🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.64 AU - 0.76 AU

Year: 215 Days

Day: 38.3 Hours

Environment

Temp: 130 °C

Axial Tilt: 18 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.9 AU - 1.02 AU

Year: 345 Days

Day: 24.6 Hours

Environment

Temp: 43 °C

Axial Tilt: 49.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.91 AU - 1.17 AU

Year: 389 Days

Day: 32.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 28,989,930 km

• M1: 80,633 km (0.116 R)
• M2: 115,190 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.91 AU - 2.61 AU

Year: 1247 Days

Day: 19.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,989,930 km

• M1: 39,643 km (0.087 R)
• M2: 257,608 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.3

Radius: 10.4

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.9 AU - 5.64 AU

Year: 3824 Days

Day: 9.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,989,930 km

• M1: 130,300 km (0.08 R)
• M2: 522,246 km (0.113 R)
• M3: 1,278,763 km (0.118 R)
• M4: 1,602,941 km (0.11 R)
• M5: 2,160,193 km (0.103 R)
• M6: 2,500,379 km (0.047 R)
• M7: 3,197,505 km (0.104 R)
• M8: 3,976,311 km (0.107 R)
• M9: 4,492,125 km (0.099 R)
• M10: 5,362,336 km (0.06 R)
• M11: 5,768,195 km (0.12 R)
• M12: 6,311,684 km (0.105 R)
• M13: 6,641,697 km (0.087 R)
• M14: 8,397,377 km (0.113 R)
• M15: 11,693,318 km (0.095 R)
• M16: 13,876,998 km (0.109 R)
• M17: 14,385,481 km (0.111 R)
• M18: 15,765,970 km (0.113 R)
• M19: 17,232,777 km (0.088 R)
• M20: 19,348,241 km (0.034 R)
• M21: 19,727,471 km (0.111 R)
• M22: 22,246,251 km (0.103 R)
• M23: 23,943,289 km (0.091 R)
• M24: 24,307,410 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 26.5

Radius: 4.5

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 14.1 AU - 18.28 AU

Year: 23913 Days

Day: 17.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,989,930 km

• M1: 73,153 km (0.044 R)
• M2: 213,775 km (0.109 R)
• M3: 1,058,405 km (0.044 R)
• M4: 1,812,229 km (0.051 R)
• M5: 2,927,780 km (0.089 R)
• M6: 3,694,469 km (0.094 R)
• M7: 4,765,590 km (0.057 R)
• M8: 5,878,299 km (0.07 R)
• M9: 6,089,531 km (0.097 R)
• M10: 6,655,759 km (0.118 R)
• M11: 11,173,615 km (0.119 R)
• M12: 12,165,149 km (0.112 R)
• M13: 12,508,177 km (0.117 R)
• M14: 16,126,202 km (0.109 R)
• M15: 16,540,289 km (0.081 R)
• M16: 17,575,356 km (0.119 R)
• M17: 18,331,424 km (0.082 R)
• M18: 22,003,902 km (0.06 R)
• M19: 24,241,737 km (0.105 R)
• M20: 28,644,103 km (0.117 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: 525 - 16,606 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit