🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246

Radius: 12.1

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.59 AU - 0.69 AU

Year: 360 Days

Day: 11.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 83,777,915 km

• M1: 150,795 km (0.102 R)
• M2: 562,039 km (0.048 R)
• M3: 943,514 km (0.054 R)
• M4: 1,351,916 km (0.051 R)
• M5: 1,834,967 km (0.067 R)
• M6: 2,255,038 km (0.029 R)
• M7: 2,671,070 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.1

Radius: 8.8

Gravity: 12.6 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.77 AU - 0.83 AU

Year: 503 Days

Day: 6.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,777,915 km

• M1: 111,450 km (0.069 R)
• M2: 401,670 km (0.116 R)
• M3: 721,959 km (0.099 R)
• M4: 1,014,423 km (0.114 R)
• M5: 1,387,819 km (0.079 R)
• M6: 1,868,627 km (0.117 R)
• M7: 2,210,009 km (0.11 R)
• M8: 2,657,157 km (0.111 R)
• M9: 3,007,815 km (0.07 R)
• M10: 3,338,127 km (0.083 R)
• M11: 3,652,133 km (0.112 R)
• M12: 3,942,951 km (0.059 R)
• M13: 4,309,466 km (0.111 R)
• M14: 4,602,977 km (0.099 R)
• M15: 5,821,152 km (0.094 R)
• M16: 6,555,229 km (0.054 R)
• M17: 7,049,800 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.2

Radius: 11.2

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.9 AU - 1.04 AU

Year: 672 Days

Day: 7.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 83,777,915 km

• M1: 139,276 km (0.082 R)
• M2: 491,878 km (0.098 R)
• M3: 906,413 km (0.049 R)
• M4: 1,820,307 km (0.059 R)
• M5: 2,728,216 km (0.111 R)
• M6: 3,725,436 km (0.097 R)
• M7: 4,392,493 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.7

Radius: 11.8

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.49 AU - 3.65 AU

Year: 3781 Days

Day: 13.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,777,915 km

• M1: 147,952 km (0.114 R)
• M2: 818,300 km (0.12 R)
• M3: 1,366,577 km (0.103 R)
• M4: 1,865,785 km (0.045 R)
• M5: 3,380,762 km (0.074 R)
• M6: 4,117,083 km (0.119 R)
• M7: 4,545,830 km (0.084 R)
• M8: 5,124,026 km (0.091 R)
• M9: 7,037,233 km (0.11 R)
• M10: 8,204,396 km (0.096 R)
• M11: 9,170,349 km (0.09 R)
• M12: 10,019,317 km (0.066 R)
• M13: 10,443,427 km (0.111 R)
• M14: 12,001,938 km (0.117 R)
• M15: 12,747,235 km (0.031 R)
• M16: 14,378,749 km (0.077 R)
• M17: 15,219,639 km (0.092 R)
• M18: 18,913,958 km (0.098 R)
• M19: 19,742,581 km (0.107 R)
• M20: 20,843,471 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 85.1

Radius: 7.9

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.24 AU - 8.34 AU

Year: 13836 Days

Day: 18.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 165.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,777,915 km

• M1: 372,349 km (0.074 R)
• M2: 1,422,526 km (0.068 R)
• M3: 1,696,889 km (0.09 R)
• M4: 3,601,868 km (0.036 R)
• M5: 5,843,442 km (0.035 R)
• M6: 7,084,357 km (0.046 R)
• M7: 7,712,817 km (0.062 R)
• M8: 10,691,909 km (0.074 R)
• M9: 12,141,064 km (0.119 R)
• M10: 15,538,731 km (0.082 R)
• M11: 18,468,755 km (0.07 R)
• M12: 19,188,620 km (0.08 R)
• M13: 19,723,881 km (0.114 R)
• M14: 21,747,790 km (0.052 R)
• M15: 26,614,060 km (0.105 R)
• M16: 27,028,745 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.4

Radius: 5.4

Gravity: 20.59 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 6.8 AU - 9.62 AU

Year: 16536 Days

Day: 21.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 83,777,915 km

• M1: 78,988 km (0.118 R)
• M2: 459,864 km (0.099 R)
• M3: 857,046 km (0.113 R)
• M4: 1,104,930 km (0.111 R)
• M5: 1,550,582 km (0.083 R)
• M6: 2,328,341 km (0.112 R)
• M7: 2,630,379 km (0.025 R)
• M8: 2,861,807 km (0.084 R)
• M9: 5,197,479 km (0.106 R)
• M10: 7,332,390 km (0.091 R)
• M11: 7,839,078 km (0.034 R)
• M12: 8,567,171 km (0.079 R)
• M13: 8,819,692 km (0.11 R)
• M14: 9,286,587 km (0.101 R)
• M15: 11,080,864 km (0.038 R)
• M16: 12,830,112 km (0.059 R)
• M17: 18,911,265 km (0.078 R)
• M18: 20,038,186 km (0.048 R)
• M19: 20,663,056 km (0.078 R)
• M20: 21,858,194 km (0.039 R)
• M21: 22,520,314 km (0.057 R)
• M22: 23,587,844 km (0.043 R)
• M23: 25,406,655 km (0.084 R)
• M24: 30,126,169 km (0.1 R)
• M25: 32,385,545 km (0.117 R)
• M26: 32,875,179 km (0.093 R)
• M27: 34,500,710 km (0.117 R)
• M28: 35,268,745 km (0.119 R)
• M29: 37,776,006 km (0.1 R)
• M30: 38,455,030 km (0.055 R)
• M31: 39,558,315 km (0.107 R)
• M32: 40,399,503 km (0.093 R)
• M33: 48,354,669 km (0.087 R)
• M34: 49,316,135 km (0.111 R)
• M35: 52,276,826 km (0.103 R)
• M36: 56,582,552 km (0.093 R)
• M37: 62,809,115 km (0.106 R)
• M38: 63,379,531 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.6

Radius: 5

Gravity: 29.34 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 8.97 AU - 11.09 AU

Year: 22329 Days

Day: 24.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 83,777,915 km

• M1: 68,366 km (0.039 R)
• M2: 282,142 km (0.1 R)
• M3: 518,506 km (0.07 R)
• M4: 742,005 km (0.109 R)
• M5: 1,041,351 km (0.091 R)
• M6: 1,746,854 km (0.044 R)
• M7: 2,654,016 km (0.107 R)
• M8: 3,590,349 km (0.113 R)
• M9: 4,547,925 km (0.07 R)
• M10: 5,104,878 km (0.094 R)
• M11: 5,340,046 km (0.101 R)
• M12: 5,500,714 km (0.082 R)
• M13: 9,147,910 km (0.07 R)
• M14: 9,671,951 km (0.076 R)
• M15: 15,403,195 km (0.093 R)
• M16: 16,480,749 km (0.1 R)
• M17: 18,600,550 km (0.074 R)
• M18: 19,345,847 km (0.054 R)
• M19: 19,917,610 km (0.067 R)
• M20: 24,681,255 km (0.114 R)
• M21: 26,501,412 km (0.036 R)
• M22: 30,024,891 km (0.101 R)
• M23: 30,406,366 km (0.101 R)
• M24: 30,662,477 km (0.045 R)
• M25: 36,811,398 km (0.109 R)
• M26: 39,333,020 km (0.094 R)
• M27: 49,858,278 km (0.066 R)
• M28: 50,751,676 km (0.108 R)
• M29: 51,837,906 km (0.093 R)
• M30: 52,203,374 km (0.116 R)
• M31: 57,306,756 km (0.084 R)
• M32: 57,501,981 km (0.052 R)
• M33: 57,697,505 km (0.078 R)
• M34: 60,280,911 km (0.089 R)
• M35: 63,356,194 km (0.059 R)
• M36: 64,193,494 km (0.034 R)
• M37: 72,977,282 km (0.084 R)
• M38: 75,058,188 km (0.064 R)
• M39: 79,580,532 km (0.107 R)
• M40: 81,291,483 km (0.089 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 17,457 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit