🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.8

Radius: 14.4

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.39 AU - 3.07 AU

Year: 1942 Days

Day: 11 Hours

Environment

Temp: -132 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,498,470 km

• M1: 179,069 km (0.116 R)
• M2: 958,773 km (0.093 R)
• M3: 1,497,774 km (0.073 R)
• M4: 1,957,937 km (0.118 R)
• M5: 2,475,695 km (0.1 R)
• M6: 3,011,106 km (0.092 R)
• M7: 3,590,648 km (0.057 R)
• M8: 4,300,490 km (0.074 R)
• M9: 5,340,046 km (0.114 R)
• M10: 5,837,758 km (0.105 R)
• M11: 6,822,710 km (0.108 R)
• M12: 7,858,526 km (0.106 R)
• M13: 8,354,742 km (0.064 R)
• M14: 9,870,318 km (0.059 R)
• M15: 10,345,142 km (0.115 R)
• M16: 11,451,268 km (0.097 R)
• M17: 13,073,956 km (0.075 R)
• M18: 14,626,483 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.4

Radius: 11.5

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.42 AU - 3.68 AU

Year: 2879 Days

Day: 8.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,498,470 km

• M1: 166,054 km (0.078 R)
• M2: 772,224 km (0.116 R)
• M3: 1,274,723 km (0.111 R)
• M4: 1,641,687 km (0.118 R)
• M5: 3,287,413 km (0.075 R)
• M6: 4,306,773 km (0.086 R)
• M7: 4,705,152 km (0.117 R)
• M8: 8,461,106 km (0.084 R)
• M9: 11,745,826 km (0.086 R)
• M10: 13,297,755 km (0.059 R)
• M11: 15,386,590 km (0.078 R)
• M12: 18,596,661 km (0.098 R)

Planet 3 - Ice Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880.7

Radius: 5.3

Gravity: 31.35 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 12.04 AU - 13.88 AU

Year: 20083 Days

Day: 24.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 46,498,470 km

• M1: 65,973 km (0.1 R)
• M2: 265,387 km (0.073 R)
• M3: 533,466 km (0.117 R)
• M4: 790,625 km (0.089 R)
• M5: 985,252 km (0.074 R)
• M6: 1,315,115 km (0.08 R)
• M7: 2,172,610 km (0.071 R)
• M8: 2,417,950 km (0.119 R)
• M9: 2,782,371 km (0.098 R)
• M10: 4,472,677 km (0.095 R)
• M11: 4,723,403 km (0.077 R)
• M12: 5,059,550 km (0.085 R)
• M13: 6,251,845 km (0.111 R)
• M14: 6,429,716 km (0.026 R)
• M15: 7,371,136 km (0.11 R)
• M16: 7,620,216 km (0.068 R)
• M17: 8,950,441 km (0.111 R)
• M18: 10,181,781 km (0.042 R)
• M19: 10,366,384 km (0.088 R)
• M20: 13,338,445 km (0.117 R)
• M21: 17,793,919 km (0.044 R)
• M22: 18,061,998 km (0.076 R)
• M23: 21,696,030 km (0.084 R)
• M24: 23,149,074 km (0.106 R)
• M25: 27,299,367 km (0.12 R)
• M26: 36,457,001 km (0.07 R)
• M27: 40,014,738 km (0.081 R)
• M28: 40,321,114 km (0.039 R)
• M29: 44,778,383 km (0.083 R)
• M30: 45,941,805 km (0.096 R)
• M31: 46,955,032 km (0.097 R)
• M32: 48,502,472 km (0.055 R)
• M33: 55,412,248 km (0.106 R)
• M34: 58,902,815 km (0.116 R)
• M35: 68,701,925 km (0.079 R)
• M36: 70,026,015 km (0.098 R)
• M37: 71,367,011 km (0.103 R)
• M38: 72,270,582 km (0.081 R)
• M39: 77,852,228 km (0.096 R)
• M40: 78,090,836 km (0.106 R)
• M41: 81,975,145 km (0.084 R)
• M42: 82,717,599 km (0.069 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 144.1

Radius: 5.6

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 13.11 AU - 13.45 AU

Year: 20832 Days

Day: 24.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,498,470 km

• M1: 69,713 km (0.099 R)
• M2: 297,700 km (0.036 R)
• M3: 481,406 km (0.089 R)
• M4: 2,060,262 km (0.075 R)
• M5: 2,557,376 km (0.116 R)
• M6: 2,996,745 km (0.045 R)
• M7: 4,414,334 km (0.088 R)
• M8: 5,465,409 km (0.074 R)
• M9: 5,803,949 km (0.114 R)
• M10: 5,978,380 km (0.11 R)
• M11: 7,462,091 km (0.095 R)
• M12: 10,300,113 km (0.047 R)
• M13: 10,922,141 km (0.1 R)
• M14: 12,240,696 km (0.116 R)
• M15: 12,470,329 km (0.116 R)
• M16: 13,057,052 km (0.03 R)
• M17: 14,159,139 km (0.088 R)
• M18: 28,987,131 km (0.108 R)
• M19: 30,537,862 km (0.074 R)
• M20: 31,925,831 km (0.096 R)
• M21: 42,051,961 km (0.11 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 14,499 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit