🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.72 AU - 0.84 AU

Year: 260 Days

Day: 19.6 Hours

Environment

Temp: 150 °C

Axial Tilt: 48.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.83 AU - 0.93 AU

Year: 311 Days

Day: 22.2 Hours

Environment

Temp: 43 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.88 AU - 1.4 AU

Year: 459 Days

Day: 27.4 Hours

Environment

Temp: -15 °C

Axial Tilt: 5.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.54 AU - 2.82 AU

Year: 1653 Days

Day: 14.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,140,034 km

• M1: 684,410 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.51 AU - 3.03 AU

Year: 1737 Days

Day: 26.5 Hours

Environment

Temp: -100 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.7 AU - 4.44 AU

Year: 3093 Days

Day: 12.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,140,034 km

• M1: 2,026,154 km (0.068 R)

Asteroid Belt

Center: 4.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.2

Radius: 9.1

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.63 AU - 5.81 AU

Year: 4493 Days

Day: 12 Hours

Environment

Temp: -143 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,140,034 km

• M1: 113,246 km (0.092 R)
• M2: 465,399 km (0.111 R)
• M3: 1,015,770 km (0.076 R)
• M4: 1,795,922 km (0.119 R)
• M5: 3,418,611 km (0.104 R)
• M6: 4,152,388 km (0.108 R)
• M7: 5,819,656 km (0.118 R)
• M8: 6,802,514 km (0.05 R)
• M9: 9,469,994 km (0.093 R)
• M10: 12,488,879 km (0.065 R)
• M11: 14,979,983 km (0.096 R)
• M12: 17,266,287 km (0.069 R)
• M13: 18,492,541 km (0.114 R)
• M14: 19,218,689 km (0.078 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.6

Radius: 9.8

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.43 AU - 8.19 AU

Year: 6695 Days

Day: 9.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,140,034 km

• M1: 122,221 km (0.052 R)
• M2: 1,191,397 km (0.11 R)
• M3: 3,720,798 km (0.114 R)
• M4: 4,314,702 km (0.095 R)
• M5: 4,794,313 km (0.031 R)
• M6: 5,150,954 km (0.079 R)
• M7: 6,298,968 km (0.09 R)
• M8: 9,802,251 km (0.073 R)
• M9: 14,014,029 km (0.114 R)
• M10: 14,639,947 km (0.111 R)
• M11: 15,613,380 km (0.103 R)
• M12: 16,342,969 km (0.095 R)
• M13: 17,390,453 km (0.1 R)
• M14: 18,113,310 km (0.089 R)
• M15: 20,138,566 km (0.074 R)
• M16: 20,468,280 km (0.1 R)
• M17: 21,003,092 km (0.108 R)
• M18: 21,822,739 km (0.053 R)
• M19: 25,315,849 km (0.08 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.2

Radius: 11.5

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 10.35 AU - 12.99 AU

Year: 15019 Days

Day: 10.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,140,034 km

• M1: 145,110 km (0.12 R)
• M2: 534,812 km (0.091 R)
• M3: 944,262 km (0.112 R)
• M4: 2,272,840 km (0.051 R)
• M5: 2,675,259 km (0.03 R)
• M6: 3,488,922 km (0.057 R)
• M7: 4,058,141 km (0.071 R)
• M8: 5,238,917 km (0.065 R)
• M9: 7,108,891 km (0.113 R)
• M10: 7,931,230 km (0.084 R)
• M11: 8,714,375 km (0.099 R)
• M12: 10,549,193 km (0.107 R)
• M13: 13,088,916 km (0.106 R)
• M14: 15,484,128 km (0.087 R)
• M15: 17,503,100 km (0.085 R)
• M16: 18,158,040 km (0.091 R)
• M17: 18,914,407 km (0.089 R)
• M18: 24,707,584 km (0.069 R)
• M19: 25,951,042 km (0.075 R)
• M20: 26,374,703 km (0.103 R)
• M21: 30,633,006 km (0.096 R)
• M22: 32,310,896 km (0.111 R)
• M23: 32,924,846 km (0.055 R)
• M24: 34,049,373 km (0.088 R)
• M25: 36,772,802 km (0.052 R)
• M26: 38,255,766 km (0.05 R)
• M27: 40,767,813 km (0.079 R)
• M28: 43,835,467 km (0.069 R)
• M29: 45,809,561 km (0.072 R)
• M30: 47,684,022 km (0.111 R)
• M31: 48,479,883 km (0.102 R)
• M32: 56,932,462 km (0.12 R)
• M33: 58,370,097 km (0.108 R)
• M34: 59,464,106 km (0.05 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 19,257 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit