🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.52 AU - 0.58 AU

Year: 179 Days

Day: 20.7 Hours

Environment

Temp: 13 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.65 AU - 2.19 AU

Year: 1170 Days

Day: 47.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.7

Radius: 14.4

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3 AU - 3.42 AU

Year: 2529 Days

Day: 6.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,013,521 km

• M1: 179,218 km (0.118 R)
• M2: 662,719 km (0.103 R)
• M3: 1,141,432 km (0.064 R)
• M4: 1,662,032 km (0.105 R)
• M5: 2,819,920 km (0.091 R)
• M6: 3,850,350 km (0.083 R)
• M7: 4,404,909 km (0.11 R)
• M8: 5,249,090 km (0.102 R)
• M9: 6,101,499 km (0.077 R)
• M10: 7,565,164 km (0.043 R)
• M11: 8,440,162 km (0.068 R)
• M12: 11,473,708 km (0.066 R)
• M13: 12,950,239 km (0.105 R)
• M14: 14,159,887 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.2

Radius: 14.5

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.96 AU - 6.5 AU

Year: 6838 Days

Day: 9.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,013,521 km

• M1: 230,830 km (0.083 R)
• M2: 689,197 km (0.092 R)
• M3: 1,412,952 km (0.096 R)
• M4: 6,089,232 km (0.104 R)
• M5: 6,622,099 km (0.077 R)
• M6: 8,988,588 km (0.058 R)
• M7: 9,770,387 km (0.096 R)
• M8: 15,207,222 km (0.038 R)
• M9: 16,129,493 km (0.072 R)
• M10: 20,489,074 km (0.091 R)
• M11: 22,701,327 km (0.07 R)
• M12: 25,749,683 km (0.116 R)
• M13: 26,530,584 km (0.075 R)
• M14: 29,908,055 km (0.077 R)
• M15: 31,650,721 km (0.057 R)
• M16: 32,950,726 km (0.067 R)
• M17: 34,704,013 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.2

Radius: 10.6

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 6.49 AU - 7.73 AU

Year: 8336 Days

Day: 11.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,013,521 km

• M1: 133,441 km (0.059 R)
• M2: 1,201,420 km (0.109 R)
• M3: 1,759,271 km (0.084 R)
• M4: 2,137,903 km (0.093 R)
• M5: 4,210,582 km (0.109 R)
• M6: 5,473,337 km (0.107 R)
• M7: 5,998,875 km (0.116 R)
• M8: 6,423,134 km (0.106 R)
• M9: 6,763,170 km (0.103 R)
• M10: 8,088,308 km (0.032 R)
• M11: 9,021,051 km (0.097 R)
• M12: 9,579,200 km (0.069 R)
• M13: 11,441,993 km (0.044 R)
• M14: 12,722,102 km (0.09 R)
• M15: 13,151,298 km (0.035 R)
• M16: 15,084,252 km (0.111 R)
• M17: 15,748,317 km (0.119 R)
• M18: 16,876,734 km (0.051 R)
• M19: 18,669,365 km (0.094 R)
• M20: 25,901,076 km (0.116 R)
• M21: 31,770,848 km (0.091 R)
• M22: 34,700,572 km (0.031 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: 527 - 14,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit