🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.57 AU - 0.85 AU

Year: 222 Days

Day: 38.9 Hours

Environment

Temp: 143 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,459,311 km

• M1: 138,378 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.89 AU - 0.95 AU

Year: 327 Days

Day: 29.4 Hours

Environment

Temp: 42 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.96 AU - 1.38 AU

Year: 469 Days

Day: 19.6 Hours

Environment

Temp: -5 °C

Axial Tilt: 44.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 38,459,311 km

• M1: 43,832 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.05 AU - 1.43 AU

Year: 512 Days

Day: 19.6 Hours

Environment

Temp: -3 °C

Axial Tilt: 73.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.27 AU - 1.47 AU

Year: 595 Days

Day: 47.9 Hours

Environment

Temp: -33 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.79 AU - 2.42 AU

Year: 1129 Days

Day: 39.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.95 AU - 2.93 AU

Year: 1413 Days

Day: 47.2 Hours

Environment

Temp: -82 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,459,311 km

• M1: 836,850 km (0.031 R)

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.4

Radius: 11

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.47 AU - 8.85 AU

Year: 7862 Days

Day: 9.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,459,311 km

• M1: 136,732 km (0.105 R)
• M2: 794,963 km (0.069 R)
• M3: 2,340,758 km (0.085 R)
• M4: 2,895,616 km (0.118 R)
• M5: 4,590,411 km (0.038 R)
• M6: 5,310,575 km (0.095 R)
• M7: 6,005,158 km (0.092 R)
• M8: 6,759,281 km (0.047 R)
• M9: 15,792,299 km (0.086 R)
• M10: 18,603,991 km (0.077 R)
• M11: 19,905,493 km (0.065 R)
• M12: 20,502,987 km (0.05 R)
• M13: 23,423,287 km (0.038 R)
• M14: 27,152,911 km (0.097 R)
• M15: 28,354,182 km (0.061 R)
• M16: 36,426,932 km (0.067 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 12,586 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit