🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.7

Radius: 11.7

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.85 AU - 1.13 AU

Year: 692 Days

Day: 11 Hours

Environment

Temp: -179 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 94,324,936 km

• M1: 148,251 km (0.057 R)
• M2: 526,435 km (0.109 R)
• M3: 972,237 km (0.113 R)
• M4: 1,434,644 km (0.098 R)
• M5: 2,312,334 km (0.117 R)
• M6: 2,995,548 km (0.087 R)
• M7: 3,572,547 km (0.098 R)
• M8: 4,616,889 km (0.09 R)
• M9: 5,018,709 km (0.082 R)
• M10: 6,087,137 km (0.117 R)
• M11: 6,887,037 km (0.054 R)
• M12: 7,435,762 km (0.108 R)
• M13: 8,084,867 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.3

Radius: 10

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.38 AU - 1.44 AU

Year: 1177 Days

Day: 8.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 94,324,936 km

• M1: 124,465 km (0.119 R)
• M2: 477,367 km (0.083 R)
• M3: 1,217,876 km (0.069 R)
• M4: 1,822,850 km (0.066 R)
• M5: 2,326,396 km (0.038 R)
• M6: 2,920,599 km (0.063 R)
• M7: 3,276,193 km (0.09 R)
• M8: 3,628,945 km (0.053 R)
• M9: 4,339,236 km (0.1 R)
• M10: 5,596,307 km (0.083 R)
• M11: 5,967,908 km (0.071 R)
• M12: 8,051,657 km (0.088 R)
• M13: 8,842,880 km (0.095 R)
• M14: 9,500,213 km (0.055 R)
• M15: 10,745,166 km (0.119 R)
• M16: 11,081,313 km (0.071 R)
• M17: 11,563,616 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.4

Radius: 13.4

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.82 AU - 1.82 AU

Year: 1726 Days

Day: 14.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 94,324,936 km

• M1: 167,400 km (0.109 R)
• M2: 667,057 km (0.047 R)
• M3: 1,902,885 km (0.096 R)
• M4: 2,803,464 km (0.071 R)
• M5: 3,330,348 km (0.093 R)
• M6: 3,875,034 km (0.081 R)
• M7: 4,621,527 km (0.056 R)
• M8: 5,522,854 km (0.064 R)
• M9: 6,070,083 km (0.084 R)
• M10: 6,699,591 km (0.098 R)
• M11: 7,397,316 km (0.111 R)
• M12: 8,222,946 km (0.114 R)
• M13: 9,724,610 km (0.12 R)
• M14: 11,071,738 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18.8

Radius: 4.2

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 6.62 AU - 10.92 AU

Year: 18256 Days

Day: 20.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 94,324,936 km

• M1: 52,210 km (0.084 R)
• M2: 291,117 km (0.069 R)
• M3: 466,895 km (0.041 R)
• M4: 1,253,181 km (0.06 R)
• M5: 4,277,602 km (0.108 R)
• M6: 7,505,624 km (0.083 R)
• M7: 9,965,013 km (0.09 R)
• M8: 10,197,937 km (0.042 R)
• M9: 12,238,153 km (0.112 R)
• M10: 13,236,868 km (0.072 R)
• M11: 16,395,029 km (0.067 R)
• M12: 17,606,473 km (0.116 R)
• M13: 20,579,281 km (0.116 R)

Asteroid Belt

Center: 9.34 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.6

Radius: 3.1

Gravity: 79.98 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 8.47 AU - 11.35 AU

Year: 21929 Days

Day: 20.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 94,324,936 km

• M1: 39,793 km (0.088 R)
• M2: 163,062 km (0.093 R)
• M3: 274,063 km (0.095 R)
• M4: 389,254 km (0.098 R)
• M5: 605,871 km (0.087 R)
• M6: 741,557 km (0.106 R)
• M7: 1,383,332 km (0.076 R)
• M8: 1,692,550 km (0.106 R)
• M9: 2,792,095 km (0.118 R)
• M10: 3,766,426 km (0.115 R)
• M11: 4,057,992 km (0.077 R)
• M12: 4,722,805 km (0.072 R)
• M13: 7,245,773 km (0.072 R)
• M14: 9,864,484 km (0.086 R)
• M15: 10,046,544 km (0.062 R)
• M16: 13,051,367 km (0.108 R)
• M17: 13,418,331 km (0.056 R)
• M18: 14,019,564 km (0.101 R)
• M19: 14,560,211 km (0.059 R)
• M20: 15,356,521 km (0.09 R)
• M21: 15,930,827 km (0.067 R)
• M22: 16,862,074 km (0.096 R)
• M23: 23,544,760 km (0.063 R)
• M24: 23,869,836 km (0.117 R)
• M25: 26,344,783 km (0.101 R)
• M26: 27,524,363 km (0.094 R)
• M27: 28,615,530 km (0.049 R)
• M28: 36,060,268 km (0.114 R)
• M29: 39,458,234 km (0.077 R)
• M30: 43,549,287 km (0.037 R)
• M31: 47,568,383 km (0.086 R)
• M32: 48,610,482 km (0.11 R)
• M33: 52,561,361 km (0.047 R)
• M34: 53,674,968 km (0.06 R)
• M35: 54,049,561 km (0.061 R)
• M36: 54,425,949 km (0.109 R)
• M37: 76,733,236 km (0.071 R)
• M38: 79,372,142 km (0.079 R)
• M39: 80,346,473 km (0.102 R)
• M40: 81,082,495 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964

Radius: 5.2

Gravity: 35.65 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.67 AU - 11.95 AU

Year: 23270 Days

Day: 19.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 94,324,936 km

• M1: 90,507 km (0.105 R)
• M2: 370,255 km (0.046 R)
• M3: 661,522 km (0.102 R)
• M4: 1,351,467 km (0.074 R)
• M5: 1,838,707 km (0.037 R)
• M6: 2,133,864 km (0.081 R)
• M7: 2,509,205 km (0.063 R)
• M8: 3,067,355 km (0.074 R)
• M9: 4,462,504 km (0.097 R)
• M10: 6,052,131 km (0.078 R)
• M11: 8,943,709 km (0.069 R)
• M12: 9,788,787 km (0.102 R)
• M13: 10,685,776 km (0.067 R)
• M14: 11,359,266 km (0.064 R)
• M15: 11,566,608 km (0.054 R)
• M16: 13,014,865 km (0.097 R)
• M17: 13,860,841 km (0.113 R)
• M18: 18,078,155 km (0.083 R)
• M19: 22,312,822 km (0.097 R)
• M20: 25,123,616 km (0.109 R)
• M21: 30,361,785 km (0.069 R)
• M22: 30,627,920 km (0.034 R)
• M23: 31,164,827 km (0.069 R)
• M24: 33,234,513 km (0.078 R)
• M25: 36,432,916 km (0.044 R)
• M26: 47,964,817 km (0.116 R)
• M27: 48,870,932 km (0.12 R)
• M28: 56,333,173 km (0.097 R)
• M29: 61,071,236 km (0.112 R)
• M30: 61,708,224 km (0.103 R)
• M31: 66,739,500 km (0.088 R)
• M32: 69,932,068 km (0.072 R)
• M33: 75,152,136 km (0.099 R)
• M34: 80,371,755 km (0.106 R)
• M35: 80,626,072 km (0.117 R)
• M36: 85,827,739 km (0.1 R)
• M37: 86,093,425 km (0.035 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: 478 - 17,929 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit