)
• M15: 9,475,529 km (0.116 R)
• M16: 9,789,984 km (0.059 R)
• M17: 15,308,500 km (0.062 R)
• M18: 16,257,100 km (0.099 R)
• M19: 18,030,433 km (0.099 R)
• M20: 18,270,837 km (0.071 R)
• M21: 21,956,330 km (0.069 R)
• M22: 24,117,570 km (0.113 R)
• M23: 26,313,817 km (0.072 R)
• M24: 27,249,402 km (0.115 R)
• M25: 28,099,566 km (0.11 R)
• M26: 30,984,711 km (0.088 R)
• M27: 32,144,992 km (0.114 R)
• M28: 33,093,891 km (0.116 R)
• M29: 33,575,297 km (0.09 R)
• M30: 33,939,419 km (0.059 R)
• M31: 36,818,729 km (0.06 R)
• M32: 40,401,897 km (0.079 R)
• M33: 40,951,819 km (0.097 R)
• M34: 42,915,590 km (0.116 R)
• M35: 44,210,659 km (0.092 R)
• M36: 46,878,737 km (0.115 R)
• M37: 51,721,818 km (0.079 R)
• M38: 54,514,212 km (0.072 R)
• M39: 55,523,399 km (0.059 R)
• M40: 55,862,538 km (0.113 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: 213 - 12,413 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit