🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551

Radius: 11.3

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.89 AU - 1.07 AU

Year: 658 Days

Day: 6.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,176,177 km

• M1: 140,472 km (0.12 R)
• M2: 492,775 km (0.101 R)
• M3: 866,172 km (0.113 R)
• M4: 1,293,872 km (0.089 R)
• M5: 1,679,535 km (0.099 R)
• M6: 2,052,483 km (0.106 R)
• M7: 2,584,453 km (0.11 R)
• M8: 3,027,861 km (0.115 R)
• M9: 3,587,207 km (0.108 R)
• M10: 4,069,062 km (0.084 R)
• M11: 4,784,140 km (0.092 R)
• M12: 5,146,616 km (0.119 R)
• M13: 5,634,604 km (0.112 R)
• M14: 6,077,413 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.8

Radius: 13.6

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.06 AU - 1.14 AU

Year: 782 Days

Day: 13.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,176,177 km

• M1: 169,195 km (0.027 R)
• M2: 592,557 km (0.087 R)
• M3: 1,510,340 km (0.086 R)
• M4: 1,982,321 km (0.066 R)
• M5: 2,446,075 km (0.055 R)
• M6: 3,958,659 km (0.104 R)
• M7: 4,537,902 km (0.081 R)
• M8: 5,281,852 km (0.107 R)
• M9: 6,288,795 km (0.109 R)
• M10: 6,730,259 km (0.112 R)
• M11: 7,170,076 km (0.119 R)
• M12: 8,279,644 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852

Radius: 10.4

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.12 AU - 1.7 AU

Year: 1136 Days

Day: 14 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,176,177 km

• M1: 129,402 km (0.05 R)
• M2: 513,869 km (0.107 R)
• M3: 872,006 km (0.069 R)
• M4: 1,211,892 km (0.098 R)
• M5: 2,022,862 km (0.114 R)
• M6: 3,505,377 km (0.079 R)
• M7: 4,006,979 km (0.091 R)
• M8: 5,296,513 km (0.028 R)
• M9: 5,782,706 km (0.11 R)
• M10: 9,230,637 km (0.118 R)
• M11: 11,350,589 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.9

Radius: 9.2

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.08 AU - 3.24 AU

Year: 3810 Days

Day: 13.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,176,177 km

• M1: 114,442 km (0.099 R)
• M2: 404,812 km (0.085 R)
• M3: 1,310,029 km (0.1 R)
• M4: 2,119,203 km (0.095 R)
• M5: 2,405,983 km (0.119 R)
• M6: 3,760,442 km (0.112 R)
• M7: 4,161,065 km (0.113 R)
• M8: 4,714,427 km (0.096 R)
• M9: 5,315,960 km (0.09 R)
• M10: 5,792,729 km (0.107 R)
• M11: 6,767,658 km (0.072 R)
• M12: 8,769,577 km (0.09 R)
• M13: 9,276,265 km (0.093 R)
• M14: 10,305,498 km (0.083 R)
• M15: 10,650,471 km (0.071 R)
• M16: 11,731,914 km (0.117 R)
• M17: 18,070,824 km (0.091 R)
• M18: 19,869,440 km (0.101 R)
• M19: 21,155,981 km (0.069 R)
• M20: 21,573,509 km (0.107 R)
• M21: 25,819,246 km (0.116 R)
• M22: 26,376,349 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.2

Radius: 12.6

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.18 AU - 3.26 AU

Year: 3919 Days

Day: 13.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,176,177 km

• M1: 157,078 km (0.06 R)
• M2: 584,778 km (0.118 R)
• M3: 1,112,559 km (0.058 R)
• M4: 1,882,988 km (0.087 R)
• M5: 3,318,530 km (0.105 R)
• M6: 3,737,104 km (0.098 R)
• M7: 5,285,891 km (0.098 R)
• M8: 7,384,450 km (0.051 R)
• M9: 8,069,758 km (0.093 R)
• M10: 8,726,044 km (0.044 R)
• M11: 10,184,623 km (0.08 R)
• M12: 12,062,974 km (0.058 R)
• M13: 13,484,902 km (0.103 R)
• M14: 14,015,376 km (0.112 R)
• M15: 14,509,647 km (0.095 R)
• M16: 15,902,702 km (0.088 R)
• M17: 16,440,656 km (0.041 R)
• M18: 17,383,123 km (0.112 R)
• M19: 19,013,441 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 293.7

Radius: 3.3

Gravity: 26.97 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 7.84 AU - 7.9 AU

Year: 14975 Days

Day: 15.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,176,177 km

• M1: 40,990 km (0.11 R)
• M2: 238,309 km (0.101 R)
• M3: 380,876 km (0.04 R)
• M4: 678,277 km (0.101 R)
• M5: 1,112,410 km (0.07 R)
• M6: 1,532,481 km (0.089 R)
• M7: 2,998,540 km (0.102 R)
• M8: 5,984,962 km (0.054 R)
• M9: 6,348,036 km (0.108 R)
• M10: 8,980,211 km (0.069 R)
• M11: 10,508,203 km (0.103 R)
• M12: 11,251,854 km (0.119 R)
• M13: 11,636,470 km (0.087 R)
• M14: 11,747,921 km (0.109 R)
• M15: 15,908,836 km (0.068 R)
• M16: 21,536,259 km (0.05 R)
• M17: 24,423,947 km (0.046 R)
• M18: 24,790,611 km (0.108 R)
• M19: 31,924,186 km (0.102 R)
• M20: 32,915,870 km (0.039 R)
• M21: 39,426,220 km (0.099 R)
• M22: 41,339,726 km (0.103 R)
• M23: 46,043,831 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.9

Radius: 6.5

Gravity: 14.22 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.66 AU - 9.66 AU

Year: 17285 Days

Day: 21.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,176,177 km

• M1: 81,531 km (0.06 R)
• M2: 317,297 km (0.111 R)
• M3: 736,770 km (0.08 R)
• M4: 1,016,368 km (0.09 R)
• M5: 2,124,290 km (0.117 R)
• M6: 2,431,414 km (0.071 R)
• M7: 2,862,555 km (0.113 R)
• M8: 3,264,226 km (0.044 R)
• M9: 3,731,420 km (0.116 R)
• M10: 4,210,881 km (0.069 R)
• M11: 4,901,574 km (0.12 R)
• M12: 5,147,812 km (0.08 R)
• M13: 5,589,276 km (0.047 R)
• M14: 6,717,393 km (0.12 R)
• M15: 8,184,051 km (0.105 R)
• M16: 10,943,234 km (0.046 R)
• M17: 14,625,286 km (0.089 R)
• M18: 20,111,339 km (0.046 R)
• M19: 21,111,252 km (0.054 R)
• M20: 23,705,129 km (0.044 R)
• M21: 24,512,808 km (0.073 R)
• M22: 25,443,157 km (0.079 R)
• M23: 28,487,773 km (0.1 R)
• M24: 33,623,169 km (0.07 R)
• M25: 39,342,894 km (0.026 R)
• M26: 39,905,681 km (0.06 R)
• M27: 41,047,561 km (0.093 R)
• M28: 42,949,399 km (0.106 R)
• M29: 43,396,398 km (0.104 R)
• M30: 59,580,643 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.4

Radius: 7.5

Gravity: 11.35 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.63 AU - 9.05 AU

Year: 17827 Days

Day: 19 Hours

Environment

Temp: -229 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,176,177 km

• M1: 93,349 km (0.113 R)
• M2: 374,892 km (0.097 R)
• M3: 748,289 km (0.117 R)
• M4: 2,024,508 km (0.098 R)
• M5: 3,463,640 km (0.096 R)
• M6: 7,004,920 km (0.093 R)
• M7: 7,460,595 km (0.096 R)
• M8: 7,984,338 km (0.118 R)
• M9: 9,052,018 km (0.118 R)
• M10: 10,327,489 km (0.118 R)
• M11: 14,719,982 km (0.114 R)
• M12: 19,058,918 km (0.089 R)
• M13: 28,978,155 km (0.087 R)
• M14: 33,857,439 km (0.069 R)
• M15: 34,244,000 km (0.117 R)
• M16: 35,289,390 km (0.067 R)
• M17: 37,443,749 km (0.099 R)
• M18: 37,719,009 km (0.119 R)
• M19: 47,259,463 km (0.109 R)
• M20: 51,046,384 km (0.064 R)
• M21: 51,724,960 km (0.047 R)
• M22: 55,565,287 km (0.04 R)
• M23: 57,921,603 km (0.093 R)
• M24: 58,474,816 km (0.05 R)
• M25: 62,252,312 km (0.075 R)
• M26: 67,199,064 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892

Radius: 4.7

Gravity: 40.38 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.57 AU - 9.85 AU

Year: 18957 Days

Day: 18.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,176,177 km

• M1: 58,493 km (0.117 R)
• M2: 351,106 km (0.063 R)
• M3: 517,908 km (0.119 R)
• M4: 832,662 km (0.107 R)
• M5: 2,733,303 km (0.082 R)
• M6: 2,963,833 km (0.065 R)
• M7: 6,295,976 km (0.118 R)
• M8: 6,517,680 km (0.104 R)
• M9: 6,976,646 km (0.116 R)
• M10: 8,590,658 km (0.112 R)
• M11: 8,808,472 km (0.065 R)
• M12: 9,426,611 km (0.098 R)
• M13: 10,376,557 km (0.046 R)
• M14: 12,604,219 km (0.05 R)
• M15: 13,754,926 km (0.103 R)
• M16: 19,152,716 km (0.065 R)
• M17: 19,338,068 km (0.05 R)
• M18: 20,091,592 km (0.108 R)
• M19: 21,159,422 km (0.037 R)
• M20: 22,162,476 km (0.115 R)
• M21: 28,012,650 km (0.063 R)
• M22: 28,854,736 km (0.095 R)
• M23: 33,858,187 km (0.066 R)
• M24: 34,675,889 km (0.037 R)
• M25: 40,618,963 km (0.103 R)
• M26: 44,882,353 km (0.05 R)
• M27: 49,958,658 km (0.079 R)
• M28: 52,453,202 km (0.075 R)
• M29: 52,816,276 km (0.105 R)
• M30: 53,180,846 km (0.117 R)
• M31: 54,656,480 km (0.047 R)
• M32: 60,831,730 km (0.112 R)
• M33: 67,028,672 km (0.115 R)
• M34: 79,457,263 km (0.059 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 11,235 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit