🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.8

Radius: 13.6

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.57 AU - 2.47 AU

Year: 1883 Days

Day: 13.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,774,109 km

• M1: 192,084 km (0.071 R)
• M2: 657,034 km (0.106 R)
• M3: 1,217,278 km (0.085 R)
• M4: 2,346,592 km (0.073 R)
• M5: 3,038,183 km (0.105 R)
• M6: 3,659,912 km (0.04 R)
• M7: 4,719,663 km (0.078 R)
• M8: 5,143,474 km (0.113 R)
• M9: 5,956,389 km (0.049 R)
• M10: 6,935,357 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.3

Radius: 12.3

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.73 AU - 2.35 AU

Year: 1911 Days

Day: 10.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,774,109 km

• M1: 154,235 km (0.116 R)
• M2: 588,967 km (0.111 R)
• M3: 999,463 km (0.12 R)
• M4: 1,507,797 km (0.113 R)
• M5: 2,013,887 km (0.082 R)
• M6: 2,646,237 km (0.111 R)
• M7: 4,214,920 km (0.108 R)
• M8: 4,766,338 km (0.03 R)
• M9: 5,753,534 km (0.076 R)
• M10: 6,383,341 km (0.072 R)
• M11: 7,221,089 km (0.059 R)
• M12: 7,867,502 km (0.032 R)
• M13: 8,430,438 km (0.078 R)
• M14: 8,956,574 km (0.078 R)
• M15: 10,212,448 km (0.074 R)
• M16: 11,321,268 km (0.037 R)
• M17: 12,194,620 km (0.039 R)
• M18: 12,868,558 km (0.073 R)
• M19: 14,684,527 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.2

Radius: 14.3

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.87 AU - 2.99 AU

Year: 3290 Days

Day: 7.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,774,109 km

• M1: 179,368 km (0.062 R)
• M2: 710,739 km (0.044 R)
• M3: 1,262,456 km (0.107 R)
• M4: 2,658,504 km (0.112 R)
• M5: 5,677,688 km (0.07 R)
• M6: 6,389,026 km (0.096 R)
• M7: 8,135,431 km (0.077 R)
• M8: 10,840,011 km (0.07 R)
• M9: 11,306,607 km (0.118 R)
• M10: 12,012,709 km (0.103 R)
• M11: 13,844,834 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.3

Radius: 14.8

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.08 AU - 3.56 AU

Year: 3968 Days

Day: 7.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,774,109 km

• M1: 184,005 km (0.118 R)
• M2: 687,701 km (0.036 R)
• M3: 1,416,243 km (0.032 R)
• M4: 2,346,891 km (0.105 R)
• M5: 3,193,466 km (0.076 R)
• M6: 3,657,219 km (0.109 R)
• M7: 4,647,557 km (0.098 R)
• M8: 5,166,063 km (0.099 R)
• M9: 6,539,372 km (0.117 R)
• M10: 7,466,430 km (0.116 R)
• M11: 8,746,688 km (0.08 R)
• M12: 9,541,502 km (0.084 R)
• M13: 11,229,863 km (0.032 R)
• M14: 13,676,537 km (0.111 R)
• M15: 14,913,711 km (0.114 R)
• M16: 16,165,845 km (0.11 R)
• M17: 17,548,728 km (0.081 R)
• M18: 18,428,363 km (0.108 R)
• M19: 18,944,027 km (0.089 R)
• M20: 21,597,744 km (0.086 R)
• M21: 22,243,707 km (0.076 R)
• M22: 25,271,867 km (0.099 R)
• M23: 26,150,755 km (0.117 R)
• M24: 27,884,894 km (0.037 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 332.9

Radius: 6.9

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 7.63 AU - 8.61 AU

Year: 15179 Days

Day: 18.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,774,109 km

• M1: 86,617 km (0.104 R)
• M2: 347,516 km (0.12 R)
• M3: 834,607 km (0.058 R)
• M4: 2,126,235 km (0.084 R)
• M5: 2,685,132 km (0.087 R)
• M6: 3,148,138 km (0.048 R)
• M7: 3,714,814 km (0.111 R)
• M8: 4,063,976 km (0.108 R)
• M9: 5,081,690 km (0.09 R)
• M10: 6,599,809 km (0.072 R)
• M11: 7,567,259 km (0.079 R)
• M12: 7,909,987 km (0.076 R)
• M13: 8,765,238 km (0.052 R)
• M14: 9,336,254 km (0.026 R)
• M15: 10,980,334 km (0.12 R)
• M16: 13,731,439 km (0.115 R)
• M17: 14,112,764 km (0.114 R)
• M18: 16,622,717 km (0.107 R)
• M19: 18,020,560 km (0.066 R)
• M20: 22,418,438 km (0.093 R)
• M21: 26,006,243 km (0.067 R)
• M22: 27,083,348 km (0.11 R)
• M23: 28,702,745 km (0.047 R)
• M24: 32,468,423 km (0.078 R)
• M25: 37,406,200 km (0.105 R)
• M26: 38,025,385 km (0.12 R)
• M27: 41,620,072 km (0.094 R)
• M28: 44,184,330 km (0.099 R)
• M29: 45,434,968 km (0.1 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 12,159 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit