🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.5

Radius: 14.7

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.78 AU - 1.8 AU

Year: 1523 Days

Day: 10.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,046,958 km

• M1: 187,147 km (0.076 R)
• M2: 762,052 km (0.115 R)
• M3: 1,366,277 km (0.04 R)
• M4: 2,132,667 km (0.055 R)
• M5: 3,049,104 km (0.099 R)
• M6: 3,987,531 km (0.095 R)
• M7: 4,452,332 km (0.102 R)
• M8: 4,918,778 km (0.1 R)
• M9: 5,436,686 km (0.116 R)
• M10: 6,190,809 km (0.094 R)
• M11: 7,080,018 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.4

Radius: 11.3

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.74 AU - 2.04 AU

Year: 1652 Days

Day: 7.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,046,958 km

• M1: 149,598 km (0.118 R)
• M2: 504,594 km (0.11 R)
• M3: 913,295 km (0.06 R)
• M4: 1,344,436 km (0.095 R)
• M5: 1,709,754 km (0.073 R)
• M6: 2,621,403 km (0.091 R)
• M7: 3,141,256 km (0.093 R)
• M8: 4,185,449 km (0.105 R)
• M9: 5,360,391 km (0.067 R)
• M10: 6,202,328 km (0.063 R)
• M11: 6,693,009 km (0.071 R)
• M12: 7,235,899 km (0.046 R)
• M13: 8,858,737 km (0.11 R)
• M14: 9,674,644 km (0.065 R)
• M15: 10,921,093 km (0.11 R)
• M16: 13,165,660 km (0.096 R)

Asteroid Belt

Center: 3.3 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.6

Radius: 12.8

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.61 AU - 5.81 AU

Year: 6499 Days

Day: 7.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,046,958 km

• M1: 159,322 km (0.104 R)
• M2: 565,630 km (0.107 R)
• M3: 1,015,620 km (0.088 R)
• M4: 1,740,422 km (0.119 R)
• M5: 3,079,323 km (0.087 R)
• M6: 3,767,323 km (0.078 R)
• M7: 4,173,182 km (0.059 R)
• M8: 5,631,462 km (0.042 R)
• M9: 6,460,683 km (0.09 R)
• M10: 7,010,306 km (0.067 R)
• M11: 10,060,008 km (0.112 R)
• M12: 11,183,338 km (0.112 R)
• M13: 12,440,709 km (0.111 R)
• M14: 13,076,649 km (0.088 R)
• M15: 15,354,725 km (0.099 R)
• M16: 16,273,556 km (0.1 R)
• M17: 17,293,813 km (0.107 R)
• M18: 20,174,470 km (0.077 R)
• M19: 22,808,140 km (0.117 R)
• M20: 23,601,009 km (0.09 R)
• M21: 26,004,149 km (0.079 R)
• M22: 28,932,378 km (0.119 R)
• M23: 31,099,004 km (0.112 R)
• M24: 32,868,447 km (0.036 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.9

Radius: 4.2

Gravity: 30.04 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.99 AU - 7.25 AU

Year: 10830 Days

Day: 22.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 32,046,958 km

• M1: 52,359 km (0.113 R)
• M2: 345,721 km (0.116 R)
• M3: 608,863 km (0.054 R)
• M4: 964,607 km (0.071 R)
• M5: 1,218,175 km (0.066 R)
• M6: 1,406,519 km (0.065 R)
• M7: 1,614,161 km (0.107 R)
• M8: 1,939,088 km (0.116 R)
• M9: 2,595,673 km (0.096 R)
• M10: 2,908,781 km (0.076 R)
• M11: 4,593,403 km (0.063 R)
• M12: 5,372,957 km (0.05 R)
• M13: 5,846,135 km (0.109 R)
• M14: 6,057,218 km (0.082 R)
• M15: 6,913,815 km (0.079 R)
• M16: 7,070,743 km (0.097 R)
• M17: 7,270,008 km (0.119 R)
• M18: 7,514,301 km (0.105 R)
• M19: 7,806,017 km (0.051 R)
• M20: 8,772,419 km (0.103 R)
• M21: 9,668,959 km (0.07 R)
• M22: 11,098,965 km (0.037 R)
• M23: 11,752,858 km (0.071 R)
• M24: 14,950,362 km (0.105 R)
• M25: 15,146,934 km (0.106 R)
• M26: 15,950,574 km (0.118 R)
• M27: 18,987,411 km (0.088 R)
• M28: 19,218,090 km (0.037 R)
• M29: 22,731,995 km (0.109 R)
• M30: 23,079,062 km (0.039 R)
• M31: 26,747,202 km (0.113 R)
• M32: 29,534,060 km (0.072 R)
• M33: 34,294,564 km (0.071 R)
• M34: 38,183,211 km (0.107 R)
• M35: 38,920,429 km (0.046 R)
• M36: 41,446,240 km (0.109 R)
• M37: 42,355,496 km (0.059 R)
• M38: 44,213,800 km (0.078 R)
• M39: 46,403,165 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.9

Radius: 3.3

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 7.51 AU - 9.89 AU

Year: 16316 Days

Day: 21.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,046,958 km

• M1: 45,478 km (0.062 R)
• M2: 271,071 km (0.097 R)
• M3: 958,025 km (0.116 R)
• M4: 1,266,047 km (0.078 R)
• M5: 1,472,941 km (0.115 R)
• M6: 1,811,181 km (0.113 R)
• M7: 4,489,582 km (0.047 R)
• M8: 9,884,380 km (0.077 R)
• M9: 20,684,000 km (0.076 R)
• M10: 21,335,798 km (0.08 R)
• M11: 25,454,526 km (0.116 R)
• M12: 26,202,665 km (0.119 R)
• M13: 28,093,134 km (0.108 R)
• M14: 28,802,527 km (0.067 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: 173 - 18,979 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit