🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.8

Radius: 9.4

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.05 AU - 1.33 AU

Year: 880 Days

Day: 9.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,195,815 km

• M1: 117,285 km (0.079 R)
• M2: 426,354 km (0.099 R)
• M3: 788,979 km (0.09 R)
• M4: 1,089,372 km (0.113 R)
• M5: 1,416,991 km (0.044 R)
• M6: 1,825,992 km (0.028 R)
• M7: 2,147,178 km (0.11 R)
• M8: 2,602,255 km (0.093 R)
• M9: 3,719,003 km (0.086 R)
• M10: 4,974,877 km (0.09 R)
• M11: 5,412,900 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.9

Radius: 12.7

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.43 AU - 2.07 AU

Year: 1570 Days

Day: 10.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 73,195,815 km

• M1: 159,023 km (0.104 R)
• M2: 1,022,352 km (0.114 R)
• M3: 1,844,542 km (0.112 R)
• M4: 2,305,602 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.2

Radius: 13.8

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.11 AU - 3.21 AU

Year: 2942 Days

Day: 12.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,195,815 km

• M1: 171,589 km (0.109 R)
• M2: 759,658 km (0.064 R)
• M3: 1,272,031 km (0.028 R)
• M4: 1,741,319 km (0.096 R)
• M5: 2,700,840 km (0.097 R)
• M6: 3,237,597 km (0.08 R)
• M7: 4,551,066 km (0.12 R)
• M8: 5,216,478 km (0.098 R)
• M9: 6,742,825 km (0.058 R)
• M10: 7,417,810 km (0.062 R)
• M11: 7,969,976 km (0.078 R)
• M12: 8,796,355 km (0.079 R)
• M13: 9,986,107 km (0.099 R)
• M14: 10,458,986 km (0.057 R)
• M15: 12,188,935 km (0.114 R)
• M16: 12,683,955 km (0.107 R)
• M17: 14,800,017 km (0.119 R)
• M18: 17,142,121 km (0.076 R)
• M19: 17,650,006 km (0.095 R)
• M20: 18,168,063 km (0.045 R)
• M21: 19,844,906 km (0.073 R)
• M22: 21,557,352 km (0.078 R)
• M23: 22,617,702 km (0.112 R)

Asteroid Belt

Center: 3.12 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.4

Radius: 8.3

Gravity: 11.84 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.81 AU - 4.33 AU

Year: 4575 Days

Day: 12 Hours

Environment

Temp: -218 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,195,815 km

• M1: 103,372 km (0.058 R)
• M2: 369,806 km (0.045 R)
• M3: 1,613,413 km (0.106 R)
• M4: 1,998,179 km (0.082 R)
• M5: 2,560,368 km (0.047 R)
• M6: 3,164,593 km (0.115 R)
• M7: 3,704,941 km (0.109 R)
• M8: 3,974,367 km (0.098 R)
• M9: 4,232,872 km (0.086 R)
• M10: 5,410,357 km (0.047 R)
• M11: 5,847,482 km (0.085 R)
• M12: 6,339,659 km (0.052 R)
• M13: 7,336,579 km (0.083 R)
• M14: 10,635,810 km (0.099 R)
• M15: 14,312,776 km (0.094 R)
• M16: 15,206,474 km (0.079 R)
• M17: 15,493,103 km (0.118 R)
• M18: 16,615,985 km (0.061 R)
• M19: 18,368,075 km (0.091 R)
• M20: 21,725,052 km (0.102 R)
• M21: 26,614,060 km (0.075 R)
• M22: 29,357,385 km (0.109 R)
• M23: 29,713,129 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171

Radius: 14

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.55 AU - 4.23 AU

Year: 5204 Days

Day: 5.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,195,815 km

• M1: 186,848 km (0.106 R)
• M2: 655,837 km (0.098 R)
• M3: 1,488,499 km (0.044 R)
• M4: 1,961,228 km (0.108 R)
• M5: 3,071,543 km (0.055 R)
• M6: 3,720,349 km (0.04 R)
• M7: 5,737,677 km (0.098 R)
• M8: 8,111,645 km (0.066 R)
• M9: 9,571,122 km (0.113 R)
• M10: 10,306,844 km (0.061 R)
• M11: 14,423,180 km (0.094 R)
• M12: 15,096,220 km (0.054 R)
• M13: 15,589,744 km (0.079 R)
• M14: 16,505,283 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.3

Radius: 9.6

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.71 AU - 5.97 AU

Year: 7222 Days

Day: 8.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,195,815 km

• M1: 125,363 km (0.119 R)
• M2: 603,927 km (0.064 R)
• M3: 1,130,362 km (0.116 R)
• M4: 1,840,203 km (0.056 R)
• M5: 2,432,611 km (0.098 R)
• M6: 3,520,038 km (0.086 R)
• M7: 4,147,152 km (0.083 R)
• M8: 5,019,308 km (0.081 R)
• M9: 5,592,268 km (0.1 R)
• M10: 7,730,171 km (0.102 R)
• M11: 8,370,749 km (0.075 R)
• M12: 12,116,829 km (0.102 R)
• M13: 15,445,382 km (0.088 R)
• M14: 16,396,375 km (0.057 R)
• M15: 16,787,574 km (0.11 R)
• M16: 20,368,348 km (0.116 R)
• M17: 23,264,414 km (0.036 R)
• M18: 29,092,597 km (0.097 R)
• M19: 32,138,410 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.1

Radius: 14.1

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.09 AU - 6.43 AU

Year: 8182 Days

Day: 14.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,195,815 km

• M1: 177,573 km (0.095 R)
• M2: 676,781 km (0.119 R)
• M3: 1,194,389 km (0.118 R)
• M4: 1,920,837 km (0.055 R)
• M5: 2,867,791 km (0.082 R)
• M6: 4,054,551 km (0.104 R)
• M7: 5,013,473 km (0.109 R)
• M8: 5,844,789 km (0.072 R)
• M9: 7,262,378 km (0.1 R)
• M10: 10,315,521 km (0.118 R)
• M11: 10,922,889 km (0.097 R)
• M12: 12,659,570 km (0.071 R)
• M13: 13,956,135 km (0.08 R)
• M14: 15,469,766 km (0.073 R)
• M15: 16,951,084 km (0.119 R)
• M16: 18,013,977 km (0.11 R)
• M17: 27,786,757 km (0.112 R)
• M18: 31,735,243 km (0.091 R)
• M19: 32,696,859 km (0.061 R)
• M20: 34,903,577 km (0.117 R)
• M21: 35,470,403 km (0.103 R)
• M22: 36,972,964 km (0.109 R)
• M23: 39,122,835 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.3

Radius: 13.2

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.81 AU - 5.87 AU

Year: 8370 Days

Day: 7 Hours

Environment

Temp: -224 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,195,815 km

• M1: 168,896 km (0.114 R)
• M2: 920,177 km (0.115 R)
• M3: 1,336,059 km (0.119 R)
• M4: 1,896,452 km (0.051 R)
• M5: 3,044,167 km (0.054 R)
• M6: 4,235,415 km (0.073 R)
• M7: 5,401,979 km (0.061 R)
• M8: 5,911,509 km (0.068 R)
• M9: 6,558,371 km (0.088 R)
• M10: 7,214,357 km (0.088 R)
• M11: 8,446,595 km (0.062 R)
• M12: 10,576,121 km (0.117 R)
• M13: 16,987,586 km (0.067 R)
• M14: 19,524,766 km (0.105 R)
• M15: 23,287,601 km (0.108 R)
• M16: 28,448,578 km (0.107 R)
• M17: 33,048,563 km (0.104 R)
• M18: 34,649,859 km (0.109 R)
• M19: 35,085,488 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.6

Radius: 7.5

Gravity: 11.02 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.42 AU - 7.84 AU

Year: 12913 Days

Day: 16.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,195,815 km

• M1: 95,144 km (0.113 R)
• M2: 387,309 km (0.061 R)
• M3: 778,507 km (0.093 R)
• M4: 1,091,616 km (0.11 R)
• M5: 1,377,048 km (0.112 R)
• M6: 2,193,554 km (0.085 R)
• M7: 3,424,146 km (0.071 R)
• M8: 4,129,948 km (0.097 R)
• M9: 5,504,753 km (0.117 R)
• M10: 7,898,768 km (0.076 R)
• M11: 10,855,869 km (0.069 R)
• M12: 11,946,587 km (0.11 R)
• M13: 12,672,136 km (0.065 R)
• M14: 13,108,663 km (0.118 R)
• M15: 13,362,680 km (0.055 R)
• M16: 14,277,471 km (0.095 R)
• M17: 14,614,066 km (0.056 R)
• M18: 16,231,369 km (0.113 R)
• M19: 16,524,282 km (0.102 R)
• M20: 20,746,981 km (0.12 R)
• M21: 24,182,795 km (0.032 R)
• M22: 24,565,167 km (0.08 R)
• M23: 24,854,489 km (0.078 R)
• M24: 33,438,714 km (0.095 R)
• M25: 34,152,446 km (0.118 R)
• M26: 37,362,667 km (0.112 R)
• M27: 41,719,854 km (0.066 R)
• M28: 47,143,076 km (0.113 R)
• M29: 49,714,364 km (0.071 R)
• M30: 53,501,434 km (0.085 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 972.3

Radius: 4.3

Gravity: 52.59 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.08 AU - 9.26 AU

Year: 15839 Days

Day: 21.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,195,815 km

• M1: 61,036 km (0.083 R)
• M2: 262,843 km (0.034 R)
• M3: 571,165 km (0.056 R)
• M4: 1,155,644 km (0.072 R)
• M5: 1,309,580 km (0.084 R)
• M6: 2,008,651 km (0.06 R)
• M7: 2,211,505 km (0.079 R)
• M8: 2,427,824 km (0.098 R)
• M9: 2,564,257 km (0.051 R)
• M10: 3,669,037 km (0.12 R)
• M11: 3,941,605 km (0.087 R)
• M12: 4,595,497 km (0.08 R)
• M13: 7,550,803 km (0.028 R)
• M14: 10,457,041 km (0.114 R)
• M15: 15,852,288 km (0.098 R)
• M16: 16,492,567 km (0.086 R)
• M17: 17,067,023 km (0.109 R)
• M18: 17,317,150 km (0.12 R)
• M19: 18,429,710 km (0.113 R)
• M20: 19,048,147 km (0.095 R)
• M21: 25,901,525 km (0.088 R)
• M22: 34,100,087 km (0.117 R)
• M23: 36,527,910 km (0.092 R)
• M24: 37,222,194 km (0.06 R)
• M25: 55,171,396 km (0.115 R)
• M26: 59,457,225 km (0.101 R)
• M27: 62,962,153 km (0.112 R)
• M28: 70,380,113 km (0.08 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 12,626 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit