🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.48 AU - 1.56 AU

Year: 702 Days

Day: 30.2 Hours

Environment

Temp: -51 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 92,153,415 km

• M1: 112,946 km (0.1 R)
• M2: 597,344 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.93 AU - 3.09 AU

Year: 1957 Days

Day: 44.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 92,153,415 km

• M1: 116,387 km (0.093 R)
• M2: 223,948 km (0.097 R)

Asteroid Belt

Center: 3.82 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.7

Radius: 10.5

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.28 AU - 4.96 AU

Year: 3721 Days

Day: 12.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 92,153,415 km

• M1: 131,197 km (0.072 R)
• M2: 575,204 km (0.073 R)
• M3: 1,022,202 km (0.117 R)
• M4: 1,546,393 km (0.111 R)
• M5: 2,361,253 km (0.066 R)
• M6: 2,857,918 km (0.118 R)
• M7: 3,321,372 km (0.057 R)
• M8: 4,042,583 km (0.037 R)
• M9: 4,953,335 km (0.066 R)
• M10: 5,919,887 km (0.074 R)
• M11: 8,637,781 km (0.092 R)
• M12: 10,918,251 km (0.113 R)
• M13: 16,885,411 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.6

Radius: 14.5

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.94 AU - 9.9 AU

Year: 8352 Days

Day: 9.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 92,153,415 km

• M1: 185,352 km (0.037 R)
• M2: 637,736 km (0.116 R)
• M3: 1,120,937 km (0.106 R)
• M4: 2,837,423 km (0.029 R)
• M5: 3,744,883 km (0.034 R)
• M6: 5,940,382 km (0.093 R)
• M7: 7,653,726 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 809.3

Radius: 7.6

Gravity: 14.01 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 12.39 AU - 20.09 AU

Year: 24525 Days

Day: 18.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 92,153,415 km

• M1: 94,546 km (0.1 R)
• M2: 405,261 km (0.065 R)
• M3: 715,975 km (0.116 R)
• M4: 1,009,486 km (0.029 R)
• M5: 1,693,897 km (0.107 R)
• M6: 2,680,794 km (0.073 R)
• M7: 3,111,037 km (0.076 R)
• M8: 3,402,903 km (0.1 R)
• M9: 5,266,593 km (0.119 R)
• M10: 6,866,393 km (0.037 R)
• M11: 7,724,486 km (0.064 R)
• M12: 9,774,874 km (0.109 R)
• M13: 10,403,335 km (0.078 R)
• M14: 12,889,951 km (0.111 R)
• M15: 15,161,595 km (0.101 R)
• M16: 15,494,450 km (0.105 R)
• M17: 16,610,450 km (0.079 R)
• M18: 17,323,284 km (0.113 R)
• M19: 19,486,319 km (0.106 R)
• M20: 21,196,373 km (0.098 R)
• M21: 24,568,159 km (0.094 R)
• M22: 31,132,514 km (0.104 R)
• M23: 40,187,972 km (0.051 R)
• M24: 47,760,915 km (0.036 R)
• M25: 57,835,883 km (0.076 R)
• M26: 58,853,598 km (0.053 R)
• M27: 60,506,804 km (0.098 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 11,326 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit