🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.9

Radius: 13

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.56 AU - 0.8 AU

Year: 368 Days

Day: 9.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 48,566,120 km

• M1: 161,865 km (0.09 R)
• M2: 773,421 km (0.059 R)
• M3: 1,185,264 km (0.095 R)
• M4: 1,618,350 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.9

Radius: 9.6

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.05 AU - 2.73 AU

Year: 2424 Days

Day: 11.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,566,120 km

• M1: 120,426 km (0.109 R)
• M2: 610,359 km (0.081 R)
• M3: 1,330,075 km (0.111 R)
• M4: 1,700,928 km (0.087 R)
• M5: 2,803,464 km (0.105 R)
• M6: 3,403,352 km (0.108 R)
• M7: 4,858,490 km (0.052 R)
• M8: 7,401,953 km (0.058 R)
• M9: 7,914,027 km (0.066 R)
• M10: 9,418,832 km (0.115 R)
• M11: 12,814,105 km (0.048 R)
• M12: 17,259,705 km (0.099 R)
• M13: 17,626,968 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.8

Radius: 11.2

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.94 AU - 4.56 AU

Year: 5748 Days

Day: 14 Hours

Environment

Temp: -212 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,566,120 km

• M1: 141,968 km (0.105 R)
• M2: 504,294 km (0.085 R)
• M3: 1,095,206 km (0.101 R)
• M4: 1,557,314 km (0.052 R)
• M5: 2,226,615 km (0.084 R)
• M6: 2,664,188 km (0.095 R)
• M7: 3,059,276 km (0.094 R)
• M8: 5,450,898 km (0.109 R)
• M9: 6,648,279 km (0.064 R)
• M10: 8,480,853 km (0.109 R)
• M11: 9,049,474 km (0.12 R)
• M12: 12,538,994 km (0.114 R)
• M13: 15,191,963 km (0.086 R)
• M14: 21,136,833 km (0.114 R)
• M15: 25,112,995 km (0.115 R)
• M16: 26,799,860 km (0.058 R)
• M17: 27,407,676 km (0.057 R)
• M18: 28,922,355 km (0.11 R)
• M19: 31,059,360 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.2

Radius: 8.6

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.19 AU - 5.31 AU

Year: 6791 Days

Day: 8.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 48,566,120 km

• M1: 111,450 km (0.079 R)
• M2: 384,766 km (0.118 R)
• M3: 682,316 km (0.075 R)
• M4: 1,039,855 km (0.091 R)
• M5: 1,373,458 km (0.051 R)
• M6: 1,807,142 km (0.057 R)
• M7: 2,452,956 km (0.085 R)
• M8: 3,011,704 km (0.075 R)
• M9: 4,275,507 km (0.076 R)
• M10: 4,996,569 km (0.061 R)
• M11: 5,636,249 km (0.118 R)
• M12: 6,822,261 km (0.109 R)
• M13: 7,115,174 km (0.071 R)
• M14: 7,454,911 km (0.061 R)
• M15: 8,372,394 km (0.11 R)
• M16: 8,836,896 km (0.078 R)
• M17: 9,408,060 km (0.053 R)
• M18: 12,206,588 km (0.116 R)
• M19: 19,163,487 km (0.087 R)
• M20: 20,571,802 km (0.091 R)
• M21: 22,933,952 km (0.095 R)
• M22: 24,180,252 km (0.113 R)
• M23: 25,296,551 km (0.116 R)
• M24: 25,646,760 km (0.114 R)
• M25: 26,807,490 km (0.049 R)
• M26: 27,080,207 km (0.069 R)
• M27: 27,816,677 km (0.064 R)
• M28: 28,377,669 km (0.102 R)
• M29: 29,716,121 km (0.107 R)
• M30: 32,210,067 km (0.056 R)
• M31: 34,303,091 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.9

Radius: 8.2

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.25 AU - 6.43 AU

Year: 8095 Days

Day: 7.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,566,120 km

• M1: 102,026 km (0.103 R)
• M2: 371,003 km (0.077 R)
• M3: 770,579 km (0.115 R)
• M4: 1,175,839 km (0.031 R)
• M5: 1,589,029 km (0.083 R)
• M6: 2,152,863 km (0.101 R)
• M7: 2,481,679 km (0.086 R)
• M8: 2,758,435 km (0.025 R)
• M9: 3,222,039 km (0.112 R)
• M10: 3,695,367 km (0.113 R)
• M11: 4,538,500 km (0.109 R)
• M12: 5,423,521 km (0.063 R)
• M13: 6,007,102 km (0.032 R)
• M14: 6,479,233 km (0.09 R)
• M15: 7,168,730 km (0.11 R)
• M16: 7,768,468 km (0.059 R)
• M17: 9,649,661 km (0.116 R)
• M18: 10,717,191 km (0.049 R)
• M19: 12,988,237 km (0.079 R)
• M20: 14,599,256 km (0.047 R)
• M21: 18,152,804 km (0.098 R)
• M22: 19,902,501 km (0.087 R)
• M23: 21,286,580 km (0.082 R)
• M24: 22,452,995 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.2

Radius: 7.2

Gravity: 17 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5 AU - 7.1 AU

Year: 9762 Days

Day: 22.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 48,566,120 km

• M1: 89,609 km (0.081 R)
• M2: 398,230 km (0.097 R)
• M3: 642,373 km (0.101 R)
• M4: 1,042,548 km (0.063 R)
• M5: 1,312,871 km (0.088 R)
• M6: 1,705,416 km (0.108 R)
• M7: 1,946,717 km (0.066 R)
• M8: 2,304,106 km (0.081 R)
• M9: 3,542,178 km (0.066 R)
• M10: 4,048,567 km (0.109 R)
• M11: 5,508,942 km (0.057 R)
• M12: 5,859,898 km (0.112 R)
• M13: 6,114,514 km (0.08 R)
• M14: 7,499,940 km (0.084 R)
• M15: 8,333,948 km (0.118 R)
• M16: 10,660,793 km (0.085 R)
• M17: 12,532,412 km (0.082 R)
• M18: 13,388,710 km (0.118 R)
• M19: 21,521,898 km (0.058 R)
• M20: 22,129,265 km (0.067 R)
• M21: 24,019,883 km (0.117 R)
• M22: 24,298,584 km (0.082 R)
• M23: 31,318,165 km (0.04 R)
• M24: 31,873,771 km (0.063 R)
• M25: 32,323,014 km (0.056 R)
• M26: 33,812,260 km (0.062 R)
• M27: 35,107,628 km (0.085 R)
• M28: 38,174,085 km (0.113 R)
• M29: 39,191,949 km (0.118 R)
• M30: 42,489,086 km (0.096 R)
• M31: 48,733,002 km (0.03 R)
• M32: 50,841,136 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.3

Radius: 6.8

Gravity: 15.38 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 7.28 AU - 7.52 AU

Year: 13206 Days

Day: 16.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 48,566,120 km

• M1: 87,216 km (0.095 R)
• M2: 424,858 km (0.043 R)
• M3: 871,108 km (0.109 R)
• M4: 1,890,767 km (0.076 R)
• M5: 2,277,927 km (0.057 R)
• M6: 2,716,697 km (0.091 R)
• M7: 3,707,334 km (0.083 R)
• M8: 4,722,954 km (0.065 R)
• M9: 5,156,489 km (0.077 R)
• M10: 9,270,879 km (0.072 R)
• M11: 10,220,527 km (0.109 R)
• M12: 12,812,310 km (0.1 R)
• M13: 13,067,673 km (0.075 R)
• M14: 13,522,900 km (0.081 R)
• M15: 14,123,535 km (0.058 R)
• M16: 20,009,463 km (0.084 R)
• M17: 26,100,789 km (0.078 R)
• M18: 27,030,989 km (0.1 R)
• M19: 32,133,623 km (0.038 R)
• M20: 32,962,395 km (0.07 R)
• M21: 34,662,724 km (0.094 R)
• M22: 35,786,055 km (0.097 R)
• M23: 37,581,528 km (0.107 R)
• M24: 40,385,890 km (0.041 R)
• M25: 44,776,288 km (0.105 R)
• M26: 45,661,160 km (0.081 R)
• M27: 46,257,606 km (0.088 R)
• M28: 49,161,750 km (0.103 R)
• M29: 57,207,572 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.8

Radius: 5

Gravity: 15.95 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.54 AU - 8.38 AU

Year: 13366 Days

Day: 16.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 48,566,120 km

• M1: 72,106 km (0.058 R)
• M2: 257,159 km (0.111 R)
• M3: 793,168 km (0.039 R)
• M4: 1,220,868 km (0.113 R)
• M5: 1,918,593 km (0.117 R)
• M6: 2,306,350 km (0.097 R)
• M7: 2,499,182 km (0.101 R)
• M8: 3,213,213 km (0.057 R)
• M9: 3,380,762 km (0.071 R)
• M10: 3,865,011 km (0.073 R)
• M11: 4,307,671 km (0.032 R)
• M12: 5,459,873 km (0.094 R)
• M13: 6,803,861 km (0.086 R)
• M14: 8,856,942 km (0.088 R)
• M15: 9,379,786 km (0.114 R)
• M16: 10,176,545 km (0.033 R)
• M17: 15,720,642 km (0.092 R)
• M18: 16,985,941 km (0.054 R)
• M19: 18,317,511 km (0.096 R)
• M20: 18,699,435 km (0.115 R)
• M21: 18,931,012 km (0.092 R)
• M22: 22,465,711 km (0.12 R)
• M23: 23,435,703 km (0.072 R)
• M24: 25,270,521 km (0.066 R)
• M25: 25,839,143 km (0.119 R)
• M26: 26,610,469 km (0.058 R)
• M27: 26,805,694 km (0.096 R)
• M28: 28,913,528 km (0.113 R)
• M29: 32,556,087 km (0.101 R)
• M30: 32,779,287 km (0.071 R)
• M31: 38,202,359 km (0.079 R)
• M32: 38,575,457 km (0.027 R)
• M33: 42,441,215 km (0.119 R)
• M34: 44,330,487 km (0.077 R)
• M35: 45,157,015 km (0.111 R)
• M36: 45,574,094 km (0.082 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: 516 - 13,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit