🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.1

Radius: 10.8

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.63 AU - 1.01 AU

Year: 513 Days

Day: 6.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 69,056,046 km

• M1: 134,339 km (0.102 R)
• M2: 475,123 km (0.107 R)
• M3: 838,346 km (0.091 R)
• M4: 1,174,194 km (0.08 R)
• M5: 1,709,904 km (0.112 R)
• M6: 2,078,962 km (0.084 R)
• M7: 3,309,254 km (0.078 R)
• M8: 3,720,499 km (0.077 R)
• M9: 4,282,389 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.5

Radius: 9.3

Gravity: 10.03 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.68 AU - 1.02 AU

Year: 541 Days

Day: 7.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,056,046 km

• M1: 115,639 km (0.11 R)
• M2: 597,195 km (0.106 R)
• M3: 918,082 km (0.053 R)
• M4: 1,227,451 km (0.116 R)
• M5: 1,562,550 km (0.077 R)
• M6: 2,065,947 km (0.111 R)
• M7: 2,524,763 km (0.079 R)
• M8: 2,909,679 km (0.117 R)
• M9: 3,554,146 km (0.061 R)
• M10: 3,868,152 km (0.115 R)
• M11: 4,275,657 km (0.062 R)
• M12: 4,568,270 km (0.118 R)
• M13: 4,957,075 km (0.061 R)
• M14: 6,007,850 km (0.11 R)
• M15: 7,051,296 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.9

Radius: 13

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.54 AU - 1.84 AU

Year: 1516 Days

Day: 11 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,056,046 km

• M1: 161,715 km (0.095 R)
• M2: 632,051 km (0.099 R)
• M3: 1,037,611 km (0.095 R)
• M4: 1,636,002 km (0.102 R)
• M5: 2,051,884 km (0.076 R)
• M6: 3,454,065 km (0.057 R)
• M7: 4,101,525 km (0.093 R)
• M8: 4,559,594 km (0.091 R)
• M9: 5,223,808 km (0.071 R)
• M10: 5,763,707 km (0.089 R)
• M11: 7,736,155 km (0.041 R)
• M12: 8,226,537 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.6

Radius: 10

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.39 AU - 3.03 AU

Year: 3079 Days

Day: 7.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,056,046 km

• M1: 125,662 km (0.104 R)
• M2: 481,855 km (0.079 R)
• M3: 942,616 km (0.081 R)
• M4: 1,412,653 km (0.082 R)
• M5: 1,756,578 km (0.104 R)
• M6: 3,085,007 km (0.06 R)
• M7: 3,623,560 km (0.061 R)
• M8: 4,388,304 km (0.102 R)
• M9: 4,969,043 km (0.066 R)
• M10: 5,688,309 km (0.094 R)
• M11: 6,096,412 km (0.101 R)
• M12: 7,176,808 km (0.09 R)
• M13: 8,011,415 km (0.079 R)
• M14: 8,612,798 km (0.058 R)
• M15: 10,699,988 km (0.118 R)
• M16: 11,358,667 km (0.025 R)
• M17: 12,154,827 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.3

Radius: 8.5

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.4 AU - 3.74 AU

Year: 3713 Days

Day: 10.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,056,046 km

• M1: 107,112 km (0.091 R)
• M2: 414,685 km (0.081 R)
• M3: 714,629 km (0.039 R)
• M4: 1,087,427 km (0.117 R)
• M5: 1,408,763 km (0.118 R)
• M6: 2,124,140 km (0.038 R)
• M7: 3,173,120 km (0.056 R)
• M8: 3,677,864 km (0.104 R)
• M9: 5,540,806 km (0.079 R)
• M10: 6,636,461 km (0.073 R)
• M11: 7,840,724 km (0.11 R)
• M12: 10,138,248 km (0.115 R)
• M13: 11,651,879 km (0.112 R)
• M14: 13,268,284 km (0.051 R)
• M15: 13,737,722 km (0.081 R)
• M16: 15,166,831 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.4

Radius: 12.9

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.74 AU - 3.48 AU

Year: 3786 Days

Day: 11.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 72.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,056,046 km

• M1: 160,519 km (0.068 R)
• M2: 613,351 km (0.089 R)
• M3: 1,062,743 km (0.106 R)
• M4: 2,346,742 km (0.084 R)
• M5: 2,954,259 km (0.106 R)
• M6: 5,051,471 km (0.06 R)
• M7: 5,479,770 km (0.044 R)
• M8: 6,792,641 km (0.088 R)
• M9: 8,725,595 km (0.112 R)
• M10: 9,954,542 km (0.113 R)
• M11: 10,877,112 km (0.109 R)
• M12: 12,708,040 km (0.11 R)
• M13: 13,988,747 km (0.095 R)
• M14: 14,838,314 km (0.091 R)
• M15: 16,420,909 km (0.117 R)
• M16: 17,084,526 km (0.118 R)
• M17: 18,347,580 km (0.077 R)
• M18: 19,981,638 km (0.111 R)
• M19: 21,253,220 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.2

Radius: 10.8

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.46 AU - 3.68 AU

Year: 4656 Days

Day: 6.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,056,046 km

• M1: 134,488 km (0.054 R)
• M2: 544,686 km (0.037 R)
• M3: 921,672 km (0.088 R)
• M4: 1,333,964 km (0.092 R)
• M5: 1,802,056 km (0.109 R)
• M6: 2,544,959 km (0.095 R)
• M7: 3,172,672 km (0.1 R)
• M8: 3,877,876 km (0.036 R)
• M9: 4,231,525 km (0.093 R)
• M10: 4,763,196 km (0.115 R)
• M11: 6,084,145 km (0.116 R)
• M12: 7,312,793 km (0.063 R)
• M13: 8,581,233 km (0.059 R)
• M14: 9,226,598 km (0.069 R)
• M15: 10,478,583 km (0.064 R)
• M16: 12,236,208 km (0.065 R)
• M17: 14,072,223 km (0.1 R)
• M18: 15,142,446 km (0.074 R)
• M19: 16,387,549 km (0.059 R)
• M20: 19,556,481 km (0.06 R)
• M21: 20,603,068 km (0.085 R)
• M22: 21,248,582 km (0.11 R)
• M23: 21,686,455 km (0.071 R)
• M24: 25,737,266 km (0.105 R)
• M25: 27,249,551 km (0.12 R)
• M26: 28,027,460 km (0.082 R)
• M27: 28,554,344 km (0.105 R)
• M28: 31,476,290 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.7

Radius: 5.7

Gravity: 23.11 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 6.9 AU - 7.18 AU

Year: 12893 Days

Day: 23.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,056,046 km

• M1: 70,909 km (0.068 R)
• M2: 301,589 km (0.064 R)
• M3: 628,012 km (0.093 R)
• M4: 849,267 km (0.096 R)
• M5: 1,134,550 km (0.083 R)
• M6: 1,556,715 km (0.105 R)
• M7: 1,779,317 km (0.058 R)
• M8: 2,288,847 km (0.118 R)
• M9: 3,330,348 km (0.039 R)
• M10: 3,512,708 km (0.079 R)
• M11: 4,655,187 km (0.046 R)
• M12: 5,434,741 km (0.116 R)
• M13: 6,618,509 km (0.111 R)
• M14: 7,379,813 km (0.042 R)
• M15: 10,175,348 km (0.065 R)
• M16: 10,899,402 km (0.062 R)
• M17: 12,387,601 km (0.084 R)
• M18: 13,277,709 km (0.104 R)
• M19: 13,671,899 km (0.082 R)
• M20: 15,255,692 km (0.109 R)
• M21: 16,352,094 km (0.103 R)
• M22: 19,195,950 km (0.073 R)
• M23: 19,531,049 km (0.095 R)
• M24: 20,299,085 km (0.119 R)
• M25: 21,623,624 km (0.112 R)
• M26: 26,248,442 km (0.08 R)
• M27: 32,428,480 km (0.086 R)
• M28: 32,784,373 km (0.069 R)
• M29: 34,603,633 km (0.118 R)
• M30: 46,198,665 km (0.039 R)
• M31: 47,102,984 km (0.047 R)
• M32: 48,947,227 km (0.1 R)
• M33: 49,729,623 km (0.111 R)
• M34: 54,099,377 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.8

Radius: 3.1

Gravity: 73.76 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.46 AU - 8.74 AU

Year: 13059 Days

Day: 17.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 69,056,046 km

• M1: 48,769 km (0.111 R)
• M2: 151,543 km (0.103 R)
• M3: 249,978 km (0.112 R)
• M4: 359,484 km (0.085 R)
• M5: 501,602 km (0.12 R)
• M6: 621,878 km (0.087 R)
• M7: 752,028 km (0.058 R)
• M8: 1,524,552 km (0.09 R)
• M9: 2,043,956 km (0.052 R)
• M10: 2,214,647 km (0.109 R)
• M11: 2,541,668 km (0.05 R)
• M12: 2,761,726 km (0.051 R)
• M13: 2,899,805 km (0.111 R)
• M14: 3,140,059 km (0.077 R)
• M15: 3,239,841 km (0.055 R)
• M16: 5,563,246 km (0.109 R)
• M17: 6,440,039 km (0.118 R)
• M18: 7,807,513 km (0.11 R)
• M19: 9,203,859 km (0.045 R)
• M20: 12,604,069 km (0.078 R)
• M21: 13,048,225 km (0.091 R)
• M22: 13,568,527 km (0.107 R)
• M23: 14,238,127 km (0.1 R)
• M24: 14,443,375 km (0.034 R)
• M25: 18,480,872 km (0.081 R)
• M26: 20,843,322 km (0.109 R)
• M27: 22,834,918 km (0.103 R)
• M28: 24,069,549 km (0.082 R)
• M29: 24,458,205 km (0.098 R)
• M30: 27,507,308 km (0.096 R)
• M31: 29,786,133 km (0.095 R)
• M32: 31,836,970 km (0.08 R)
• M33: 32,777,941 km (0.07 R)
• M34: 35,460,978 km (0.101 R)
• M35: 36,344,354 km (0.097 R)
• M36: 40,024,910 km (0.107 R)
• M37: 41,258,644 km (0.104 R)
• M38: 42,376,439 km (0.094 R)
• M39: 42,800,699 km (0.089 R)
• M40: 44,380,752 km (0.082 R)
• M41: 45,702,149 km (0.088 R)
• M42: 47,962,424 km (0.12 R)
• M43: 52,541,166 km (0.066 R)
• M44: 56,202,873 km (0.07 R)
• M45: 57,922,052 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.7

Radius: 6.4

Gravity: 12.13 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 9.23 AU - 9.83 AU

Year: 20307 Days

Day: 19.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 69,056,046 km

• M1: 79,586 km (0.106 R)
• M2: 285,582 km (0.091 R)
• M3: 897,138 km (0.082 R)
• M4: 1,577,659 km (0.104 R)
• M5: 1,960,630 km (0.082 R)
• M6: 2,491,403 km (0.108 R)
• M7: 3,717,058 km (0.099 R)
• M8: 4,046,622 km (0.112 R)
• M9: 4,266,382 km (0.091 R)
• M10: 5,081,241 km (0.118 R)
• M11: 6,157,897 km (0.034 R)
• M12: 7,059,673 km (0.071 R)
• M13: 8,294,304 km (0.08 R)
• M14: 9,068,922 km (0.03 R)
• M15: 9,834,265 km (0.116 R)
• M16: 10,523,911 km (0.074 R)
• M17: 12,257,900 km (0.103 R)
• M18: 12,652,988 km (0.106 R)
• M19: 16,202,497 km (0.091 R)
• M20: 18,588,433 km (0.091 R)
• M21: 18,934,902 km (0.089 R)
• M22: 22,739,026 km (0.102 R)
• M23: 23,335,173 km (0.094 R)
• M24: 25,932,342 km (0.107 R)
• M25: 27,467,815 km (0.063 R)
• M26: 29,647,156 km (0.11 R)
• M27: 29,883,072 km (0.08 R)
• M28: 30,598,300 km (0.102 R)
• M29: 30,839,152 km (0.107 R)
• M30: 37,145,301 km (0.089 R)
• M31: 40,236,442 km (0.091 R)
• M32: 42,439,719 km (0.111 R)
• M33: 50,196,070 km (0.095 R)
• M34: 52,746,713 km (0.042 R)
• M35: 53,093,182 km (0.11 R)
• M36: 56,460,929 km (0.087 R)
• M37: 59,405,165 km (0.046 R)
• M38: 60,157,044 km (0.089 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 17,172 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit