🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.4

Radius: 8.5

Gravity: 13.09 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.63 AU - 0.67 AU

Year: 368 Days

Day: 8.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,230,812 km

• M1: 112,647 km (0.114 R)
• M2: 381,026 km (0.108 R)
• M3: 755,469 km (0.113 R)
• M4: 1,180,327 km (0.102 R)
• M5: 1,819,858 km (0.109 R)
• M6: 2,372,323 km (0.061 R)
• M7: 2,955,755 km (0.087 R)
• M8: 3,619,072 km (0.099 R)
• M9: 3,966,438 km (0.106 R)
• M10: 4,265,634 km (0.094 R)
• M11: 4,609,410 km (0.096 R)
• M12: 5,517,020 km (0.105 R)
• M13: 5,838,954 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.6

Radius: 9.4

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.52 AU - 0.82 AU

Year: 385 Days

Day: 11.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,230,812 km

• M1: 116,986 km (0.049 R)
• M2: 433,385 km (0.093 R)
• M3: 785,987 km (0.07 R)
• M4: 1,570,628 km (0.119 R)
• M5: 1,935,647 km (0.04 R)
• M6: 2,268,053 km (0.073 R)
• M7: 3,060,623 km (0.071 R)
• M8: 3,514,952 km (0.083 R)
• M9: 4,014,010 km (0.086 R)
• M10: 4,516,958 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.6

Radius: 13.8

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.62 AU - 1.02 AU

Year: 522 Days

Day: 7.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,230,812 km

• M1: 171,589 km (0.089 R)
• M2: 679,174 km (0.065 R)
• M3: 1,275,471 km (0.055 R)
• M4: 2,134,462 km (0.066 R)
• M5: 2,802,716 km (0.098 R)
• M6: 3,427,586 km (0.026 R)
• M7: 3,931,731 km (0.096 R)
• M8: 4,485,393 km (0.086 R)
• M9: 5,259,263 km (0.056 R)
• M10: 5,714,639 km (0.058 R)
• M11: 6,158,346 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.3

Radius: 10.2

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.92 AU - 1.12 AU

Year: 724 Days

Day: 13.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 79,230,812 km

• M1: 126,859 km (0.11 R)
• M2: 525,238 km (0.081 R)
• M3: 864,077 km (0.101 R)
• M4: 1,288,337 km (0.061 R)
• M5: 1,746,406 km (0.116 R)
• M6: 2,157,500 km (0.087 R)
• M7: 2,605,696 km (0.073 R)
• M8: 3,465,734 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.2

Radius: 10

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.05 AU - 1.71 AU

Year: 1140 Days

Day: 13.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,230,812 km

• M1: 130,150 km (0.086 R)
• M2: 443,258 km (0.083 R)
• M3: 827,725 km (0.117 R)
• M4: 1,306,438 km (0.114 R)
• M5: 1,695,841 km (0.12 R)
• M6: 2,025,406 km (0.065 R)
• M7: 2,650,874 km (0.065 R)
• M8: 3,211,417 km (0.054 R)
• M9: 4,337,590 km (0.09 R)
• M10: 4,866,568 km (0.11 R)
• M11: 5,256,271 km (0.073 R)
• M12: 5,793,776 km (0.065 R)
• M13: 7,374,427 km (0.109 R)
• M14: 7,863,313 km (0.096 R)
• M15: 8,210,230 km (0.111 R)
• M16: 8,877,586 km (0.106 R)
• M17: 9,224,504 km (0.113 R)
• M18: 10,932,612 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.1

Radius: 9

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.42 AU - 1.9 AU

Year: 1503 Days

Day: 13.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,230,812 km

• M1: 111,899 km (0.093 R)
• M2: 489,035 km (0.037 R)
• M3: 848,519 km (0.029 R)
• M4: 1,361,789 km (0.053 R)
• M5: 1,817,165 km (0.041 R)
• M6: 2,394,015 km (0.04 R)
• M7: 2,928,977 km (0.096 R)
• M8: 3,467,978 km (0.09 R)
• M9: 3,784,677 km (0.104 R)
• M10: 5,002,254 km (0.106 R)
• M11: 5,388,216 km (0.055 R)
• M12: 6,111,522 km (0.095 R)
• M13: 7,279,283 km (0.108 R)
• M14: 8,562,533 km (0.091 R)
• M15: 8,919,474 km (0.114 R)
• M16: 9,286,437 km (0.098 R)
• M17: 9,722,366 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.7

Radius: 12.8

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.6 AU - 2.54 AU

Year: 2093 Days

Day: 14.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,230,812 km

• M1: 159,172 km (0.094 R)
• M2: 782,098 km (0.116 R)
• M3: 1,412,653 km (0.109 R)
• M4: 1,914,703 km (0.037 R)
• M5: 2,847,595 km (0.118 R)
• M6: 3,391,533 km (0.097 R)
• M7: 4,203,999 km (0.102 R)
• M8: 4,778,006 km (0.102 R)
• M9: 5,979,726 km (0.1 R)
• M10: 6,877,164 km (0.101 R)
• M11: 7,615,280 km (0.067 R)
• M12: 8,504,041 km (0.087 R)
• M13: 8,939,670 km (0.093 R)
• M14: 10,261,816 km (0.085 R)
• M15: 10,717,491 km (0.064 R)
• M16: 12,634,139 km (0.09 R)
• M17: 14,865,690 km (0.094 R)
• M18: 17,887,417 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.8

Radius: 10.1

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.05 AU - 4.67 AU

Year: 5331 Days

Day: 7.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,230,812 km

• M1: 125,662 km (0.116 R)
• M2: 465,249 km (0.107 R)
• M3: 1,022,950 km (0.103 R)
• M4: 1,663,379 km (0.118 R)
• M5: 1,978,282 km (0.049 R)
• M6: 2,300,965 km (0.098 R)
• M7: 2,956,802 km (0.049 R)
• M8: 3,467,379 km (0.073 R)
• M9: 3,894,033 km (0.031 R)
• M10: 4,772,022 km (0.07 R)
• M11: 6,025,353 km (0.1 R)
• M12: 6,745,667 km (0.072 R)
• M13: 7,522,230 km (0.071 R)
• M14: 7,970,425 km (0.059 R)
• M15: 13,868,770 km (0.116 R)
• M16: 15,417,856 km (0.079 R)
• M17: 16,019,838 km (0.096 R)
• M18: 16,700,059 km (0.107 R)
• M19: 17,142,869 km (0.059 R)
• M20: 18,118,097 km (0.116 R)
• M21: 18,451,252 km (0.071 R)
• M22: 19,754,848 km (0.114 R)
• M23: 20,179,107 km (0.103 R)
• M24: 23,163,884 km (0.12 R)
• M25: 23,556,578 km (0.089 R)
• M26: 25,007,079 km (0.064 R)
• M27: 25,587,070 km (0.115 R)
• M28: 30,931,454 km (0.036 R)

Asteroid Belt

Center: 5.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.1

Radius: 3.2

Gravity: 18.27 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.33 AU - 8.47 AU

Year: 12740 Days

Day: 16.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,230,812 km

• M1: 39,793 km (0.086 R)
• M2: 140,024 km (0.058 R)
• M3: 387,608 km (0.05 R)
• M4: 525,837 km (0.1 R)
• M5: 750,533 km (0.085 R)
• M6: 858,542 km (0.109 R)
• M7: 1,202,767 km (0.066 R)
• M8: 1,449,603 km (0.105 R)
• M9: 1,591,721 km (0.059 R)
• M10: 2,107,086 km (0.11 R)
• M11: 2,519,378 km (0.117 R)
• M12: 2,983,281 km (0.082 R)
• M13: 3,734,412 km (0.073 R)
• M14: 4,361,526 km (0.076 R)
• M15: 4,997,766 km (0.112 R)
• M16: 6,048,092 km (0.116 R)
• M17: 7,769,216 km (0.056 R)
• M18: 10,393,761 km (0.043 R)
• M19: 15,504,024 km (0.039 R)
• M20: 16,385,156 km (0.096 R)
• M21: 17,166,505 km (0.114 R)
• M22: 17,904,172 km (0.055 R)
• M23: 19,876,919 km (0.104 R)
• M24: 21,602,082 km (0.065 R)
• M25: 25,864,873 km (0.032 R)
• M26: 27,734,248 km (0.078 R)
• M27: 28,100,314 km (0.086 R)
• M28: 28,748,522 km (0.085 R)
• M29: 30,461,118 km (0.048 R)
• M30: 31,739,432 km (0.105 R)
• M31: 32,442,393 km (0.111 R)
• M32: 34,297,406 km (0.088 R)
• M33: 34,613,357 km (0.102 R)
• M34: 36,549,602 km (0.059 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.7

Radius: 3.4

Gravity: 58.8 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 8.14 AU - 11.32 AU

Year: 21334 Days

Day: 23.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 79,230,812 km

• M1: 48,171 km (0.108 R)
• M2: 162,762 km (0.085 R)
• M3: 378,931 km (0.113 R)
• M4: 754,871 km (0.115 R)
• M5: 1,043,894 km (0.11 R)
• M6: 2,424,233 km (0.066 R)
• M7: 3,182,246 km (0.118 R)
• M8: 3,706,138 km (0.109 R)
• M9: 5,302,796 km (0.047 R)
• M10: 6,338,312 km (0.096 R)
• M11: 6,696,300 km (0.064 R)
• M12: 8,004,234 km (0.11 R)
• M13: 8,745,342 km (0.117 R)
• M14: 9,188,600 km (0.089 R)
• M15: 10,000,318 km (0.111 R)
• M16: 10,120,146 km (0.112 R)
• M17: 10,608,583 km (0.067 R)
• M18: 11,112,728 km (0.072 R)
• M19: 13,579,896 km (0.068 R)
• M20: 17,318,646 km (0.096 R)
• M21: 19,006,559 km (0.099 R)
• M22: 26,056,359 km (0.118 R)
• M23: 26,856,259 km (0.095 R)
• M24: 27,437,446 km (0.065 R)
• M25: 29,353,645 km (0.09 R)
• M26: 29,846,271 km (0.081 R)
• M27: 31,485,265 km (0.098 R)
• M28: 31,871,826 km (0.091 R)
• M29: 34,258,212 km (0.043 R)
• M30: 35,079,354 km (0.119 R)
• M31: 36,053,835 km (0.082 R)
• M32: 38,056,651 km (0.032 R)
• M33: 40,739,091 km (0.05 R)
• M34: 42,282,342 km (0.036 R)
• M35: 45,814,049 km (0.102 R)
• M36: 47,145,470 km (0.109 R)
• M37: 54,746,238 km (0.056 R)
• M38: 56,623,841 km (0.102 R)
• M39: 58,349,901 km (0.104 R)
• M40: 61,504,621 km (0.05 R)
• M41: 68,581,797 km (0.033 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: 323 - 18,383 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit