🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.2

Radius: 13.7

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.02 AU - 1.4 AU

Year: 888 Days

Day: 8.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 95,534,184 km

• M1: 170,392 km (0.11 R)
• M2: 600,785 km (0.067 R)
• M3: 1,205,908 km (0.096 R)
• M4: 1,728,454 km (0.091 R)
• M5: 2,548,101 km (0.12 R)
• M6: 3,048,206 km (0.03 R)
• M7: 3,584,814 km (0.04 R)
• M8: 4,168,096 km (0.115 R)
• M9: 4,725,498 km (0.092 R)
• M10: 5,161,875 km (0.111 R)
• M11: 6,658,900 km (0.079 R)
• M12: 8,801,142 km (0.028 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.4

Radius: 9.2

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.75 AU - 4.01 AU

Year: 4144 Days

Day: 5.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 95,534,184 km

• M1: 115,490 km (0.1 R)
• M2: 714,928 km (0.042 R)
• M3: 1,347,877 km (0.027 R)
• M4: 1,762,113 km (0.108 R)
• M5: 2,093,323 km (0.047 R)
• M6: 2,866,295 km (0.099 R)
• M7: 3,900,914 km (0.068 R)
• M8: 4,469,087 km (0.099 R)
• M9: 4,992,081 km (0.083 R)
• M10: 5,581,796 km (0.038 R)
• M11: 8,241,048 km (0.095 R)
• M12: 8,628,506 km (0.03 R)
• M13: 8,917,828 km (0.045 R)
• M14: 9,364,228 km (0.11 R)
• M15: 10,101,297 km (0.065 R)
• M16: 10,834,626 km (0.058 R)
• M17: 11,171,819 km (0.101 R)
• M18: 12,045,621 km (0.106 R)
• M19: 12,730,180 km (0.055 R)
• M20: 14,277,322 km (0.086 R)
• M21: 15,570,446 km (0.113 R)
• M22: 16,437,964 km (0.026 R)
• M23: 17,682,917 km (0.105 R)
• M24: 19,979,544 km (0.12 R)
• M25: 20,423,401 km (0.107 R)
• M26: 21,995,076 km (0.058 R)
• M27: 22,741,719 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.2

Radius: 9.8

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.39 AU - 5.27 AU

Year: 7079 Days

Day: 13.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 95,534,184 km

• M1: 135,984 km (0.109 R)
• M2: 582,385 km (0.087 R)
• M3: 1,078,152 km (0.086 R)
• M4: 1,657,245 km (0.116 R)
• M5: 2,382,944 km (0.115 R)
• M6: 3,125,548 km (0.094 R)
• M7: 5,728,701 km (0.1 R)
• M8: 6,680,592 km (0.025 R)
• M9: 7,697,858 km (0.084 R)
• M10: 9,100,487 km (0.055 R)
• M11: 9,603,884 km (0.08 R)
• M12: 11,953,169 km (0.071 R)
• M13: 14,832,778 km (0.107 R)
• M14: 17,690,397 km (0.092 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.8

Radius: 8

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.17 AU - 9.29 AU

Year: 14332 Days

Day: 23.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 95,534,184 km

• M1: 99,632 km (0.078 R)
• M2: 594,951 km (0.073 R)
• M3: 1,930,112 km (0.115 R)
• M4: 4,092,399 km (0.094 R)
• M5: 4,572,160 km (0.079 R)
• M6: 5,752,786 km (0.094 R)
• M7: 6,162,535 km (0.059 R)
• M8: 7,641,609 km (0.116 R)
• M9: 8,137,227 km (0.077 R)
• M10: 9,444,862 km (0.075 R)
• M11: 10,068,834 km (0.089 R)
• M12: 12,106,058 km (0.037 R)
• M13: 12,593,598 km (0.026 R)
• M14: 21,037,949 km (0.065 R)
• M15: 21,831,864 km (0.079 R)
• M16: 23,106,438 km (0.085 R)
• M17: 29,350,803 km (0.069 R)
• M18: 30,453,040 km (0.077 R)
• M19: 46,500,105 km (0.072 R)
• M20: 46,945,757 km (0.097 R)
• M21: 47,996,831 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.3

Radius: 6.6

Gravity: 17.89 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.58 AU - 9.42 AU

Year: 15089 Days

Day: 17.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 55.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 95,534,184 km

• M1: 82,279 km (0.108 R)
• M2: 577,149 km (0.118 R)
• M3: 957,277 km (0.101 R)
• M4: 2,078,962 km (0.07 R)
• M5: 2,901,002 km (0.079 R)
• M6: 3,149,484 km (0.08 R)
• M7: 3,494,008 km (0.03 R)
• M8: 3,775,850 km (0.076 R)
• M9: 4,580,388 km (0.119 R)
• M10: 4,918,329 km (0.118 R)
• M11: 6,995,645 km (0.072 R)
• M12: 7,398,662 km (0.091 R)
• M13: 8,056,294 km (0.104 R)
• M14: 8,599,783 km (0.083 R)
• M15: 10,377,305 km (0.069 R)
• M16: 11,200,692 km (0.077 R)
• M17: 11,566,459 km (0.106 R)
• M18: 12,130,143 km (0.093 R)
• M19: 13,653,798 km (0.038 R)
• M20: 14,931,962 km (0.03 R)
• M21: 15,152,619 km (0.074 R)
• M22: 15,375,220 km (0.064 R)
• M23: 16,678,816 km (0.104 R)
• M24: 17,971,491 km (0.109 R)
• M25: 19,156,307 km (0.099 R)
• M26: 28,602,814 km (0.112 R)
• M27: 31,764,714 km (0.071 R)
• M28: 32,374,774 km (0.09 R)
• M29: 33,241,844 km (0.06 R)
• M30: 35,022,507 km (0.077 R)
• M31: 38,772,627 km (0.094 R)
• M32: 40,032,689 km (0.073 R)
• M33: 40,458,595 km (0.075 R)
• M34: 43,525,800 km (0.088 R)
• M35: 45,039,431 km (0.033 R)
• M36: 45,654,577 km (0.106 R)
• M37: 49,626,700 km (0.049 R)
• M38: 50,778,903 km (0.096 R)
• M39: 55,390,108 km (0.086 R)
• M40: 60,645,630 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 456.8

Radius: 7.6

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 8.73 AU - 9.27 AU

Year: 18005 Days

Day: 22.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,534,184 km

• M1: 94,546 km (0.059 R)
• M2: 387,907 km (0.081 R)
• M3: 1,145,022 km (0.086 R)
• M4: 2,141,344 km (0.102 R)
• M5: 2,613,624 km (0.092 R)
• M6: 3,054,489 km (0.031 R)
• M7: 3,331,844 km (0.109 R)
• M8: 4,453,977 km (0.078 R)
• M9: 4,712,183 km (0.102 R)
• M10: 5,294,418 km (0.11 R)
• M11: 9,785,047 km (0.119 R)
• M12: 12,933,933 km (0.088 R)
• M13: 18,048,086 km (0.098 R)
• M14: 21,139,226 km (0.117 R)
• M15: 23,000,673 km (0.099 R)
• M16: 23,579,616 km (0.026 R)
• M17: 29,236,361 km (0.042 R)
• M18: 37,035,945 km (0.059 R)
• M19: 38,367,964 km (0.072 R)
• M20: 42,410,697 km (0.114 R)
• M21: 43,281,058 km (0.092 R)
• M22: 44,460,188 km (0.084 R)
• M23: 45,509,318 km (0.097 R)
• M24: 48,914,165 km (0.033 R)
• M25: 53,825,314 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934

Radius: 3.5

Gravity: 76.24 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 9.64 AU - 12.22 AU

Year: 24097 Days

Day: 24 Hours

Environment

Temp: -238 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 95,534,184 km

• M1: 43,533 km (0.093 R)
• M2: 268,229 km (0.088 R)
• M3: 442,062 km (0.11 R)
• M4: 1,396,795 km (0.103 R)
• M5: 1,589,926 km (0.085 R)
• M6: 3,665,746 km (0.119 R)
• M7: 6,063,650 km (0.111 R)
• M8: 9,459,971 km (0.099 R)
• M9: 13,086,672 km (0.097 R)
• M10: 13,547,882 km (0.056 R)
• M11: 19,160,944 km (0.045 R)
• M12: 20,772,861 km (0.049 R)
• M13: 20,980,503 km (0.096 R)
• M14: 23,581,262 km (0.072 R)
• M15: 23,807,155 km (0.074 R)
• M16: 24,493,659 km (0.089 R)
• M17: 26,632,460 km (0.057 R)
• M18: 29,151,090 km (0.047 R)
• M19: 31,141,041 km (0.056 R)
• M20: 45,708,283 km (0.107 R)
• M21: 50,229,430 km (0.045 R)
• M22: 53,468,224 km (0.117 R)
• M23: 54,841,383 km (0.106 R)
• M24: 57,862,661 km (0.058 R)
• M25: 62,276,098 km (0.105 R)
• M26: 63,795,713 km (0.078 R)
• M27: 71,765,539 km (0.032 R)
• M28: 73,917,056 km (0.068 R)
• M29: 74,643,653 km (0.059 R)
• M30: 76,111,208 km (0.088 R)
• M31: 76,357,596 km (0.075 R)
• M32: 94,677,351 km (0.071 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 11,605 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit