🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.39 AU - 0.63 AU

Year: 127 Days

Day: 22.6 Hours

Environment

Temp: 206 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 88,666,142 km

• M1: 334,351 km (0.038 R)
• M2: 378,483 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.44 AU - 0.66 AU

Year: 142 Days

Day: 40.1 Hours

Environment

Temp: 192 °C

Axial Tilt: 1.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.73 AU - 0.93 AU

Year: 263 Days

Day: 37.7 Hours

Environment

Temp: 186 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 88,666,142 km

• M1: 32,014 km (0.094 R)
• M2: 379,530 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.53 AU - 4.19 AU

Year: 2641 Days

Day: 35 Hours

Environment

Temp: -99 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,666,142 km

• M1: 586,872 km (0.095 R)

Asteroid Belt

Center: 5.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.7

Radius: 8.5

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.24 AU - 9.12 AU

Year: 7412 Days

Day: 11.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,666,142 km

• M1: 107,262 km (0.063 R)
• M2: 462,856 km (0.057 R)
• M3: 1,087,277 km (0.058 R)
• M4: 1,775,128 km (0.101 R)
• M5: 2,208,065 km (0.095 R)
• M6: 3,139,611 km (0.103 R)
• M7: 4,267,429 km (0.047 R)
• M8: 4,540,744 km (0.063 R)
• M9: 10,063,299 km (0.095 R)
• M10: 15,549,801 km (0.081 R)
• M11: 17,846,128 km (0.094 R)
• M12: 21,071,907 km (0.092 R)
• M13: 21,467,594 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.6

Radius: 5.5

Gravity: 14.93 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 18.22 AU - 21.64 AU

Year: 30985 Days

Day: 16.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,666,142 km

• M1: 80,184 km (0.092 R)
• M2: 338,540 km (0.099 R)
• M3: 854,204 km (0.093 R)
• M4: 1,277,865 km (0.102 R)
• M5: 1,643,632 km (0.116 R)
• M6: 2,707,871 km (0.063 R)
• M7: 20,277,393 km (0.104 R)
• M8: 22,540,061 km (0.081 R)
• M9: 26,123,229 km (0.036 R)
• M10: 29,047,119 km (0.1 R)
• M11: 30,849,774 km (0.051 R)
• M12: 40,832,140 km (0.114 R)
• M13: 48,739,884 km (0.065 R)
• M14: 56,618,306 km (0.089 R)
• M15: 64,012,480 km (0.085 R)
• M16: 86,818,526 km (0.114 R)

Kuiper Belt

Range: 31.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 14,700 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit