🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.44 AU - 0.72 AU

Year: 285 Days

Day: 44 Hours

Environment

Temp: -135 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,842,547 km

• M1: 133,441 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.7

Radius: 9.1

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.79 AU - 0.85 AU

Year: 479 Days

Day: 6.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,842,547 km

• M1: 113,246 km (0.094 R)
• M2: 432,188 km (0.117 R)
• M3: 803,341 km (0.096 R)
• M4: 1,253,331 km (0.066 R)
• M5: 1,624,034 km (0.033 R)
• M6: 2,043,357 km (0.108 R)
• M7: 2,344,498 km (0.078 R)
• M8: 2,933,764 km (0.111 R)
• M9: 3,274,997 km (0.117 R)
• M10: 3,642,559 km (0.097 R)
• M11: 4,012,065 km (0.097 R)
• M12: 4,379,328 km (0.075 R)

Asteroid Belt

Center: 1.2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.7

Radius: 13

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.34 AU - 1.8 AU

Year: 1270 Days

Day: 7.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,842,547 km

• M1: 162,762 km (0.075 R)
• M2: 579,542 km (0.107 R)
• M3: 1,002,306 km (0.056 R)
• M4: 1,607,130 km (0.05 R)
• M5: 2,273,439 km (0.084 R)
• M6: 2,815,582 km (0.103 R)
• M7: 3,233,857 km (0.095 R)
• M8: 3,774,953 km (0.091 R)
• M9: 4,180,363 km (0.104 R)
• M10: 4,728,639 km (0.112 R)
• M11: 5,140,482 km (0.119 R)
• M12: 6,150,716 km (0.104 R)
• M13: 6,571,086 km (0.086 R)
• M14: 7,627,696 km (0.109 R)
• M15: 8,852,604 km (0.085 R)
• M16: 9,481,812 km (0.109 R)
• M17: 9,886,026 km (0.117 R)
• M18: 10,629,527 km (0.067 R)
• M19: 11,375,422 km (0.109 R)
• M20: 12,011,363 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.5

Radius: 12.3

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.72 AU - 3.32 AU

Year: 3389 Days

Day: 13.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,842,547 km

• M1: 153,787 km (0.115 R)
• M2: 902,075 km (0.09 R)
• M3: 1,371,812 km (0.116 R)
• M4: 2,184,428 km (0.053 R)
• M5: 2,612,727 km (0.113 R)
• M6: 3,503,433 km (0.09 R)
• M7: 4,044,977 km (0.086 R)
• M8: 5,689,207 km (0.089 R)
• M9: 6,815,978 km (0.095 R)
• M10: 9,965,462 km (0.114 R)
• M11: 10,501,621 km (0.113 R)
• M12: 10,891,772 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.1

Radius: 13.1

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.81 AU - 3.85 AU

Year: 3924 Days

Day: 11.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,842,547 km

• M1: 162,912 km (0.057 R)
• M2: 755,768 km (0.101 R)
• M3: 3,056,434 km (0.062 R)
• M4: 3,957,462 km (0.032 R)
• M5: 5,053,117 km (0.091 R)
• M6: 6,255,136 km (0.102 R)
• M7: 7,315,485 km (0.117 R)
• M8: 8,996,966 km (0.033 R)
• M9: 12,321,479 km (0.063 R)
• M10: 15,737,397 km (0.05 R)
• M11: 17,117,288 km (0.114 R)
• M12: 19,121,450 km (0.109 R)
• M13: 20,499,097 km (0.111 R)
• M14: 21,674,487 km (0.111 R)
• M15: 22,346,780 km (0.075 R)
• M16: 23,102,100 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.8

Radius: 14.2

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.5 AU - 5.12 AU

Year: 6811 Days

Day: 7.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,842,547 km

• M1: 178,919 km (0.086 R)
• M2: 643,720 km (0.064 R)
• M3: 1,205,908 km (0.102 R)
• M4: 1,705,416 km (0.072 R)
• M5: 2,327,892 km (0.115 R)
• M6: 3,334,387 km (0.104 R)
• M7: 3,816,391 km (0.029 R)
• M8: 4,266,830 km (0.094 R)
• M9: 6,199,934 km (0.036 R)
• M10: 6,719,039 km (0.116 R)
• M11: 8,124,660 km (0.077 R)
• M12: 9,180,373 km (0.032 R)
• M13: 9,718,626 km (0.089 R)
• M14: 11,667,138 km (0.105 R)
• M15: 13,461,265 km (0.088 R)
• M16: 15,308,201 km (0.105 R)
• M17: 19,136,709 km (0.078 R)
• M18: 20,543,378 km (0.12 R)
• M19: 21,078,639 km (0.11 R)
• M20: 21,544,936 km (0.093 R)
• M21: 23,231,053 km (0.075 R)
• M22: 26,056,359 km (0.098 R)
• M23: 27,690,416 km (0.088 R)
• M24: 28,627,348 km (0.099 R)
• M25: 33,843,077 km (0.089 R)
• M26: 35,130,816 km (0.106 R)
• M27: 37,690,286 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.8

Radius: 4.9

Gravity: 37.31 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.89 AU - 7.33 AU

Year: 9752 Days

Day: 15.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,842,547 km

• M1: 60,886 km (0.046 R)
• M2: 498,011 km (0.065 R)
• M3: 865,424 km (0.063 R)
• M4: 1,108,520 km (0.059 R)
• M5: 1,550,582 km (0.11 R)
• M6: 2,175,153 km (0.113 R)
• M7: 3,875,333 km (0.063 R)
• M8: 5,204,061 km (0.117 R)
• M9: 5,970,900 km (0.093 R)
• M10: 6,731,007 km (0.103 R)
• M11: 8,033,555 km (0.092 R)
• M12: 12,390,593 km (0.06 R)
• M13: 14,134,755 km (0.087 R)
• M14: 16,106,904 km (0.075 R)
• M15: 16,681,659 km (0.078 R)
• M16: 17,344,527 km (0.066 R)
• M17: 20,503,735 km (0.054 R)
• M18: 21,694,234 km (0.101 R)
• M19: 25,444,952 km (0.041 R)
• M20: 32,466,627 km (0.098 R)
• M21: 33,730,430 km (0.073 R)
• M22: 35,747,758 km (0.065 R)
• M23: 36,971,169 km (0.042 R)
• M24: 40,282,368 km (0.071 R)
• M25: 48,666,431 km (0.038 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.1

Radius: 6.3

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 6.31 AU - 9.13 AU

Year: 13850 Days

Day: 20.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,842,547 km

• M1: 79,736 km (0.084 R)
• M2: 615,146 km (0.064 R)
• M3: 833,709 km (0.067 R)
• M4: 1,138,141 km (0.06 R)
• M5: 1,355,058 km (0.103 R)
• M6: 1,733,241 km (0.105 R)
• M7: 2,478,238 km (0.113 R)
• M8: 3,274,847 km (0.031 R)
• M9: 3,745,033 km (0.088 R)
• M10: 4,547,925 km (0.093 R)
• M11: 5,561,301 km (0.051 R)
• M12: 7,557,834 km (0.097 R)
• M13: 9,064,285 km (0.12 R)
• M14: 10,395,406 km (0.077 R)
• M15: 13,256,167 km (0.12 R)
• M16: 16,815,100 km (0.098 R)
• M17: 25,088,012 km (0.108 R)
• M18: 27,290,691 km (0.093 R)
• M19: 28,692,722 km (0.1 R)
• M20: 33,750,626 km (0.041 R)
• M21: 36,548,854 km (0.111 R)
• M22: 36,909,086 km (0.112 R)
• M23: 38,373,948 km (0.03 R)
• M24: 38,746,148 km (0.093 R)
• M25: 39,246,253 km (0.111 R)
• M26: 42,337,095 km (0.091 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 15,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit