🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.43 AU - 0.57 AU

Year: 134 Days

Day: 36.1 Hours

Environment

Temp: 242 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 90,059,799 km

• M1: 53,556 km (0.101 R)
• M2: 146,008 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.63 AU - 2.17 AU

Year: 992 Days

Day: 15.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,059,799 km

• M1: 192,682 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.9 AU - 2.74 AU

Year: 1338 Days

Day: 32.7 Hours

Environment

Temp: -87 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.26 AU - 2.58 AU

Year: 1426 Days

Day: 34.9 Hours

Environment

Temp: -86 °C

Axial Tilt: 47 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,059,799 km

• M1: 20,046 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.48 AU - 3.52 AU

Year: 1968 Days

Day: 35.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,059,799 km

• M1: 44,730 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.8

Radius: 9.8

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.16 AU - 8.6 AU

Year: 7593 Days

Day: 8.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 90,059,799 km

• M1: 123,119 km (0.091 R)
• M2: 529,876 km (0.077 R)
• M3: 3,066,008 km (0.095 R)
• M4: 8,660,370 km (0.114 R)
• M5: 12,384,609 km (0.044 R)
• M6: 13,295,960 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.9

Radius: 8.9

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.74 AU - 9.5 AU

Year: 8764 Days

Day: 12.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 103.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 90,059,799 km

• M1: 110,702 km (0.118 R)
• M2: 426,055 km (0.118 R)
• M3: 982,858 km (0.072 R)
• M4: 1,382,434 km (0.113 R)
• M5: 2,633,521 km (0.119 R)
• M6: 2,959,046 km (0.12 R)
• M7: 3,456,010 km (0.052 R)
• M8: 4,415,381 km (0.096 R)
• M9: 5,010,930 km (0.115 R)
• M10: 6,362,098 km (0.092 R)
• M11: 10,023,357 km (0.089 R)
• M12: 13,898,839 km (0.12 R)
• M13: 15,989,170 km (0.12 R)
• M14: 19,538,828 km (0.037 R)
• M15: 23,658,604 km (0.084 R)
• M16: 25,392,443 km (0.084 R)
• M17: 26,622,138 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.8

Radius: 12.1

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 8.62 AU - 10.04 AU

Year: 10794 Days

Day: 8.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 90,059,799 km

• M1: 150,645 km (0.079 R)
• M2: 1,269,787 km (0.073 R)
• M3: 1,683,874 km (0.094 R)
• M4: 4,040,339 km (0.115 R)
• M5: 5,368,020 km (0.049 R)
• M6: 6,426,575 km (0.034 R)
• M7: 7,565,912 km (0.116 R)
• M8: 9,981,619 km (0.104 R)
• M9: 11,756,897 km (0.059 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 497

Radius: 6.9

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 18.45 AU - 18.63 AU

Year: 30235 Days

Day: 25 Hours

Environment

Temp: -206 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,059,799 km

• M1: 85,869 km (0.086 R)
• M2: 732,581 km (0.073 R)
• M3: 1,209,349 km (0.111 R)
• M4: 1,741,319 km (0.058 R)
• M5: 1,977,534 km (0.081 R)
• M6: 2,490,954 km (0.112 R)
• M7: 4,389,501 km (0.082 R)
• M8: 5,180,425 km (0.072 R)
• M9: 6,018,622 km (0.116 R)
• M10: 6,286,851 km (0.085 R)
• M11: 7,390,135 km (0.053 R)
• M12: 9,190,695 km (0.086 R)
• M13: 10,223,967 km (0.059 R)
• M14: 10,801,265 km (0.08 R)
• M15: 11,131,278 km (0.066 R)
• M16: 12,161,858 km (0.102 R)
• M17: 15,634,025 km (0.109 R)
• M18: 20,508,222 km (0.088 R)
• M19: 23,232,400 km (0.053 R)
• M20: 27,756,987 km (0.115 R)
• M21: 28,251,857 km (0.109 R)
• M22: 31,079,406 km (0.082 R)
• M23: 33,250,371 km (0.107 R)
• M24: 34,943,519 km (0.118 R)
• M25: 35,520,518 km (0.054 R)
• M26: 36,841,916 km (0.11 R)
• M27: 46,152,439 km (0.12 R)
• M28: 63,514,618 km (0.06 R)
• M29: 69,691,514 km (0.082 R)
• M30: 83,222,642 km (0.116 R)
• M31: 90,059,863 km (0.053 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: 175 - 16,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit