🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.7

Radius: 8.7

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.65 AU - 0.77 AU

Year: 413 Days

Day: 10.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 94,415,983 km

• M1: 108,159 km (0.053 R)
• M2: 403,017 km (0.109 R)
• M3: 761,603 km (0.11 R)
• M4: 1,221,467 km (0.107 R)
• M5: 1,760,917 km (0.094 R)
• M6: 2,188,318 km (0.106 R)
• M7: 2,475,396 km (0.117 R)
• M8: 2,752,900 km (0.11 R)
• M9: 3,051,198 km (0.111 R)
• M10: 3,482,638 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.8

Radius: 9.8

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.04 AU - 1.54 AU

Year: 1011 Days

Day: 7.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 94,415,983 km

• M1: 121,922 km (0.112 R)
• M2: 535,860 km (0.06 R)
• M3: 1,117,795 km (0.08 R)
• M4: 1,611,917 km (0.106 R)
• M5: 2,408,376 km (0.067 R)
• M6: 2,730,311 km (0.11 R)
• M7: 3,349,796 km (0.082 R)
• M8: 3,797,841 km (0.052 R)
• M9: 4,761,850 km (0.087 R)
• M10: 5,216,328 km (0.071 R)
• M11: 5,719,725 km (0.047 R)
• M12: 6,404,734 km (0.098 R)
• M13: 7,005,219 km (0.112 R)
• M14: 7,715,959 km (0.075 R)
• M15: 8,215,915 km (0.039 R)
• M16: 8,710,934 km (0.044 R)
• M17: 9,115,597 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.3

Radius: 11

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.61 AU - 3.61 AU

Year: 3786 Days

Day: 8 Hours

Environment

Temp: -214 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 94,415,983 km

• M1: 136,882 km (0.082 R)
• M2: 657,782 km (0.034 R)
• M3: 1,179,878 km (0.097 R)
• M4: 1,589,627 km (0.11 R)
• M5: 2,024,209 km (0.117 R)
• M6: 2,378,157 km (0.117 R)
• M7: 2,739,287 km (0.114 R)
• M8: 3,763,733 km (0.119 R)
• M9: 4,820,043 km (0.097 R)
• M10: 5,376,248 km (0.066 R)
• M11: 6,906,335 km (0.115 R)
• M12: 7,407,189 km (0.076 R)
• M13: 8,185,397 km (0.076 R)
• M14: 9,135,194 km (0.099 R)
• M15: 9,988,351 km (0.046 R)
• M16: 10,369,975 km (0.109 R)
• M17: 12,719,559 km (0.106 R)
• M18: 16,028,963 km (0.106 R)
• M19: 19,410,922 km (0.113 R)
• M20: 20,073,192 km (0.113 R)
• M21: 23,687,626 km (0.094 R)
• M22: 25,372,996 km (0.05 R)
• M23: 27,218,734 km (0.089 R)
• M24: 27,631,624 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.4

Radius: 13.4

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.93 AU - 4.83 AU

Year: 5275 Days

Day: 6.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 94,415,983 km

• M1: 167,550 km (0.104 R)
• M2: 930,050 km (0.114 R)
• M3: 1,853,368 km (0.083 R)
• M4: 2,998,540 km (0.078 R)
• M5: 3,428,783 km (0.08 R)
• M6: 3,853,791 km (0.099 R)
• M7: 5,859,449 km (0.108 R)
• M8: 8,208,435 km (0.112 R)
• M9: 9,227,795 km (0.062 R)
• M10: 9,702,320 km (0.065 R)
• M11: 10,841,806 km (0.079 R)
• M12: 12,017,795 km (0.089 R)
• M13: 19,135,812 km (0.106 R)
• M14: 20,412,629 km (0.049 R)
• M15: 21,146,108 km (0.097 R)
• M16: 23,852,483 km (0.073 R)
• M17: 26,956,489 km (0.104 R)
• M18: 27,661,544 km (0.062 R)
• M19: 32,054,186 km (0.038 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.3

Radius: 3.5

Gravity: 31.45 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.93 AU - 6.23 AU

Year: 9098 Days

Day: 23.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 94,415,983 km

• M1: 43,683 km (0.062 R)
• M2: 171,290 km (0.074 R)
• M3: 306,227 km (0.111 R)
• M4: 630,256 km (0.117 R)
• M5: 757,863 km (0.119 R)
• M6: 996,172 km (0.051 R)
• M7: 1,149,061 km (0.105 R)
• M8: 1,607,429 km (0.073 R)
• M9: 1,953,748 km (0.086 R)
• M10: 2,365,442 km (0.104 R)
• M11: 2,619,758 km (0.075 R)
• M12: 3,204,536 km (0.103 R)
• M13: 3,335,584 km (0.098 R)
• M14: 3,562,075 km (0.041 R)
• M15: 3,945,644 km (0.115 R)
• M16: 4,822,587 km (0.111 R)
• M17: 5,141,679 km (0.049 R)
• M18: 5,352,013 km (0.103 R)
• M19: 5,599,448 km (0.103 R)
• M20: 6,456,195 km (0.068 R)
• M21: 6,630,327 km (0.113 R)
• M22: 7,321,320 km (0.026 R)
• M23: 7,549,157 km (0.113 R)
• M24: 8,018,895 km (0.095 R)
• M25: 9,190,396 km (0.12 R)
• M26: 11,608,795 km (0.096 R)
• M27: 14,009,841 km (0.097 R)
• M28: 17,857,199 km (0.073 R)
• M29: 19,257,435 km (0.117 R)
• M30: 21,338,191 km (0.039 R)
• M31: 21,724,902 km (0.118 R)
• M32: 25,073,950 km (0.092 R)
• M33: 26,027,636 km (0.115 R)
• M34: 30,473,086 km (0.079 R)
• M35: 32,060,469 km (0.064 R)
• M36: 34,969,400 km (0.105 R)
• M37: 35,723,224 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 759.4

Radius: 6.8

Gravity: 16.42 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.42 AU - 8.16 AU

Year: 15008 Days

Day: 17.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 97.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 94,415,983 km

• M1: 85,420 km (0.073 R)
• M2: 312,660 km (0.07 R)
• M3: 544,237 km (0.103 R)
• M4: 824,284 km (0.087 R)
• M5: 1,525,599 km (0.108 R)
• M6: 1,873,414 km (0.098 R)
• M7: 2,153,312 km (0.086 R)
• M8: 2,526,110 km (0.1 R)
• M9: 2,917,009 km (0.041 R)
• M10: 4,272,216 km (0.103 R)
• M11: 4,593,403 km (0.1 R)
• M12: 5,212,139 km (0.119 R)
• M13: 6,283,111 km (0.084 R)
• M14: 7,311,895 km (0.109 R)
• M15: 9,059,049 km (0.114 R)
• M16: 9,428,555 km (0.086 R)
• M17: 11,860,269 km (0.054 R)
• M18: 18,418,340 km (0.115 R)
• M19: 19,530,002 km (0.075 R)
• M20: 20,776,601 km (0.12 R)
• M21: 21,142,218 km (0.086 R)
• M22: 21,698,722 km (0.119 R)
• M23: 22,744,411 km (0.088 R)
• M24: 23,624,645 km (0.096 R)
• M25: 25,038,794 km (0.113 R)
• M26: 26,188,753 km (0.113 R)
• M27: 27,702,683 km (0.112 R)
• M28: 27,923,639 km (0.108 R)
• M29: 29,849,413 km (0.104 R)
• M30: 32,716,456 km (0.104 R)
• M31: 34,983,462 km (0.12 R)
• M32: 36,155,262 km (0.08 R)
• M33: 38,029,873 km (0.067 R)
• M34: 41,248,770 km (0.11 R)
• M35: 43,443,072 km (0.089 R)
• M36: 45,406,694 km (0.109 R)
• M37: 47,745,208 km (0.041 R)
• M38: 48,863,452 km (0.102 R)
• M39: 49,999,049 km (0.057 R)
• M40: 59,174,186 km (0.103 R)
• M41: 62,718,608 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.9

Radius: 7.6

Gravity: 17.21 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 10.21 AU - 10.47 AU

Year: 22950 Days

Day: 22.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 94,415,983 km

• M1: 94,546 km (0.111 R)
• M2: 635,492 km (0.108 R)
• M3: 895,343 km (0.102 R)
• M4: 1,302,997 km (0.113 R)
• M5: 1,790,836 km (0.101 R)
• M6: 2,142,989 km (0.1 R)
• M7: 2,797,031 km (0.066 R)
• M8: 3,640,614 km (0.06 R)
• M9: 4,035,403 km (0.115 R)
• M10: 4,872,253 km (0.12 R)
• M11: 6,360,303 km (0.111 R)
• M12: 6,787,405 km (0.062 R)
• M13: 7,032,745 km (0.093 R)
• M14: 7,751,862 km (0.106 R)
• M15: 9,096,897 km (0.042 R)
• M16: 9,516,968 km (0.119 R)
• M17: 10,331,379 km (0.092 R)
• M18: 10,788,699 km (0.101 R)
• M19: 13,665,317 km (0.094 R)
• M20: 17,839,396 km (0.108 R)
• M21: 23,679,249 km (0.106 R)
• M22: 24,820,381 km (0.092 R)
• M23: 28,590,098 km (0.073 R)
• M24: 32,446,731 km (0.115 R)
• M25: 35,153,256 km (0.032 R)
• M26: 42,321,986 km (0.056 R)
• M27: 45,027,314 km (0.061 R)
• M28: 48,206,268 km (0.109 R)
• M29: 54,417,123 km (0.117 R)
• M30: 54,809,817 km (0.107 R)
• M31: 59,254,969 km (0.088 R)
• M32: 63,499,359 km (0.045 R)
• M33: 66,812,653 km (0.106 R)
• M34: 70,007,316 km (0.109 R)
• M35: 89,960,680 km (0.218 R)
• M36: 91,892,138 km (0.078 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 14,101 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit