🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.51 AU - 0.73 AU

Year: 173 Days

Day: 41.4 Hours

Environment

Temp: 174 °C

Axial Tilt: 41.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.18 AU - 1.66 AU

Year: 600 Days

Day: 37.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 98 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 63,852,437 km

• M1: 692,489 km (0.074 R)
• M2: 1,153,998 km (0.094 R)

Asteroid Belt

Center: 2.1 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.15 AU - 3.41 AU

Year: 1644 Days

Day: 41 Hours

Environment

Temp: -93 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.9

Radius: 11

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 8.19 AU - 8.25 AU

Year: 8361 Days

Day: 14.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,852,437 km

• M1: 238,758 km (0.119 R)
• M2: 1,136,794 km (0.096 R)
• M3: 1,794,127 km (0.108 R)
• M4: 2,309,342 km (0.079 R)
• M5: 3,406,792 km (0.068 R)
• M6: 6,362,098 km (0.093 R)
• M7: 8,171,784 km (0.106 R)
• M8: 9,943,322 km (0.099 R)
• M9: 15,682,345 km (0.119 R)
• M10: 17,574,907 km (0.085 R)
• M11: 20,053,894 km (0.028 R)
• M12: 21,675,086 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 443.7

Radius: 4.6

Gravity: 20.97 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 11.65 AU - 16.87 AU

Year: 19104 Days

Day: 16.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,852,437 km

• M1: 58,343 km (0.045 R)
• M2: 255,812 km (0.116 R)
• M3: 404,961 km (0.075 R)
• M4: 803,490 km (0.087 R)
• M5: 995,424 km (0.083 R)
• M6: 1,728,454 km (0.096 R)
• M7: 2,032,287 km (0.083 R)
• M8: 3,475,458 km (0.117 R)
• M9: 3,900,016 km (0.109 R)
• M10: 8,669,945 km (0.055 R)
• M11: 12,185,345 km (0.027 R)
• M12: 12,894,738 km (0.103 R)
• M13: 14,896,507 km (0.088 R)
• M14: 15,857,524 km (0.11 R)
• M15: 17,739,166 km (0.093 R)
• M16: 21,751,979 km (0.078 R)
• M17: 22,411,257 km (0.088 R)
• M18: 25,079,185 km (0.106 R)
• M19: 25,284,883 km (0.086 R)
• M20: 29,409,296 km (0.084 R)
• M21: 31,391,468 km (0.114 R)
• M22: 33,336,689 km (0.064 R)
• M23: 36,271,500 km (0.085 R)
• M24: 55,099,888 km (0.111 R)
• M25: 62,333,543 km (0.094 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: 490 - 16,545 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit