🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.52 AU - 0.58 AU

Year: 148 Days

Day: 23.2 Hours

Environment

Temp: 162 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.68 AU - 0.98 AU

Year: 275 Days

Day: 42.5 Hours

Environment

Temp: 110 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.87 AU - 0.93 AU

Year: 310 Days

Day: 45.4 Hours

Environment

Temp: 97 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.26 AU - 1.46 AU

Year: 576 Days

Day: 19.3 Hours

Environment

Temp: 3 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 24,499,257 km

• M1: 190,438 km (0.073 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.88 AU - 2.04 AU

Year: 997 Days

Day: 41.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.63 AU - 2.59 AU

Year: 1114 Days

Day: 27.4 Hours

Environment

Temp: -63 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370

Radius: 11.4

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.8 AU - 6.64 AU

Year: 4972 Days

Day: 5.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,499,257 km

• M1: 141,819 km (0.1 R)
• M2: 540,946 km (0.068 R)
• M3: 947,403 km (0.117 R)
• M4: 1,395,599 km (0.078 R)
• M5: 2,202,529 km (0.074 R)
• M6: 4,150,144 km (0.09 R)
• M7: 6,031,487 km (0.052 R)
• M8: 8,425,053 km (0.11 R)
• M9: 9,157,634 km (0.111 R)
• M10: 13,473,682 km (0.091 R)
• M11: 14,475,688 km (0.08 R)
• M12: 17,898,338 km (0.091 R)
• M13: 18,985,167 km (0.089 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 14,227 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit