🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.9

Radius: 14.4

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.58 AU - 0.96 AU

Year: 443 Days

Day: 6.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 124.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,454,722 km

• M1: 179,517 km (0.117 R)
• M2: 683,812 km (0.082 R)
• M3: 1,256,473 km (0.113 R)
• M4: 1,826,590 km (0.099 R)
• M5: 2,516,087 km (0.098 R)
• M6: 3,279,036 km (0.041 R)
• M7: 4,142,066 km (0.09 R)
• M8: 4,648,305 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.8

Radius: 14.2

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.82 AU - 0.86 AU

Year: 505 Days

Day: 5.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,454,722 km

• M1: 176,974 km (0.114 R)
• M2: 620,382 km (0.069 R)
• M3: 1,276,668 km (0.104 R)
• M4: 1,940,883 km (0.094 R)
• M5: 2,392,369 km (0.092 R)
• M6: 2,925,686 km (0.036 R)
• M7: 3,416,516 km (0.078 R)
• M8: 4,640,676 km (0.11 R)
• M9: 5,183,267 km (0.12 R)
• M10: 5,978,679 km (0.067 R)

Asteroid Belt

Center: 1.48 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.5

Radius: 13

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.97 AU - 2.27 AU

Year: 2025 Days

Day: 7.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,454,722 km

• M1: 161,715 km (0.095 R)
• M2: 616,493 km (0.089 R)
• M3: 1,038,658 km (0.079 R)
• M4: 1,682,677 km (0.037 R)
• M5: 2,752,601 km (0.073 R)
• M6: 3,158,011 km (0.098 R)
• M7: 3,850,649 km (0.041 R)
• M8: 7,229,467 km (0.085 R)
• M9: 8,093,993 km (0.116 R)
• M10: 10,794,534 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.8

Radius: 15

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.22 AU - 2.3 AU

Year: 2229 Days

Day: 14.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,454,722 km

• M1: 186,549 km (0.06 R)
• M2: 761,004 km (0.059 R)
• M3: 1,271,133 km (0.061 R)
• M4: 2,381,748 km (0.109 R)
• M5: 3,308,058 km (0.104 R)
• M6: 4,444,852 km (0.092 R)
• M7: 4,925,809 km (0.081 R)
• M8: 6,382,144 km (0.073 R)
• M9: 7,539,284 km (0.045 R)
• M10: 9,370,063 km (0.094 R)
• M11: 9,996,728 km (0.078 R)
• M12: 12,316,243 km (0.088 R)
• M13: 13,272,473 km (0.112 R)
• M14: 13,810,726 km (0.098 R)
• M15: 14,449,958 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.1

Radius: 13.9

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.06 AU - 2.6 AU

Year: 2333 Days

Day: 5.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,454,722 km

• M1: 227,239 km (0.028 R)
• M2: 700,716 km (0.071 R)
• M3: 2,310,838 km (0.06 R)
• M4: 3,312,994 km (0.083 R)
• M5: 4,968,145 km (0.117 R)
• M6: 6,002,016 km (0.109 R)
• M7: 6,434,204 km (0.101 R)
• M8: 9,355,103 km (0.115 R)
• M9: 9,872,263 km (0.091 R)
• M10: 10,476,937 km (0.111 R)
• M11: 11,686,586 km (0.111 R)
• M12: 14,045,744 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.9

Radius: 11.5

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.34 AU - 6.78 AU

Year: 8600 Days

Day: 6.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,454,722 km

• M1: 143,016 km (0.081 R)
• M2: 666,907 km (0.111 R)
• M3: 1,880,296 km (0.106 R)
• M4: 2,314,129 km (0.115 R)
• M5: 3,158,310 km (0.113 R)
• M6: 3,726,782 km (0.117 R)
• M7: 4,503,793 km (0.112 R)
• M8: 5,353,509 km (0.091 R)
• M9: 5,816,964 km (0.099 R)
• M10: 7,572,046 km (0.072 R)
• M11: 9,752,734 km (0.103 R)
• M12: 11,601,464 km (0.095 R)
• M13: 14,796,725 km (0.066 R)
• M14: 15,779,135 km (0.104 R)
• M15: 17,297,852 km (0.083 R)
• M16: 18,611,321 km (0.112 R)
• M17: 19,215,996 km (0.111 R)
• M18: 19,833,686 km (0.062 R)
• M19: 21,190,239 km (0.116 R)
• M20: 22,607,829 km (0.062 R)
• M21: 23,383,344 km (0.088 R)
• M22: 31,393,412 km (0.099 R)
• M23: 33,013,258 km (0.117 R)
• M24: 34,348,718 km (0.112 R)
• M25: 35,835,572 km (0.082 R)
• M26: 40,428,077 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.6

Radius: 7.6

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.14 AU - 7.64 AU

Year: 10596 Days

Day: 19.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 58,454,722 km

• M1: 97,538 km (0.104 R)
• M2: 377,435 km (0.114 R)
• M3: 778,657 km (0.082 R)
• M4: 1,274,424 km (0.073 R)
• M5: 1,566,140 km (0.086 R)
• M6: 1,965,566 km (0.106 R)
• M7: 2,582,807 km (0.077 R)
• M8: 3,098,322 km (0.109 R)
• M9: 3,680,556 km (0.12 R)
• M10: 3,984,838 km (0.097 R)
• M11: 5,153,647 km (0.083 R)
• M12: 5,502,808 km (0.059 R)
• M13: 6,907,382 km (0.108 R)
• M14: 8,149,344 km (0.075 R)
• M15: 8,580,036 km (0.057 R)
• M16: 9,162,421 km (0.068 R)
• M17: 9,915,048 km (0.083 R)
• M18: 11,921,754 km (0.102 R)
• M19: 13,165,660 km (0.036 R)
• M20: 13,519,459 km (0.118 R)
• M21: 14,431,707 km (0.104 R)
• M22: 16,787,723 km (0.081 R)
• M23: 17,134,043 km (0.069 R)
• M24: 19,540,623 km (0.096 R)
• M25: 21,345,522 km (0.117 R)
• M26: 31,635,462 km (0.049 R)
• M27: 34,226,646 km (0.08 R)
• M28: 37,189,731 km (0.105 R)
• M29: 38,134,741 km (0.087 R)
• M30: 42,075,598 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.3

Radius: 7.5

Gravity: 14.09 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.3 AU - 8.42 AU

Year: 11787 Days

Day: 23.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,454,722 km

• M1: 115,041 km (0.097 R)
• M2: 673,938 km (0.113 R)
• M3: 937,829 km (0.11 R)
• M4: 1,336,956 km (0.117 R)
• M5: 1,861,895 km (0.077 R)
• M6: 2,107,535 km (0.111 R)
• M7: 2,455,499 km (0.103 R)
• M8: 3,120,462 km (0.074 R)
• M9: 4,365,715 km (0.113 R)
• M10: 6,062,454 km (0.044 R)
• M11: 7,528,363 km (0.12 R)
• M12: 8,532,614 km (0.076 R)
• M13: 8,968,243 km (0.075 R)
• M14: 11,663,398 km (0.107 R)
• M15: 18,187,810 km (0.073 R)
• M16: 20,753,413 km (0.094 R)
• M17: 21,276,408 km (0.105 R)
• M18: 24,024,221 km (0.067 R)
• M19: 26,082,688 km (0.07 R)
• M20: 27,518,678 km (0.105 R)
• M21: 29,332,253 km (0.065 R)
• M22: 29,770,275 km (0.108 R)
• M23: 30,323,937 km (0.087 R)
• M24: 30,659,485 km (0.116 R)
• M25: 32,374,176 km (0.119 R)
• M26: 32,724,534 km (0.108 R)
• M27: 40,817,629 km (0.109 R)
• M28: 44,166,976 km (0.118 R)
• M29: 45,615,084 km (0.113 R)
• M30: 47,394,251 km (0.097 R)
• M31: 47,695,242 km (0.045 R)
• M32: 50,148,946 km (0.105 R)
• M33: 52,524,710 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 974.2

Radius: 4

Gravity: 60.89 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.63 AU - 8.35 AU

Year: 13447 Days

Day: 21.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 160.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 58,454,722 km

• M1: 49,816 km (0.076 R)
• M2: 521,498 km (0.08 R)
• M3: 979,716 km (0.087 R)
• M4: 1,298,809 km (0.085 R)
• M5: 1,505,703 km (0.11 R)
• M6: 1,768,845 km (0.026 R)
• M7: 2,697,848 km (0.055 R)
• M8: 3,320,026 km (0.12 R)
• M9: 4,441,411 km (0.064 R)
• M10: 5,639,690 km (0.081 R)
• M11: 5,832,372 km (0.1 R)
• M12: 6,271,891 km (0.086 R)
• M13: 6,994,000 km (0.106 R)
• M14: 11,573,938 km (0.079 R)
• M15: 12,721,205 km (0.099 R)
• M16: 13,942,372 km (0.074 R)
• M17: 15,689,077 km (0.094 R)
• M18: 21,513,371 km (0.105 R)
• M19: 24,644,903 km (0.062 R)
• M20: 35,182,577 km (0.117 R)
• M21: 45,844,567 km (0.057 R)
• M22: 49,500,140 km (0.081 R)
• M23: 50,815,704 km (0.083 R)
• M24: 51,148,260 km (0.117 R)
• M25: 51,986,008 km (0.108 R)
• M26: 53,860,918 km (0.083 R)
• M27: 54,206,639 km (0.12 R)
• M28: 56,134,357 km (0.06 R)
• M29: 58,107,254 km (0.115 R)
• M30: 61,246,565 km (0.092 R)
• M31: 61,623,103 km (0.077 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.3

Radius: 6

Gravity: 15.26 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 7.01 AU - 9.13 AU

Year: 15039 Days

Day: 15 Hours

Environment

Temp: -224 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 58,454,722 km

• M1: 74,799 km (0.103 R)
• M2: 356,342 km (0.094 R)
• M3: 623,075 km (0.047 R)
• M4: 1,342,491 km (0.065 R)
• M5: 1,747,303 km (0.076 R)
• M6: 2,060,262 km (0.115 R)
• M7: 2,249,802 km (0.103 R)
• M8: 2,686,479 km (0.102 R)
• M9: 3,007,815 km (0.119 R)
• M10: 3,202,741 km (0.069 R)
• M11: 3,727,530 km (0.103 R)
• M12: 3,981,547 km (0.112 R)
• M13: 4,399,823 km (0.105 R)
• M14: 5,359,045 km (0.082 R)
• M15: 5,573,867 km (0.117 R)
• M16: 6,058,714 km (0.106 R)
• M17: 6,252,593 km (0.104 R)
• M18: 7,459,997 km (0.115 R)
• M19: 8,002,439 km (0.099 R)
• M20: 10,217,684 km (0.11 R)
• M21: 10,772,842 km (0.065 R)
• M22: 12,310,259 km (0.039 R)
• M23: 13,853,960 km (0.108 R)
• M24: 17,790,927 km (0.091 R)
• M25: 20,271,110 km (0.08 R)
• M26: 20,969,433 km (0.098 R)
• M27: 21,503,647 km (0.057 R)
• M28: 22,599,302 km (0.103 R)
• M29: 29,077,488 km (0.101 R)
• M30: 30,077,400 km (0.081 R)
• M31: 35,549,092 km (0.101 R)
• M32: 39,723,620 km (0.063 R)
• M33: 43,634,557 km (0.103 R)
• M34: 48,409,572 km (0.057 R)
• M35: 53,521,481 km (0.089 R)
• M36: 54,184,798 km (0.087 R)
• M37: 56,549,342 km (0.091 R)
• M38: 58,279,740 km (0.056 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 15,964 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit