🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.2

Radius: 10

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.03 AU - 1.65 AU

Year: 1071 Days

Day: 6 Hours

Environment

Temp: -192 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,322,133 km

• M1: 132,544 km (0.086 R)
• M2: 545,583 km (0.105 R)
• M3: 1,087,128 km (0.099 R)
• M4: 1,598,902 km (0.098 R)
• M5: 2,051,286 km (0.087 R)
• M6: 3,175,364 km (0.115 R)
• M7: 3,864,861 km (0.119 R)
• M8: 5,840,600 km (0.05 R)
• M9: 6,257,679 km (0.087 R)
• M10: 7,388,040 km (0.049 R)
• M11: 7,876,477 km (0.068 R)
• M12: 8,999,658 km (0.031 R)
• M13: 9,671,353 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340

Radius: 15

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.29 AU - 1.97 AU

Year: 1436 Days

Day: 5.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,322,133 km

• M1: 186,997 km (0.103 R)
• M2: 717,023 km (0.11 R)
• M3: 1,254,677 km (0.099 R)
• M4: 1,906,026 km (0.059 R)
• M5: 2,439,193 km (0.098 R)
• M6: 2,942,441 km (0.094 R)
• M7: 4,413,586 km (0.044 R)
• M8: 5,093,957 km (0.09 R)
• M9: 7,466,430 km (0.096 R)
• M10: 8,979,014 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974

Radius: 10.3

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.49 AU - 1.85 AU

Year: 1490 Days

Day: 8.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,322,133 km

• M1: 128,355 km (0.077 R)
• M2: 494,421 km (0.112 R)
• M3: 952,190 km (0.06 R)
• M4: 1,398,740 km (0.082 R)
• M5: 1,841,400 km (0.096 R)
• M6: 2,427,824 km (0.082 R)
• M7: 3,275,745 km (0.119 R)
• M8: 3,690,131 km (0.116 R)
• M9: 4,158,073 km (0.113 R)
• M10: 5,040,401 km (0.114 R)
• M11: 5,640,737 km (0.105 R)
• M12: 7,145,991 km (0.116 R)
• M13: 9,061,442 km (0.072 R)
• M14: 9,482,111 km (0.091 R)
• M15: 10,644,487 km (0.1 R)
• M16: 11,822,720 km (0.069 R)
• M17: 12,325,518 km (0.105 R)
• M18: 12,842,528 km (0.063 R)
• M19: 14,176,941 km (0.067 R)
• M20: 14,568,439 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.1

Radius: 12.8

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.78 AU - 1.8 AU

Year: 1653 Days

Day: 12.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,322,133 km

• M1: 159,322 km (0.103 R)
• M2: 1,305,989 km (0.12 R)
• M3: 2,008,651 km (0.104 R)
• M4: 2,587,744 km (0.097 R)
• M5: 3,131,532 km (0.035 R)
• M6: 3,963,296 km (0.1 R)
• M7: 4,464,300 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.7

Radius: 11.7

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.67 AU - 4.13 AU

Year: 4327 Days

Day: 6.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,322,133 km

• M1: 152,739 km (0.038 R)
• M2: 784,940 km (0.085 R)
• M3: 2,960,093 km (0.117 R)
• M4: 3,430,130 km (0.091 R)
• M5: 4,419,121 km (0.093 R)
• M6: 4,947,351 km (0.095 R)
• M7: 7,671,528 km (0.101 R)
• M8: 10,191,355 km (0.058 R)
• M9: 14,454,745 km (0.116 R)

Asteroid Belt

Center: 4.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216

Radius: 9.6

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.54 AU - 5.72 AU

Year: 6877 Days

Day: 14.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,322,133 km

• M1: 119,379 km (0.091 R)
• M2: 439,369 km (0.083 R)
• M3: 995,873 km (0.071 R)
• M4: 1,799,962 km (0.114 R)
• M5: 2,201,781 km (0.071 R)
• M6: 2,518,181 km (0.078 R)
• M7: 3,095,778 km (0.118 R)
• M8: 3,416,367 km (0.089 R)
• M9: 6,266,206 km (0.057 R)
• M10: 6,845,000 km (0.118 R)
• M11: 8,074,096 km (0.12 R)
• M12: 9,366,771 km (0.089 R)
• M13: 10,042,056 km (0.082 R)
• M14: 11,759,290 km (0.025 R)
• M15: 12,217,509 km (0.089 R)
• M16: 13,072,311 km (0.082 R)
• M17: 14,017,320 km (0.034 R)
• M18: 14,637,254 km (0.054 R)
• M19: 16,436,318 km (0.056 R)
• M20: 17,242,501 km (0.036 R)
• M21: 17,714,781 km (0.08 R)
• M22: 19,058,320 km (0.067 R)
• M23: 20,207,082 km (0.047 R)
• M24: 20,998,305 km (0.119 R)
• M25: 25,115,687 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.6

Radius: 8

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.84 AU - 7.12 AU

Year: 11386 Days

Day: 23 Hours

Environment

Temp: -234 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,322,133 km

• M1: 99,483 km (0.099 R)
• M2: 451,636 km (0.072 R)
• M3: 751,729 km (0.112 R)
• M4: 1,000,959 km (0.096 R)
• M5: 1,306,737 km (0.111 R)
• M6: 3,353,984 km (0.101 R)
• M7: 3,967,485 km (0.099 R)
• M8: 4,244,391 km (0.106 R)
• M9: 6,186,770 km (0.103 R)
• M10: 14,184,272 km (0.1 R)
• M11: 16,831,556 km (0.05 R)
• M12: 17,412,743 km (0.115 R)
• M13: 24,622,912 km (0.117 R)
• M14: 28,213,410 km (0.063 R)
• M15: 34,058,050 km (0.107 R)
• M16: 36,292,443 km (0.104 R)
• M17: 40,661,150 km (0.12 R)
• M18: 41,706,690 km (0.089 R)
• M19: 47,924,426 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725

Radius: 4.8

Gravity: 31.47 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 6.7 AU - 7.08 AU

Year: 12484 Days

Day: 18.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 62,322,133 km

• M1: 59,690 km (0.094 R)
• M2: 332,706 km (0.109 R)
• M3: 554,260 km (0.099 R)
• M4: 1,042,548 km (0.062 R)
• M5: 1,541,756 km (0.098 R)
• M6: 1,827,936 km (0.06 R)
• M7: 2,244,267 km (0.109 R)
• M8: 2,403,140 km (0.097 R)
• M9: 3,735,010 km (0.036 R)
• M10: 5,638,493 km (0.109 R)
• M11: 6,084,594 km (0.116 R)
• M12: 8,199,459 km (0.094 R)
• M13: 12,712,378 km (0.025 R)
• M14: 13,219,365 km (0.117 R)
• M15: 13,542,946 km (0.078 R)
• M16: 14,477,035 km (0.09 R)
• M17: 14,890,224 km (0.036 R)
• M18: 16,398,619 km (0.079 R)
• M19: 17,381,627 km (0.103 R)
• M20: 18,806,846 km (0.084 R)
• M21: 21,088,064 km (0.105 R)
• M22: 22,984,965 km (0.106 R)
• M23: 23,171,214 km (0.104 R)
• M24: 24,310,851 km (0.054 R)
• M25: 26,803,899 km (0.087 R)
• M26: 32,525,120 km (0.047 R)
• M27: 33,114,685 km (0.117 R)
• M28: 35,172,404 km (0.107 R)
• M29: 37,442,552 km (0.06 R)
• M30: 41,027,964 km (0.057 R)
• M31: 42,833,012 km (0.108 R)
• M32: 45,272,504 km (0.104 R)
• M33: 45,712,472 km (0.075 R)
• M34: 46,600,784 km (0.067 R)
• M35: 47,803,102 km (0.111 R)
• M36: 52,334,721 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.5

Radius: 3.5

Gravity: 77.51 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.9 AU - 6.96 AU

Year: 12592 Days

Day: 23.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 62,322,133 km

• M1: 43,832 km (0.118 R)
• M2: 289,173 km (0.077 R)
• M3: 484,398 km (0.095 R)
• M4: 595,848 km (0.052 R)
• M5: 851,810 km (0.051 R)
• M6: 1,367,175 km (0.03 R)
• M7: 1,810,583 km (0.092 R)
• M8: 2,103,496 km (0.086 R)
• M9: 2,901,002 km (0.097 R)
• M10: 3,487,874 km (0.105 R)
• M11: 3,709,429 km (0.078 R)
• M12: 4,430,790 km (0.105 R)
• M13: 5,568,631 km (0.088 R)
• M14: 6,305,251 km (0.062 R)
• M15: 6,931,019 km (0.093 R)
• M16: 7,551,401 km (0.082 R)
• M17: 8,207,986 km (0.117 R)
• M18: 8,901,821 km (0.075 R)
• M19: 10,805,753 km (0.115 R)
• M20: 12,321,030 km (0.101 R)
• M21: 13,096,097 km (0.041 R)
• M22: 15,839,572 km (0.104 R)
• M23: 16,141,012 km (0.11 R)
• M24: 18,193,644 km (0.112 R)
• M25: 18,358,351 km (0.065 R)
• M26: 18,524,106 km (0.079 R)
• M27: 24,772,211 km (0.116 R)
• M28: 27,382,394 km (0.03 R)
• M29: 29,597,939 km (0.072 R)
• M30: 30,516,619 km (0.12 R)
• M31: 34,006,438 km (0.084 R)
• M32: 36,301,120 km (0.105 R)
• M33: 41,765,332 km (0.07 R)
• M34: 42,340,087 km (0.032 R)
• M35: 42,629,559 km (0.101 R)
• M36: 42,920,227 km (0.107 R)
• M37: 49,494,156 km (0.107 R)
• M38: 49,654,525 km (0.05 R)
• M39: 56,357,707 km (0.041 R)
• M40: 58,659,719 km (0.096 R)
• M41: 60,839,360 km (0.076 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 17,213 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit