🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.49 AU - 0.67 AU

Year: 162 Days

Day: 13.9 Hours

Environment

Temp: 189 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.79 AU - 0.93 AU

Year: 293 Days

Day: 34.9 Hours

Environment

Temp: 96 °C

Axial Tilt: 145 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 58,161,665 km

• M1: 143,913 km (0.092 R)
• M2: 541,993 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2 AU - 2.54 AU

Year: 1255 Days

Day: 20.8 Hours

Environment

Temp: -86 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.81 AU - 3.47 AU

Year: 2043 Days

Day: 19.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.51 AU - 4.75 AU

Year: 3081 Days

Day: 46.3 Hours

Environment

Temp: -117 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.9

Radius: 13.9

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.33 AU - 6.35 AU

Year: 5181 Days

Day: 8.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,161,665 km

• M1: 172,935 km (0.109 R)
• M2: 855,550 km (0.075 R)
• M3: 3,595,435 km (0.103 R)
• M4: 4,111,249 km (0.107 R)
• M5: 5,688,609 km (0.054 R)
• M6: 10,694,303 km (0.085 R)
• M7: 11,417,160 km (0.088 R)
• M8: 12,960,860 km (0.103 R)
• M9: 13,537,710 km (0.116 R)
• M10: 21,065,624 km (0.107 R)
• M11: 23,450,513 km (0.115 R)
• M12: 24,019,883 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221.3

Radius: 3.9

Gravity: 14.55 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 12.22 AU - 19.8 AU

Year: 23516 Days

Day: 16.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,161,665 km

• M1: 48,470 km (0.05 R)
• M2: 218,413 km (0.119 R)
• M3: 822,040 km (0.111 R)
• M4: 1,297,014 km (0.093 R)
• M5: 3,064,363 km (0.069 R)
• M6: 9,664,471 km (0.094 R)
• M7: 11,563,915 km (0.078 R)
• M8: 12,351,548 km (0.112 R)
• M9: 14,858,061 km (0.118 R)
• M10: 20,935,923 km (0.1 R)
• M11: 25,558,796 km (0.081 R)
• M12: 26,475,831 km (0.104 R)
• M13: 34,369,512 km (0.115 R)
• M14: 35,235,834 km (0.031 R)
• M15: 46,491,278 km (0.113 R)
• M16: 49,402,752 km (0.087 R)
• M17: 49,873,237 km (0.093 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 17,844 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit