🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.62 AU - 0.62 AU

Year: 173 Days

Day: 24.3 Hours

Environment

Temp: 174 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 32,693,506 km

• M1: 153,787 km (0.089 R)
• M2: 207,043 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.2 AU - 1.96 AU

Year: 705 Days

Day: 34.6 Hours

Environment

Temp: -28 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.99 AU - 3.17 AU

Year: 1918 Days

Day: 47.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,693,506 km

• M1: 762,500 km (0.117 R)
• M2: 1,653,954 km (0.082 R)

Asteroid Belt

Center: 5.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.1

Radius: 9.7

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.47 AU - 9.91 AU

Year: 8315 Days

Day: 9.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,693,506 km

• M1: 138,976 km (0.071 R)
• M2: 588,967 km (0.088 R)
• M3: 1,110,465 km (0.075 R)
• M4: 1,694,645 km (0.079 R)
• M5: 2,154,509 km (0.106 R)
• M6: 2,749,609 km (0.053 R)
• M7: 3,305,814 km (0.102 R)
• M8: 4,591,607 km (0.074 R)
• M9: 6,799,223 km (0.114 R)
• M10: 7,173,966 km (0.086 R)
• M11: 7,780,286 km (0.111 R)
• M12: 8,381,669 km (0.1 R)
• M13: 8,773,167 km (0.109 R)
• M14: 9,934,645 km (0.096 R)
• M15: 10,240,423 km (0.083 R)
• M16: 11,962,444 km (0.065 R)
• M17: 14,641,293 km (0.117 R)
• M18: 15,441,492 km (0.091 R)
• M19: 16,696,170 km (0.099 R)
• M20: 21,514,268 km (0.11 R)
• M21: 30,272,176 km (0.087 R)
• M22: 31,101,996 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.7

Radius: 14.7

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 8.6 AU - 8.66 AU

Year: 8994 Days

Day: 10.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,693,506 km

• M1: 182,809 km (0.097 R)
• M2: 781,050 km (0.115 R)
• M3: 1,394,103 km (0.059 R)
• M4: 2,952,164 km (0.119 R)
• M5: 3,409,635 km (0.075 R)
• M6: 4,271,019 km (0.106 R)
• M7: 6,015,480 km (0.118 R)
• M8: 6,658,152 km (0.097 R)
• M9: 7,489,767 km (0.056 R)
• M10: 8,785,434 km (0.094 R)
• M11: 12,829,962 km (0.103 R)
• M12: 14,118,897 km (0.093 R)
• M13: 14,852,226 km (0.081 R)
• M14: 16,890,796 km (0.111 R)
• M15: 17,524,343 km (0.106 R)
• M16: 19,177,998 km (0.049 R)
• M17: 20,007,818 km (0.114 R)
• M18: 20,645,853 km (0.112 R)
• M19: 22,037,262 km (0.095 R)
• M20: 22,870,822 km (0.038 R)
• M21: 23,962,138 km (0.107 R)

Kuiper Belt

Range: 30.9 - 46.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 17,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit