🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.1

Radius: 10.3

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.4 AU - 0.64 AU

Year: 259 Days

Day: 8.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,925,924 km

• M1: 128,056 km (0.095 R)
• M2: 512,373 km (0.077 R)
• M3: 898,036 km (0.117 R)
• M4: 1,250,638 km (0.088 R)
• M5: 1,580,502 km (0.11 R)
• M6: 2,271,793 km (0.094 R)
• M7: 2,762,175 km (0.083 R)
• M8: 3,352,488 km (0.07 R)
• M9: 3,710,925 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565

Radius: 9.2

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.43 AU - 2.93 AU

Year: 3028 Days

Day: 12.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 135.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,925,924 km

• M1: 114,891 km (0.041 R)
• M2: 595,998 km (0.12 R)
• M3: 1,185,862 km (0.044 R)
• M4: 1,493,585 km (0.051 R)
• M5: 1,926,821 km (0.051 R)
• M6: 3,486,378 km (0.081 R)
• M7: 6,536,829 km (0.098 R)
• M8: 8,789,623 km (0.09 R)
• M9: 12,449,984 km (0.114 R)
• M10: 13,572,117 km (0.091 R)
• M11: 15,657,811 km (0.109 R)
• M12: 16,275,949 km (0.036 R)
• M13: 20,211,570 km (0.083 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 356.1

Radius: 4.8

Gravity: 15.46 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.66 AU - 7.5 AU

Year: 10348 Days

Day: 23.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,925,924 km

• M1: 62,831 km (0.095 R)
• M2: 263,591 km (0.101 R)
• M3: 1,244,056 km (0.078 R)
• M4: 1,566,589 km (0.09 R)
• M5: 2,169,319 km (0.114 R)
• M6: 2,579,516 km (0.11 R)
• M7: 3,695,516 km (0.1 R)
• M8: 6,293,732 km (0.048 R)
• M9: 16,339,528 km (0.073 R)
• M10: 18,315,567 km (0.055 R)
• M11: 25,985,898 km (0.118 R)
• M12: 27,628,632 km (0.052 R)
• M13: 28,191,270 km (0.119 R)
• M14: 30,418,782 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386

Radius: 7.6

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 7.99 AU - 8.21 AU

Year: 15913 Days

Day: 18.3 Hours

Environment

Temp: -241 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,925,924 km

• M1: 94,695 km (0.09 R)
• M2: 340,934 km (0.074 R)
• M3: 675,883 km (0.037 R)
• M4: 1,030,430 km (0.089 R)
• M5: 1,637,947 km (0.042 R)
• M6: 2,047,995 km (0.096 R)
• M7: 2,980,887 km (0.058 R)
• M8: 3,339,324 km (0.101 R)
• M9: 3,620,268 km (0.117 R)
• M10: 3,889,245 km (0.093 R)
• M11: 5,616,203 km (0.117 R)
• M12: 5,977,781 km (0.091 R)
• M13: 6,278,024 km (0.09 R)
• M14: 7,366,947 km (0.099 R)
• M15: 7,668,836 km (0.072 R)
• M16: 8,297,147 km (0.071 R)
• M17: 11,671,925 km (0.062 R)
• M18: 12,563,678 km (0.105 R)
• M19: 17,182,213 km (0.116 R)
• M20: 18,100,146 km (0.085 R)
• M21: 18,969,908 km (0.026 R)
• M22: 25,363,870 km (0.094 R)
• M23: 29,363,070 km (0.083 R)
• M24: 39,626,681 km (0.071 R)
• M25: 42,452,435 km (0.116 R)
• M26: 43,005,648 km (0.102 R)
• M27: 46,279,597 km (0.104 R)
• M28: 49,869,049 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.5

Radius: 6.5

Gravity: 13.79 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.31 AU - 10.73 AU

Year: 18699 Days

Day: 24.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,925,924 km

• M1: 86,767 km (0.117 R)
• M2: 431,141 km (0.12 R)
• M3: 665,262 km (0.09 R)
• M4: 1,182,571 km (0.093 R)
• M5: 1,576,014 km (0.094 R)
• M6: 1,939,686 km (0.111 R)
• M7: 2,253,243 km (0.107 R)
• M8: 2,858,965 km (0.101 R)
• M9: 3,456,160 km (0.092 R)
• M10: 3,858,428 km (0.087 R)
• M11: 5,516,421 km (0.107 R)
• M12: 5,985,411 km (0.049 R)
• M13: 6,188,565 km (0.095 R)
• M14: 8,130,943 km (0.077 R)
• M15: 8,430,887 km (0.094 R)
• M16: 8,999,957 km (0.108 R)
• M17: 11,660,406 km (0.117 R)
• M18: 13,100,734 km (0.107 R)
• M19: 14,951,410 km (0.086 R)
• M20: 16,173,026 km (0.083 R)
• M21: 19,074,776 km (0.115 R)
• M22: 20,786,923 km (0.088 R)
• M23: 22,697,139 km (0.11 R)
• M24: 25,140,072 km (0.097 R)
• M25: 25,777,060 km (0.071 R)
• M26: 27,416,802 km (0.102 R)
• M27: 27,640,600 km (0.105 R)
• M28: 28,433,319 km (0.1 R)
• M29: 29,945,754 km (0.107 R)
• M30: 32,003,323 km (0.109 R)
• M31: 38,458,022 km (0.062 R)
• M32: 41,766,230 km (0.09 R)
• M33: 48,942,439 km (0.111 R)
• M34: 55,994,483 km (0.097 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 17,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit