🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.2

Radius: 9.7

Gravity: 8.93 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.66 AU - 0.9 AU

Year: 459 Days

Day: 14.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,563,138 km

• M1: 120,725 km (0.045 R)
• M2: 518,805 km (0.073 R)
• M3: 947,703 km (0.103 R)
• M4: 1,279,660 km (0.104 R)
• M5: 1,743,862 km (0.119 R)
• M6: 2,125,337 km (0.069 R)
• M7: 2,759,931 km (0.073 R)
• M8: 3,163,097 km (0.115 R)
• M9: 3,936,219 km (0.047 R)
• M10: 4,331,158 km (0.105 R)
• M11: 4,690,641 km (0.048 R)
• M12: 5,151,552 km (0.029 R)
• M13: 5,890,416 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921

Radius: 11.8

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.77 AU - 0.99 AU

Year: 550 Days

Day: 7.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 129.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,563,138 km

• M1: 152,291 km (0.106 R)
• M2: 545,883 km (0.073 R)
• M3: 1,030,131 km (0.048 R)
• M4: 1,566,888 km (0.08 R)
• M5: 2,415,258 km (0.076 R)
• M6: 3,165,042 km (0.108 R)
• M7: 3,574,940 km (0.091 R)
• M8: 4,167,049 km (0.057 R)
• M9: 5,211,840 km (0.06 R)
• M10: 5,786,745 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.6

Radius: 12.4

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.88 AU - 1.16 AU

Year: 687 Days

Day: 7.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,563,138 km

• M1: 154,235 km (0.112 R)
• M2: 541,544 km (0.1 R)
• M3: 931,097 km (0.075 R)
• M4: 1,355,207 km (0.055 R)
• M5: 1,856,510 km (0.045 R)
• M6: 2,705,178 km (0.075 R)
• M7: 3,117,919 km (0.118 R)
• M8: 3,734,112 km (0.103 R)
• M9: 4,234,817 km (0.11 R)
• M10: 4,690,940 km (0.057 R)
• M11: 5,148,411 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.6

Radius: 14

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.46 AU - 2.42 AU

Year: 1802 Days

Day: 8 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,563,138 km

• M1: 174,282 km (0.05 R)
• M2: 750,682 km (0.083 R)
• M3: 1,342,641 km (0.107 R)
• M4: 2,858,666 km (0.106 R)
• M5: 3,673,825 km (0.094 R)
• M6: 6,319,313 km (0.076 R)
• M7: 6,878,510 km (0.111 R)
• M8: 7,675,418 km (0.101 R)
• M9: 9,150,752 km (0.082 R)
• M10: 10,882,647 km (0.032 R)
• M11: 11,338,322 km (0.068 R)
• M12: 15,936,362 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.8

Radius: 8.6

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.13 AU - 2.15 AU

Year: 2088 Days

Day: 5.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,563,138 km

• M1: 108,309 km (0.105 R)
• M2: 429,795 km (0.104 R)
• M3: 1,200,822 km (0.053 R)
• M4: 1,817,465 km (0.107 R)
• M5: 2,090,181 km (0.049 R)
• M6: 2,529,999 km (0.114 R)
• M7: 3,244,927 km (0.101 R)
• M8: 3,705,240 km (0.115 R)
• M9: 4,583,080 km (0.034 R)
• M10: 5,841,946 km (0.12 R)
• M11: 6,282,213 km (0.113 R)
• M12: 7,026,911 km (0.104 R)
• M13: 7,984,338 km (0.117 R)
• M14: 8,658,276 km (0.065 R)
• M15: 9,060,096 km (0.025 R)
• M16: 9,686,163 km (0.103 R)
• M17: 10,266,453 km (0.091 R)
• M18: 14,339,554 km (0.059 R)
• M19: 14,666,276 km (0.098 R)
• M20: 15,923,197 km (0.094 R)
• M21: 17,566,979 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.2

Radius: 11.5

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.26 AU - 4.06 AU

Year: 4669 Days

Day: 7.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,563,138 km

• M1: 143,165 km (0.108 R)
• M2: 569,070 km (0.057 R)
• M3: 956,978 km (0.083 R)
• M4: 1,406,669 km (0.112 R)
• M5: 3,367,298 km (0.099 R)
• M6: 3,808,313 km (0.112 R)
• M7: 4,193,378 km (0.098 R)
• M8: 4,730,584 km (0.082 R)
• M9: 5,149,907 km (0.09 R)
• M10: 6,527,254 km (0.094 R)
• M11: 7,387,741 km (0.061 R)
• M12: 10,252,241 km (0.079 R)
• M13: 13,734,281 km (0.053 R)
• M14: 17,193,283 km (0.103 R)
• M15: 18,315,716 km (0.044 R)
• M16: 19,156,307 km (0.078 R)
• M17: 21,976,376 km (0.098 R)
• M18: 24,361,714 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.9

Radius: 6.4

Gravity: 24.24 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.93 AU - 6.75 AU

Year: 9411 Days

Day: 16.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,563,138 km

• M1: 79,885 km (0.027 R)
• M2: 447,746 km (0.062 R)
• M3: 737,518 km (0.116 R)
• M4: 1,442,273 km (0.116 R)
• M5: 1,898,397 km (0.046 R)
• M6: 2,387,133 km (0.106 R)
• M7: 2,735,846 km (0.094 R)
• M8: 3,612,340 km (0.096 R)
• M9: 4,663,265 km (0.089 R)
• M10: 5,142,726 km (0.109 R)
• M11: 6,199,336 km (0.085 R)
• M12: 7,823,669 km (0.077 R)
• M13: 11,484,479 km (0.039 R)
• M14: 13,398,284 km (0.111 R)
• M15: 14,763,814 km (0.043 R)
• M16: 15,102,204 km (0.118 R)
• M17: 15,935,315 km (0.089 R)
• M18: 16,725,491 km (0.099 R)
• M19: 20,817,890 km (0.051 R)
• M20: 21,329,216 km (0.081 R)
• M21: 27,928,576 km (0.093 R)
• M22: 29,714,475 km (0.087 R)
• M23: 32,705,386 km (0.025 R)
• M24: 33,512,317 km (0.051 R)
• M25: 34,569,375 km (0.089 R)
• M26: 41,114,731 km (0.039 R)
• M27: 44,396,010 km (0.045 R)
• M28: 48,143,288 km (0.101 R)
• M29: 50,857,591 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.3

Radius: 7.1

Gravity: 16.89 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.25 AU - 6.49 AU

Year: 9484 Days

Day: 22.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,563,138 km

• M1: 90,357 km (0.041 R)
• M2: 397,631 km (0.107 R)
• M3: 1,012,329 km (0.115 R)
• M4: 1,715,439 km (0.102 R)
• M5: 2,181,137 km (0.055 R)
• M6: 2,900,104 km (0.085 R)
• M7: 3,218,897 km (0.103 R)
• M8: 3,873,388 km (0.053 R)
• M9: 4,735,072 km (0.094 R)
• M10: 5,016,914 km (0.106 R)
• M11: 5,309,976 km (0.042 R)
• M12: 5,545,743 km (0.085 R)
• M13: 6,038,368 km (0.105 R)
• M14: 8,949,842 km (0.106 R)
• M15: 9,727,003 km (0.101 R)
• M16: 10,390,919 km (0.044 R)
• M17: 16,543,430 km (0.117 R)
• M18: 17,786,289 km (0.108 R)
• M19: 21,800,748 km (0.102 R)
• M20: 22,494,583 km (0.1 R)
• M21: 23,203,079 km (0.098 R)
• M22: 23,653,368 km (0.052 R)
• M23: 24,571,301 km (0.059 R)
• M24: 31,453,252 km (0.116 R)
• M25: 32,227,271 km (0.079 R)
• M26: 38,253,672 km (0.048 R)
• M27: 41,201,498 km (0.113 R)
• M28: 44,573,434 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183.3

Radius: 6.8

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.87 AU - 8.13 AU

Year: 12350 Days

Day: 16.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,563,138 km

• M1: 84,523 km (0.045 R)
• M2: 587,321 km (0.054 R)
• M3: 3,338,426 km (0.114 R)
• M4: 4,845,475 km (0.115 R)
• M5: 5,335,558 km (0.045 R)
• M6: 5,701,025 km (0.03 R)
• M7: 7,406,740 km (0.034 R)
• M8: 7,978,503 km (0.105 R)
• M9: 10,282,310 km (0.028 R)
• M10: 12,941,712 km (0.064 R)
• M11: 14,575,171 km (0.097 R)
• M12: 15,471,861 km (0.074 R)
• M13: 16,659,817 km (0.093 R)
• M14: 17,047,276 km (0.108 R)
• M15: 18,177,787 km (0.111 R)
• M16: 18,935,350 km (0.088 R)
• M17: 20,002,133 km (0.043 R)
• M18: 22,724,964 km (0.116 R)
• M19: 24,922,407 km (0.117 R)
• M20: 25,856,945 km (0.115 R)
• M21: 26,376,349 km (0.113 R)
• M22: 28,800,432 km (0.075 R)
• M23: 30,496,573 km (0.101 R)
• M24: 32,558,331 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.7

Radius: 5.8

Gravity: 19.25 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.94 AU - 9.56 AU

Year: 18760 Days

Day: 19.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,563,138 km

• M1: 72,106 km (0.116 R)
• M2: 290,070 km (0.035 R)
• M3: 762,949 km (0.058 R)
• M4: 1,727,107 km (0.05 R)
• M5: 2,808,251 km (0.104 R)
• M6: 7,167,832 km (0.105 R)
• M7: 12,898,029 km (0.081 R)
• M8: 14,384,733 km (0.093 R)
• M9: 18,463,818 km (0.09 R)
• M10: 25,443,905 km (0.112 R)
• M11: 32,583,164 km (0.067 R)
• M12: 33,738,060 km (0.067 R)
• M13: 38,489,139 km (0.037 R)
• M14: 40,361,655 km (0.038 R)
• M15: 45,227,924 km (0.043 R)
• M16: 48,294,681 km (0.068 R)
• M17: 48,625,292 km (0.113 R)
• M18: 53,238,441 km (0.099 R)
• M19: 56,287,695 km (0.108 R)
• M20: 61,560,571 km (0.088 R)
• M21: 64,316,313 km (0.102 R)
• M22: 68,811,131 km (0.059 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: 260 - 20,253 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit