🌌 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: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.3

Radius: 8.5

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.77 AU - 0.99 AU

Year: 560 Days

Day: 10.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,498,469 km

• M1: 108,907 km (0.12 R)
• M2: 427,700 km (0.083 R)
• M3: 861,534 km (0.119 R)
• M4: 1,170,155 km (0.098 R)
• M5: 1,559,707 km (0.054 R)
• M6: 1,977,085 km (0.072 R)
• M7: 3,654,377 km (0.109 R)
• M8: 4,667,454 km (0.108 R)
• M9: 5,247,145 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.6

Radius: 13.7

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.88 AU - 0.94 AU

Year: 589 Days

Day: 5.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,498,469 km

• M1: 170,392 km (0.109 R)
• M2: 715,227 km (0.08 R)
• M3: 1,452,595 km (0.11 R)
• M4: 1,895,704 km (0.062 R)
• M5: 2,482,427 km (0.096 R)
• M6: 3,090,692 km (0.109 R)
• M7: 3,590,648 km (0.089 R)
• M8: 4,114,989 km (0.111 R)
• M9: 4,821,539 km (0.097 R)
• M10: 6,022,511 km (0.072 R)
• M11: 7,215,704 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.5

Radius: 13.3

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.78 AU - 1.14 AU

Year: 638 Days

Day: 10.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,498,469 km

• M1: 165,455 km (0.04 R)
• M2: 599,289 km (0.12 R)
• M3: 1,079,648 km (0.056 R)
• M4: 1,521,859 km (0.077 R)
• M5: 2,051,136 km (0.09 R)
• M6: 2,669,873 km (0.115 R)
• M7: 3,295,342 km (0.081 R)
• M8: 3,746,978 km (0.077 R)
• M9: 4,710,987 km (0.104 R)
• M10: 5,147,214 km (0.073 R)
• M11: 5,871,716 km (0.107 R)
• M12: 7,128,189 km (0.039 R)

Asteroid Belt

Center: 1.37 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.4

Radius: 8.5

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.41 AU - 2.15 AU

Year: 1611 Days

Day: 14.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,498,469 km

• M1: 105,766 km (0.065 R)
• M2: 467,793 km (0.087 R)
• M3: 816,655 km (0.089 R)
• M4: 2,450,114 km (0.091 R)
• M5: 2,977,596 km (0.044 R)
• M6: 4,274,460 km (0.105 R)
• M7: 4,654,738 km (0.082 R)
• M8: 5,407,514 km (0.101 R)
• M9: 5,714,788 km (0.065 R)
• M10: 6,033,731 km (0.072 R)
• M11: 7,690,378 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.5

Radius: 10.3

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.67 AU - 2.57 AU

Year: 2094 Days

Day: 11.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 80.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 84,498,469 km

• M1: 128,355 km (0.112 R)
• M2: 471,383 km (0.072 R)
• M3: 1,037,162 km (0.11 R)
• M4: 1,896,452 km (0.082 R)
• M5: 2,388,330 km (0.113 R)
• M6: 2,912,671 km (0.079 R)
• M7: 3,425,941 km (0.109 R)
• M8: 3,750,119 km (0.085 R)
• M9: 4,225,541 km (0.102 R)
• M10: 4,564,381 km (0.117 R)
• M11: 5,355,305 km (0.109 R)
• M12: 5,794,075 km (0.112 R)
• M13: 6,343,399 km (0.077 R)
• M14: 9,340,891 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 675.6

Radius: 3

Gravity: 75.07 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.89 AU - 8.19 AU

Year: 15462 Days

Day: 15.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 84,498,469 km

• M1: 41,139 km (0.083 R)
• M2: 284,086 km (0.111 R)
• M3: 379,081 km (0.088 R)
• M4: 488,587 km (0.103 R)
• M5: 611,107 km (0.115 R)
• M6: 823,237 km (0.053 R)
• M7: 1,057,657 km (0.108 R)
• M8: 1,392,457 km (0.095 R)
• M9: 1,608,476 km (0.072 R)
• M10: 1,992,494 km (0.059 R)
• M11: 2,987,469 km (0.11 R)
• M12: 3,733,065 km (0.067 R)
• M13: 5,001,506 km (0.038 R)
• M14: 6,203,225 km (0.078 R)
• M15: 7,401,953 km (0.025 R)
• M16: 8,445,697 km (0.09 R)
• M17: 12,349,753 km (0.025 R)
• M18: 12,607,211 km (0.089 R)
• M19: 13,809,978 km (0.109 R)
• M20: 15,604,255 km (0.067 R)
• M21: 18,037,314 km (0.095 R)
• M22: 18,958,089 km (0.097 R)
• M23: 19,473,304 km (0.078 R)
• M24: 22,570,429 km (0.069 R)
• M25: 27,587,643 km (0.114 R)
• M26: 28,583,366 km (0.111 R)
• M27: 30,881,339 km (0.104 R)
• M28: 31,833,978 km (0.08 R)
• M29: 32,317,628 km (0.092 R)
• M30: 33,547,921 km (0.106 R)
• M31: 33,797,749 km (0.086 R)
• M32: 35,971,107 km (0.063 R)
• M33: 36,892,480 km (0.039 R)
• M34: 38,371,854 km (0.114 R)
• M35: 39,333,619 km (0.046 R)
• M36: 41,448,334 km (0.09 R)
• M37: 57,872,086 km (0.058 R)
• M38: 58,772,815 km (0.092 R)
• M39: 59,500,309 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930.6

Radius: 5.2

Gravity: 34.42 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.92 AU - 9.28 AU

Year: 17106 Days

Day: 18.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 84,498,469 km

• M1: 74,799 km (0.111 R)
• M2: 291,267 km (0.078 R)
• M3: 585,077 km (0.091 R)
• M4: 777,311 km (0.117 R)
• M5: 963,859 km (0.066 R)
• M6: 1,694,645 km (0.107 R)
• M7: 1,858,155 km (0.11 R)
• M8: 2,840,864 km (0.097 R)
• M9: 3,261,982 km (0.034 R)
• M10: 5,526,295 km (0.065 R)
• M11: 6,886,140 km (0.104 R)
• M12: 8,246,882 km (0.103 R)
• M13: 9,155,090 km (0.101 R)
• M14: 10,010,491 km (0.1 R)
• M15: 11,944,642 km (0.047 R)
• M16: 13,820,749 km (0.067 R)
• M17: 15,175,358 km (0.081 R)
• M18: 19,398,356 km (0.114 R)
• M19: 19,952,466 km (0.092 R)
• M20: 26,535,371 km (0.081 R)
• M21: 30,065,582 km (0.101 R)
• M22: 30,311,521 km (0.098 R)
• M23: 31,815,278 km (0.109 R)
• M24: 32,585,408 km (0.063 R)
• M25: 36,344,653 km (0.109 R)
• M26: 37,469,479 km (0.091 R)
• M27: 38,328,321 km (0.116 R)
• M28: 39,936,648 km (0.071 R)
• M29: 42,509,881 km (0.045 R)
• M30: 46,491,577 km (0.055 R)
• M31: 46,820,543 km (0.098 R)
• M32: 49,507,620 km (0.036 R)
• M33: 56,858,859 km (0.111 R)
• M34: 59,333,358 km (0.08 R)
• M35: 60,499,324 km (0.077 R)
• M36: 70,381,759 km (0.062 R)
• M37: 72,567,534 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.5

Radius: 5.1

Gravity: 29.12 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 9.15 AU - 11.35 AU

Year: 22258 Days

Day: 21.4 Hours

Environment

Temp: -245 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 84,498,469 km

• M1: 64,925 km (0.058 R)
• M2: 253,269 km (0.112 R)
• M3: 435,928 km (0.096 R)
• M4: 699,220 km (0.12 R)
• M5: 987,196 km (0.089 R)
• M6: 1,187,358 km (0.104 R)
• M7: 1,463,516 km (0.072 R)
• M8: 1,762,562 km (0.1 R)
• M9: 1,997,580 km (0.109 R)
• M10: 3,683,548 km (0.116 R)
• M11: 5,227,698 km (0.113 R)
• M12: 6,098,208 km (0.108 R)
• M13: 6,918,154 km (0.079 R)
• M14: 8,389,598 km (0.079 R)
• M15: 9,518,464 km (0.099 R)
• M16: 10,428,916 km (0.056 R)
• M17: 11,002,325 km (0.106 R)
• M18: 11,663,847 km (0.108 R)
• M19: 12,281,387 km (0.111 R)
• M20: 17,759,661 km (0.092 R)
• M21: 19,512,798 km (0.092 R)
• M22: 27,083,797 km (0.093 R)
• M23: 27,321,508 km (0.088 R)
• M24: 30,797,265 km (0.047 R)
• M25: 34,001,801 km (0.045 R)
• M26: 35,684,478 km (0.119 R)
• M27: 42,010,224 km (0.113 R)
• M28: 42,649,007 km (0.109 R)
• M29: 44,274,238 km (0.066 R)
• M30: 53,768,915 km (0.11 R)
• M31: 58,194,020 km (0.108 R)
• M32: 74,766,173 km (0.077 R)
• M33: 75,233,966 km (0.088 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: 332 - 14,703 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit