🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.8

Radius: 11.1

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.57 AU - 0.65 AU

Year: 335 Days

Day: 5.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 87,665,375 km

• M1: 138,677 km (0.08 R)
• M2: 490,382 km (0.114 R)
• M3: 915,240 km (0.042 R)
• M4: 1,389,016 km (0.088 R)
• M5: 1,776,475 km (0.085 R)
• M6: 2,322,208 km (0.08 R)
• M7: 2,805,409 km (0.09 R)
• M8: 3,343,662 km (0.104 R)
• M9: 3,752,214 km (0.111 R)
• M10: 4,167,946 km (0.043 R)
• M11: 4,544,634 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.3

Radius: 8.2

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.5 AU - 0.72 AU

Year: 335 Days

Day: 14.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 87,665,375 km

• M1: 102,026 km (0.085 R)
• M2: 357,689 km (0.056 R)
• M3: 833,859 km (0.091 R)
• M4: 1,210,696 km (0.104 R)
• M5: 1,952,851 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.2

Radius: 12.8

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.91 AU - 1.07 AU

Year: 692 Days

Day: 12.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 87,665,375 km

• M1: 165,904 km (0.067 R)
• M2: 640,129 km (0.056 R)
• M3: 1,098,497 km (0.115 R)
• M4: 1,670,260 km (0.106 R)
• M5: 2,232,000 km (0.077 R)
• M6: 2,831,738 km (0.082 R)
• M7: 3,450,624 km (0.12 R)
• M8: 4,200,559 km (0.116 R)
• M9: 4,961,114 km (0.12 R)
• M10: 5,776,572 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.5

Radius: 9

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.68 AU - 2.08 AU

Year: 1812 Days

Day: 5.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 87,665,375 km

• M1: 111,899 km (0.088 R)
• M2: 447,447 km (0.096 R)
• M3: 898,186 km (0.047 R)
• M4: 1,262,157 km (0.073 R)
• M5: 2,273,738 km (0.066 R)
• M6: 2,759,482 km (0.11 R)
• M7: 3,120,612 km (0.032 R)
• M8: 3,455,112 km (0.075 R)
• M9: 4,729,686 km (0.089 R)
• M10: 5,345,880 km (0.087 R)
• M11: 5,683,672 km (0.116 R)
• M12: 6,141,890 km (0.117 R)
• M13: 7,156,313 km (0.118 R)
• M14: 9,172,893 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.2

Radius: 10.1

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.86 AU - 2.26 AU

Year: 2078 Days

Day: 14.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,665,375 km

• M1: 126,261 km (0.062 R)
• M2: 443,109 km (0.105 R)
• M3: 876,045 km (0.099 R)
• M4: 1,298,360 km (0.07 R)
• M5: 1,619,098 km (0.054 R)
• M6: 2,151,965 km (0.088 R)
• M7: 2,951,865 km (0.087 R)
• M8: 3,788,117 km (0.09 R)
• M9: 4,231,825 km (0.084 R)
• M10: 6,797,278 km (0.058 R)
• M11: 8,247,630 km (0.12 R)
• M12: 8,599,783 km (0.044 R)
• M13: 9,437,681 km (0.095 R)
• M14: 10,588,537 km (0.091 R)
• M15: 13,037,454 km (0.087 R)
• M16: 15,070,340 km (0.063 R)
• M17: 16,336,835 km (0.072 R)
• M18: 17,358,140 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.3

Radius: 12.2

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.15 AU - 2.27 AU

Year: 2309 Days

Day: 13.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 87,665,375 km

• M1: 151,991 km (0.099 R)
• M2: 633,996 km (0.084 R)
• M3: 1,027,289 km (0.105 R)
• M4: 1,849,030 km (0.083 R)
• M5: 2,344,348 km (0.097 R)
• M6: 2,872,279 km (0.118 R)
• M7: 3,590,349 km (0.09 R)
• M8: 5,492,336 km (0.062 R)
• M9: 6,215,492 km (0.085 R)
• M10: 6,823,907 km (0.087 R)
• M11: 7,963,095 km (0.093 R)
• M12: 9,759,316 km (0.09 R)
• M13: 10,414,256 km (0.041 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.8

Radius: 8.2

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.76 AU - 4.94 AU

Year: 6377 Days

Day: 13 Hours

Environment

Temp: -226 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,665,375 km

• M1: 102,774 km (0.047 R)
• M2: 359,035 km (0.109 R)
• M3: 915,539 km (0.092 R)
• M4: 1,178,083 km (0.116 R)
• M5: 1,944,623 km (0.075 R)
• M6: 2,401,195 km (0.056 R)
• M7: 2,662,992 km (0.113 R)
• M8: 2,976,250 km (0.115 R)
• M9: 3,830,005 km (0.075 R)
• M10: 4,792,817 km (0.119 R)
• M11: 5,092,012 km (0.096 R)
• M12: 5,908,518 km (0.098 R)
• M13: 8,246,732 km (0.049 R)
• M14: 8,643,915 km (0.073 R)
• M15: 9,620,489 km (0.094 R)
• M16: 9,949,605 km (0.095 R)
• M17: 11,180,795 km (0.116 R)
• M18: 11,503,927 km (0.079 R)
• M19: 12,510,571 km (0.05 R)
• M20: 14,602,398 km (0.108 R)
• M21: 16,550,012 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.6

Radius: 14.8

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.83 AU - 5.59 AU

Year: 8359 Days

Day: 9.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,665,375 km

• M1: 184,005 km (0.101 R)
• M2: 657,632 km (0.097 R)
• M3: 1,412,353 km (0.03 R)
• M4: 1,955,244 km (0.104 R)
• M5: 2,750,955 km (0.097 R)
• M6: 3,214,858 km (0.102 R)
• M7: 4,543,287 km (0.077 R)
• M8: 5,138,238 km (0.09 R)
• M9: 5,784,950 km (0.066 R)
• M10: 8,761,798 km (0.037 R)
• M11: 9,917,890 km (0.04 R)
• M12: 13,999,518 km (0.064 R)
• M13: 18,515,878 km (0.1 R)
• M14: 21,726,548 km (0.055 R)
• M15: 25,466,494 km (0.11 R)
• M16: 27,812,638 km (0.064 R)
• M17: 28,468,325 km (0.079 R)
• M18: 31,902,045 km (0.101 R)
• M19: 38,995,677 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.8

Radius: 6.5

Gravity: 20.26 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.76 AU - 12.18 AU

Year: 22128 Days

Day: 23.2 Hours

Environment

Temp: -243 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 87,665,375 km

• M1: 80,932 km (0.049 R)
• M2: 306,077 km (0.112 R)
• M3: 662,868 km (0.075 R)
• M4: 891,903 km (0.055 R)
• M5: 1,276,519 km (0.091 R)
• M6: 2,740,932 km (0.105 R)
• M7: 3,059,725 km (0.046 R)
• M8: 3,677,415 km (0.083 R)
• M9: 3,900,764 km (0.08 R)
• M10: 4,304,978 km (0.1 R)
• M11: 5,899,093 km (0.111 R)
• M12: 6,295,677 km (0.056 R)
• M13: 6,899,753 km (0.098 R)
• M14: 8,495,214 km (0.094 R)
• M15: 14,812,284 km (0.096 R)
• M16: 15,961,794 km (0.025 R)
• M17: 21,157,328 km (0.117 R)
• M18: 22,719,279 km (0.026 R)
• M19: 23,692,413 km (0.116 R)
• M20: 29,610,206 km (0.063 R)
• M21: 35,572,130 km (0.031 R)
• M22: 36,150,774 km (0.041 R)
• M23: 38,225,547 km (0.081 R)
• M24: 39,292,180 km (0.106 R)
• M25: 44,588,693 km (0.086 R)
• M26: 46,799,450 km (0.096 R)
• M27: 55,015,814 km (0.088 R)
• M28: 55,401,776 km (0.112 R)
• M29: 64,999,976 km (0.096 R)
• M30: 75,173,678 km (0.13 R)
• M31: 82,767,266 km (0.143 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 11,506 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit