🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.3

Radius: 13.6

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.7 AU - 0.98 AU

Year: 513 Days

Day: 14.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 29,040,424 km

• M1: 170,242 km (0.103 R)
• M2: 720,613 km (0.094 R)
• M3: 1,518,119 km (0.092 R)
• M4: 3,069,300 km (0.113 R)
• M5: 4,091,651 km (0.119 R)
• M6: 5,679,932 km (0.081 R)
• M7: 6,505,263 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.4

Radius: 10.3

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.92 AU - 0.94 AU

Year: 598 Days

Day: 5.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,040,424 km

• M1: 128,056 km (0.117 R)
• M2: 504,145 km (0.1 R)
• M3: 851,960 km (0.074 R)
• M4: 1,333,216 km (0.104 R)
• M5: 1,696,889 km (0.113 R)
• M6: 2,026,602 km (0.056 R)
• M7: 2,795,835 km (0.112 R)
• M8: 3,931,881 km (0.076 R)
• M9: 4,346,566 km (0.1 R)
• M10: 4,757,511 km (0.075 R)
• M11: 5,566,686 km (0.114 R)
• M12: 6,090,877 km (0.095 R)
• M13: 6,709,315 km (0.039 R)
• M14: 7,130,134 km (0.038 R)
• M15: 7,457,304 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.4

Radius: 14.3

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.91 AU - 1.41 AU

Year: 833 Days

Day: 15 Hours

Environment

Temp: -185 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,040,424 km

• M1: 177,872 km (0.099 R)
• M2: 1,080,695 km (0.104 R)
• M3: 1,531,134 km (0.118 R)
• M4: 2,110,976 km (0.085 R)
• M5: 2,898,908 km (0.102 R)
• M6: 3,418,611 km (0.084 R)
• M7: 4,111,997 km (0.06 R)
• M8: 5,385,075 km (0.038 R)
• M9: 5,966,861 km (0.098 R)
• M10: 6,976,048 km (0.077 R)
• M11: 8,045,074 km (0.081 R)
• M12: 9,361,236 km (0.114 R)
• M13: 9,820,801 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.1

Radius: 11.3

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.93 AU - 1.53 AU

Year: 910 Days

Day: 5.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,040,424 km

• M1: 140,622 km (0.12 R)
• M2: 560,244 km (0.056 R)
• M3: 953,387 km (0.118 R)
• M4: 1,431,352 km (0.097 R)
• M5: 1,792,482 km (0.104 R)
• M6: 2,297,375 km (0.108 R)
• M7: 2,658,653 km (0.094 R)
• M8: 3,020,231 km (0.087 R)
• M9: 3,387,345 km (0.111 R)
• M10: 4,373,643 km (0.068 R)
• M11: 5,094,855 km (0.115 R)
• M12: 5,465,409 km (0.07 R)
• M13: 5,873,811 km (0.103 R)
• M14: 6,407,726 km (0.049 R)
• M15: 7,086,451 km (0.116 R)
• M16: 8,231,473 km (0.065 R)
• M17: 8,848,265 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.9

Radius: 11.1

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.83 AU - 4.71 AU

Year: 5884 Days

Day: 5.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,040,424 km

• M1: 138,827 km (0.026 R)
• M2: 1,346,231 km (0.087 R)
• M3: 1,741,020 km (0.113 R)
• M4: 2,093,622 km (0.11 R)
• M5: 3,037,435 km (0.033 R)
• M6: 4,683,461 km (0.096 R)
• M7: 5,794,973 km (0.105 R)
• M8: 6,311,085 km (0.12 R)
• M9: 6,911,422 km (0.037 R)
• M10: 7,751,414 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714

Radius: 4.8

Gravity: 30.99 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.8 AU - 8.64 AU

Year: 12937 Days

Day: 20 Hours

Environment

Temp: -233 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 29,040,424 km

• M1: 59,839 km (0.077 R)
• M2: 401,521 km (0.09 R)
• M3: 1,156,840 km (0.098 R)
• M4: 1,366,128 km (0.099 R)
• M5: 2,020,319 km (0.085 R)
• M6: 2,489,009 km (0.061 R)
• M7: 2,885,743 km (0.067 R)
• M8: 3,426,689 km (0.119 R)
• M9: 4,422,412 km (0.108 R)
• M10: 4,579,041 km (0.041 R)
• M11: 4,739,261 km (0.085 R)
• M12: 5,418,136 km (0.06 R)
• M13: 5,670,358 km (0.105 R)
• M14: 6,121,096 km (0.027 R)
• M15: 6,276,528 km (0.03 R)
• M16: 6,924,736 km (0.113 R)
• M17: 7,571,896 km (0.099 R)
• M18: 8,448,540 km (0.077 R)
• M19: 11,306,457 km (0.03 R)
• M20: 11,599,819 km (0.107 R)
• M21: 12,201,801 km (0.097 R)
• M22: 15,889,837 km (0.1 R)
• M23: 17,164,560 km (0.055 R)
• M24: 20,777,947 km (0.117 R)
• M25: 24,087,052 km (0.111 R)
• M26: 26,478,075 km (0.101 R)
• M27: 27,099,654 km (0.105 R)
• M28: 28,050,199 km (0.092 R)
• M29: 31,610,030 km (0.06 R)
• M30: 37,237,603 km (0.038 R)
• M31: 40,559,124 km (0.117 R)
• M32: 45,829,158 km (0.115 R)
• M33: 47,936,693 km (0.107 R)
• M34: 50,899,030 km (0.059 R)
• M35: 53,322,067 km (0.078 R)
• M36: 57,702,292 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929.4

Radius: 3.4

Gravity: 80.4 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 7 AU - 7.72 AU

Year: 13315 Days

Day: 18 Hours

Environment

Temp: -232 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 29,040,424 km

• M1: 42,336 km (0.068 R)
• M2: 482,453 km (0.085 R)
• M3: 653,892 km (0.116 R)
• M4: 1,451,249 km (0.117 R)
• M5: 1,706,762 km (0.069 R)
• M6: 1,845,439 km (0.052 R)
• M7: 2,048,294 km (0.065 R)
• M8: 2,307,098 km (0.052 R)
• M9: 2,455,200 km (0.032 R)
• M10: 2,865,398 km (0.115 R)
• M11: 3,011,854 km (0.072 R)
• M12: 4,088,659 km (0.119 R)
• M13: 4,274,460 km (0.115 R)
• M14: 5,039,204 km (0.089 R)
• M15: 6,248,853 km (0.116 R)
• M16: 8,556,101 km (0.096 R)
• M17: 10,896,260 km (0.071 R)
• M18: 12,307,716 km (0.038 R)
• M19: 14,538,968 km (0.078 R)
• M20: 16,710,082 km (0.073 R)
• M21: 17,425,459 km (0.025 R)
• M22: 19,345,997 km (0.074 R)
• M23: 20,045,666 km (0.071 R)
• M24: 25,526,932 km (0.097 R)
• M25: 26,903,232 km (0.069 R)
• M26: 28,105,700 km (0.028 R)
• M27: 28,776,497 km (0.096 R)
• M28: 29,343,622 km (0.066 R)
• M29: 30,034,017 km (0.08 R)
• M30: 30,852,915 km (0.059 R)
• M31: 33,399,071 km (0.069 R)
• M32: 33,648,600 km (0.076 R)
• M33: 40,581,714 km (0.075 R)
• M34: 41,294,547 km (0.104 R)
• M35: 44,079,611 km (0.056 R)
• M36: 51,667,813 km (0.091 R)
• M37: 55,070,567 km (0.082 R)
• M38: 62,507,226 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.2

Radius: 7.1

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.49 AU - 7.52 AU

Year: 13697 Days

Day: 21.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,040,424 km

• M1: 99,034 km (0.12 R)
• M2: 893,698 km (0.114 R)
• M3: 1,542,952 km (0.106 R)
• M4: 2,310,838 km (0.096 R)
• M5: 2,833,533 km (0.086 R)
• M6: 3,432,374 km (0.071 R)
• M7: 4,277,751 km (0.116 R)
• M8: 5,563,694 km (0.048 R)
• M9: 6,499,579 km (0.103 R)
• M10: 10,190,158 km (0.112 R)
• M11: 14,690,511 km (0.085 R)
• M12: 21,477,018 km (0.066 R)
• M13: 26,512,183 km (0.091 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 15,026 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit