🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.44 AU - 0.68 AU

Year: 152 Days

Day: 17.4 Hours

Environment

Temp: 225 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.66 AU - 0.76 AU

Year: 216 Days

Day: 41.1 Hours

Environment

Temp: 157 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.96 AU - 1.38 AU

Year: 458 Days

Day: 38.2 Hours

Environment

Temp: 11 °C

Axial Tilt: 19.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 31,759,475 km

• M1: 564,134 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.12 AU - 4.44 AU

Year: 2658 Days

Day: 15.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.1

Radius: 11.2

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.63 AU - 8.87 AU

Year: 8570 Days

Day: 11.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,759,475 km

• M1: 145,858 km (0.089 R)
• M2: 834,457 km (0.112 R)
• M3: 1,951,803 km (0.114 R)
• M4: 2,711,312 km (0.06 R)
• M5: 4,006,829 km (0.074 R)
• M6: 4,731,481 km (0.069 R)
• M7: 5,125,373 km (0.045 R)
• M8: 5,769,242 km (0.109 R)
• M9: 6,195,446 km (0.119 R)
• M10: 7,191,618 km (0.096 R)
• M11: 10,403,036 km (0.044 R)
• M12: 10,929,022 km (0.117 R)
• M13: 12,379,972 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.1

Radius: 9

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 9.99 AU - 12.79 AU

Year: 13902 Days

Day: 7.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,759,475 km

• M1: 114,742 km (0.038 R)
• M2: 487,091 km (0.027 R)
• M3: 1,027,588 km (0.09 R)
• M4: 1,780,813 km (0.107 R)
• M5: 3,132,430 km (0.101 R)
• M6: 3,568,358 km (0.025 R)
• M7: 4,091,651 km (0.119 R)
• M8: 8,292,060 km (0.056 R)
• M9: 10,599,159 km (0.101 R)
• M10: 11,248,563 km (0.1 R)
• M11: 13,197,973 km (0.109 R)
• M12: 18,470,400 km (0.114 R)
• M13: 24,515,201 km (0.081 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 15,676 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit