🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.9

Radius: 12.2

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.86 AU - 0.94 AU

Year: 560 Days

Day: 10.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,990,290 km

• M1: 151,842 km (0.061 R)
• M2: 545,733 km (0.113 R)
• M3: 949,498 km (0.081 R)
• M4: 1,471,145 km (0.106 R)
• M5: 1,924,876 km (0.117 R)
• M6: 2,441,736 km (0.071 R)
• M7: 3,038,931 km (0.118 R)
• M8: 4,037,198 km (0.093 R)
• M9: 4,558,247 km (0.065 R)
• M10: 5,157,686 km (0.069 R)
• M11: 5,717,930 km (0.095 R)
• M12: 6,164,479 km (0.081 R)
• M13: 6,694,804 km (0.082 R)
• M14: 7,086,002 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.9

Radius: 12.3

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.23 AU - 1.49 AU

Year: 1040 Days

Day: 7.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 79,990,290 km

• M1: 153,039 km (0.083 R)
• M2: 666,159 km (0.079 R)
• M3: 1,528,441 km (0.031 R)
• M4: 3,656,920 km (0.11 R)
• M5: 4,133,539 km (0.119 R)
• M6: 5,052,369 km (0.045 R)
• M7: 5,560,403 km (0.046 R)
• M8: 5,977,183 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.4

Radius: 13.5

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.45 AU - 1.85 AU

Year: 1390 Days

Day: 7.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,990,290 km

• M1: 167,998 km (0.062 R)
• M2: 620,831 km (0.087 R)
• M3: 1,128,716 km (0.085 R)
• M4: 1,710,352 km (0.055 R)
• M5: 2,686,179 km (0.098 R)
• M6: 3,141,406 km (0.079 R)
• M7: 3,971,973 km (0.095 R)
• M8: 5,140,931 km (0.104 R)
• M9: 5,741,117 km (0.073 R)
• M10: 7,132,677 km (0.075 R)
• M11: 8,096,536 km (0.099 R)
• M12: 9,323,687 km (0.07 R)
• M13: 10,476,040 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.9

Radius: 13.4

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.62 AU - 2.64 AU

Year: 2039 Days

Day: 5.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,990,290 km

• M1: 166,802 km (0.03 R)
• M2: 614,698 km (0.076 R)
• M3: 1,148,912 km (0.077 R)
• M4: 2,333,428 km (0.065 R)
• M5: 3,593,042 km (0.109 R)
• M6: 4,139,822 km (0.115 R)
• M7: 5,108,618 km (0.105 R)
• M8: 7,465,383 km (0.047 R)
• M9: 8,054,499 km (0.118 R)
• M10: 8,866,516 km (0.115 R)
• M11: 10,875,167 km (0.086 R)
• M12: 12,795,255 km (0.057 R)
• M13: 13,425,960 km (0.059 R)
• M14: 14,978,188 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100

Radius: 9.8

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.01 AU - 4.17 AU

Year: 5426 Days

Day: 12.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,990,290 km

• M1: 122,820 km (0.103 R)
• M2: 432,039 km (0.025 R)
• M3: 1,164,919 km (0.043 R)
• M4: 1,580,801 km (0.066 R)
• M5: 2,332,979 km (0.113 R)
• M6: 3,597,829 km (0.108 R)
• M7: 5,293,969 km (0.029 R)
• M8: 8,032,059 km (0.096 R)
• M9: 9,013,122 km (0.103 R)
• M10: 9,861,043 km (0.082 R)
• M11: 13,878,494 km (0.092 R)
• M12: 15,100,858 km (0.081 R)
• M13: 16,640,968 km (0.053 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.7

Radius: 6.9

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.42 AU - 6.56 AU

Year: 9617 Days

Day: 22.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,990,290 km

• M1: 94,995 km (0.091 R)
• M2: 316,549 km (0.059 R)
• M3: 713,283 km (0.117 R)
• M4: 1,087,128 km (0.098 R)
• M5: 1,801,757 km (0.065 R)
• M6: 2,147,029 km (0.119 R)
• M7: 2,500,229 km (0.101 R)
• M8: 3,543,226 km (0.12 R)
• M9: 4,136,680 km (0.072 R)
• M10: 5,611,715 km (0.104 R)
• M11: 8,056,444 km (0.059 R)
• M12: 8,374,638 km (0.042 R)
• M13: 10,651,967 km (0.116 R)
• M14: 11,230,911 km (0.077 R)
• M15: 11,881,362 km (0.065 R)
• M16: 12,609,754 km (0.069 R)
• M17: 13,148,007 km (0.085 R)
• M18: 15,638,064 km (0.118 R)
• M19: 16,639,921 km (0.083 R)
• M20: 16,961,556 km (0.101 R)
• M21: 17,221,856 km (0.099 R)
• M22: 18,426,269 km (0.108 R)
• M23: 19,119,057 km (0.108 R)
• M24: 22,065,088 km (0.08 R)
• M25: 22,610,073 km (0.088 R)
• M26: 23,645,888 km (0.094 R)
• M27: 24,629,644 km (0.074 R)
• M28: 29,677,974 km (0.113 R)
• M29: 32,894,627 km (0.072 R)

Asteroid Belt

Center: 7.41 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519

Radius: 7.2

Gravity: 10.01 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.74 AU - 8.9 AU

Year: 17184 Days

Day: 23.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,990,290 km

• M1: 90,357 km (0.111 R)
• M2: 397,033 km (0.05 R)
• M3: 2,160,193 km (0.053 R)
• M4: 3,470,671 km (0.114 R)
• M5: 4,727,442 km (0.05 R)
• M6: 7,364,703 km (0.112 R)
• M7: 7,636,373 km (0.113 R)
• M8: 9,462,215 km (0.117 R)
• M9: 10,391,517 km (0.11 R)
• M10: 12,430,536 km (0.088 R)
• M11: 13,611,312 km (0.04 R)
• M12: 20,122,709 km (0.112 R)
• M13: 24,442,347 km (0.051 R)
• M14: 25,354,146 km (0.075 R)
• M15: 26,711,149 km (0.087 R)
• M16: 27,896,562 km (0.102 R)
• M17: 37,326,015 km (0.084 R)
• M18: 38,398,781 km (0.11 R)
• M19: 39,629,972 km (0.115 R)
• M20: 42,460,064 km (0.102 R)
• M21: 51,423,819 km (0.065 R)
• M22: 52,918,900 km (0.096 R)
• M23: 54,613,844 km (0.077 R)
• M24: 62,128,594 km (0.032 R)
• M25: 62,502,738 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.8

Radius: 7.6

Gravity: 13.69 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 7.41 AU - 12.15 AU

Year: 20064 Days

Day: 23.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 62.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,990,290 km

• M1: 96,939 km (0.073 R)
• M2: 473,328 km (0.074 R)
• M3: 933,640 km (0.096 R)
• M4: 1,283,849 km (0.047 R)
• M5: 1,886,280 km (0.095 R)
• M6: 2,230,205 km (0.108 R)
• M7: 2,615,569 km (0.111 R)
• M8: 3,403,950 km (0.101 R)
• M9: 4,944,060 km (0.112 R)
• M10: 7,135,070 km (0.115 R)
• M11: 8,442,556 km (0.048 R)
• M12: 8,930,394 km (0.104 R)
• M13: 9,667,912 km (0.116 R)
• M14: 11,007,561 km (0.105 R)
• M15: 11,655,619 km (0.058 R)
• M16: 14,504,710 km (0.072 R)
• M17: 15,047,003 km (0.09 R)
• M18: 17,179,969 km (0.086 R)
• M19: 19,600,313 km (0.11 R)
• M20: 20,648,396 km (0.053 R)
• M21: 28,932,378 km (0.099 R)
• M22: 30,415,192 km (0.104 R)
• M23: 33,264,134 km (0.091 R)
• M24: 33,935,529 km (0.062 R)
• M25: 37,284,726 km (0.107 R)
• M26: 41,308,759 km (0.095 R)
• M27: 41,617,828 km (0.032 R)
• M28: 42,554,461 km (0.101 R)
• M29: 43,985,514 km (0.07 R)
• M30: 44,631,777 km (0.086 R)
• M31: 49,856,482 km (0.099 R)
• M32: 53,252,204 km (0.094 R)
• M33: 54,541,289 km (0.1 R)
• M34: 54,913,339 km (0.119 R)
• M35: 59,118,535 km (0.025 R)
• M36: 65,401,347 km (0.094 R)
• M37: 79,750,774 km (0.107 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 13,416 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit