🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.5

Radius: 13

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.31 AU - 1.31 AU

Year: 968 Days

Day: 14.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,510,797 km

• M1: 161,715 km (0.113 R)
• M2: 737,518 km (0.094 R)
• M3: 1,761,365 km (0.06 R)
• M4: 2,251,149 km (0.048 R)
• M5: 3,296,539 km (0.106 R)
• M6: 3,921,858 km (0.107 R)
• M7: 4,768,432 km (0.102 R)
• M8: 5,983,466 km (0.098 R)
• M9: 6,595,770 km (0.052 R)
• M10: 7,011,203 km (0.041 R)
• M11: 9,795,369 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.6

Radius: 14.1

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.5 AU - 2.42 AU

Year: 1772 Days

Day: 11.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,510,797 km

• M1: 175,628 km (0.06 R)
• M2: 692,788 km (0.104 R)
• M3: 1,151,455 km (0.11 R)
• M4: 1,992,793 km (0.044 R)
• M5: 3,785,724 km (0.11 R)
• M6: 5,671,704 km (0.092 R)
• M7: 6,114,215 km (0.041 R)
• M8: 10,114,312 km (0.037 R)
• M9: 11,872,386 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.2

Radius: 14.2

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.91 AU - 2.03 AU

Year: 1785 Days

Day: 5.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,510,797 km

• M1: 176,525 km (0.056 R)
• M2: 1,107,323 km (0.088 R)
• M3: 1,697,188 km (0.115 R)
• M4: 2,169,319 km (0.069 R)
• M5: 3,010,358 km (0.108 R)
• M6: 4,222,849 km (0.1 R)
• M7: 5,148,710 km (0.118 R)
• M8: 6,134,560 km (0.093 R)
• M9: 6,799,672 km (0.077 R)
• M10: 7,457,903 km (0.111 R)
• M11: 8,421,313 km (0.071 R)
• M12: 11,121,704 km (0.112 R)
• M13: 12,302,779 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792

Radius: 11.3

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.1 AU - 3.26 AU

Year: 3661 Days

Day: 7.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,510,797 km

• M1: 140,622 km (0.096 R)
• M2: 531,072 km (0.054 R)
• M3: 987,496 km (0.093 R)
• M4: 1,567,935 km (0.052 R)
• M5: 2,307,098 km (0.114 R)
• M6: 3,438,507 km (0.076 R)
• M7: 3,931,432 km (0.096 R)
• M8: 4,518,304 km (0.044 R)
• M9: 4,932,990 km (0.118 R)
• M10: 5,346,478 km (0.101 R)
• M11: 6,184,675 km (0.1 R)
• M12: 6,980,087 km (0.09 R)
• M13: 7,569,802 km (0.047 R)
• M14: 7,981,196 km (0.065 R)
• M15: 8,371,347 km (0.12 R)
• M16: 9,422,571 km (0.117 R)
• M17: 11,205,180 km (0.081 R)
• M18: 12,060,580 km (0.112 R)
• M19: 14,054,271 km (0.056 R)
• M20: 18,499,273 km (0.089 R)
• M21: 19,565,307 km (0.118 R)
• M22: 20,342,169 km (0.091 R)
• M23: 23,224,172 km (0.074 R)
• M24: 25,442,259 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.1

Radius: 5.4

Gravity: 22.16 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.44 AU - 6.94 AU

Year: 11173 Days

Day: 22.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,510,797 km

• M1: 67,169 km (0.059 R)
• M2: 259,104 km (0.047 R)
• M3: 562,488 km (0.085 R)
• M4: 1,118,394 km (0.078 R)
• M5: 1,647,073 km (0.111 R)
• M6: 1,867,131 km (0.087 R)
• M7: 2,089,134 km (0.058 R)
• M8: 3,206,032 km (0.096 R)
• M9: 3,400,210 km (0.051 R)
• M10: 3,974,815 km (0.112 R)
• M11: 4,923,266 km (0.032 R)
• M12: 7,052,193 km (0.063 R)
• M13: 7,549,905 km (0.107 R)
• M14: 8,708,391 km (0.109 R)
• M15: 9,676,589 km (0.088 R)
• M16: 10,448,514 km (0.108 R)
• M17: 13,380,034 km (0.072 R)
• M18: 14,141,786 km (0.058 R)
• M19: 14,467,460 km (0.101 R)
• M20: 18,388,869 km (0.101 R)
• M21: 18,698,836 km (0.061 R)
• M22: 22,964,171 km (0.067 R)
• M23: 24,894,282 km (0.072 R)
• M24: 25,561,040 km (0.067 R)
• M25: 27,632,372 km (0.063 R)
• M26: 29,600,631 km (0.104 R)
• M27: 34,985,407 km (0.071 R)
• M28: 37,782,438 km (0.119 R)
• M29: 41,119,817 km (0.094 R)
• M30: 45,631,689 km (0.118 R)
• M31: 46,486,042 km (0.114 R)
• M32: 47,206,057 km (0.106 R)
• M33: 48,816,328 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 857.9

Radius: 7.9

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.53 AU - 9.03 AU

Year: 12683 Days

Day: 21.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,510,797 km

• M1: 98,286 km (0.114 R)
• M2: 384,766 km (0.066 R)
• M3: 833,559 km (0.091 R)
• M4: 1,088,624 km (0.119 R)
• M5: 1,512,135 km (0.114 R)
• M6: 1,813,126 km (0.083 R)
• M7: 2,645,339 km (0.089 R)
• M8: 3,013,200 km (0.095 R)
• M9: 4,355,841 km (0.113 R)
• M10: 4,608,063 km (0.065 R)
• M11: 4,970,988 km (0.111 R)
• M12: 5,460,173 km (0.119 R)
• M13: 6,019,669 km (0.094 R)
• M14: 6,373,168 km (0.119 R)
• M15: 6,699,142 km (0.07 R)
• M16: 7,928,388 km (0.087 R)
• M17: 8,257,802 km (0.059 R)
• M18: 8,794,111 km (0.106 R)
• M19: 12,013,008 km (0.082 R)
• M20: 12,260,443 km (0.067 R)
• M21: 13,284,141 km (0.116 R)
• M22: 21,007,131 km (0.084 R)
• M23: 26,629,618 km (0.106 R)
• M24: 28,890,191 km (0.091 R)
• M25: 30,927,116 km (0.089 R)
• M26: 31,392,515 km (0.116 R)
• M27: 32,816,537 km (0.086 R)
• M28: 34,907,018 km (0.12 R)
• M29: 38,944,664 km (0.085 R)
• M30: 39,487,256 km (0.117 R)
• M31: 41,145,548 km (0.034 R)
• M32: 43,428,112 km (0.086 R)
• M33: 48,243,967 km (0.107 R)
• M34: 55,601,340 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434.6

Radius: 3.8

Gravity: 30.1 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.87 AU - 9.99 AU

Year: 18697 Days

Day: 17.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 73.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,510,797 km

• M1: 55,501 km (0.089 R)
• M2: 293,661 km (0.062 R)
• M3: 482,453 km (0.089 R)
• M4: 659,427 km (0.084 R)
• M5: 2,037,074 km (0.117 R)
• M6: 5,441,024 km (0.112 R)
• M7: 6,368,232 km (0.072 R)
• M8: 7,395,969 km (0.074 R)
• M9: 8,729,185 km (0.077 R)
• M10: 10,667,974 km (0.082 R)
• M11: 18,749,999 km (0.07 R)
• M12: 19,948,876 km (0.115 R)
• M13: 25,979,615 km (0.091 R)
• M14: 38,951,845 km (0.098 R)
• M15: 45,431,527 km (0.055 R)
• M16: 53,601,964 km (0.113 R)
• M17: 54,966,297 km (0.048 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 14,619 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit