🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.51 AU - 0.65 AU

Year: 155 Days

Day: 36.9 Hours

Environment

Temp: 232 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.57 AU - 0.63 AU

Year: 163 Days

Day: 22 Hours

Environment

Temp: 244 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.74 AU - 0.88 AU

Year: 256 Days

Day: 20.4 Hours

Environment

Temp: 156 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 36,505,403 km

• M1: 121,623 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.22 AU - 1.28 AU

Year: 491 Days

Day: 37.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 24.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.2 AU - 2.56 AU

Year: 1290 Days

Day: 47.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.25 AU - 3.59 AU

Year: 1754 Days

Day: 14.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.62 AU - 5.88 AU

Year: 3638 Days

Day: 33.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,505,403 km

• M1: 91,703 km (0.055 R)

Planet 8 - Terrestrial

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.12 AU - 5.7 AU

Year: 4423 Days

Day: 30.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.21 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.5

Radius: 10.8

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 11.73 AU - 14.27 AU

Year: 16474 Days

Day: 10.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 36,505,403 km

• M1: 153,487 km (0.106 R)
• M2: 658,081 km (0.097 R)
• M3: 974,630 km (0.114 R)
• M4: 1,406,220 km (0.114 R)
• M5: 1,692,850 km (0.099 R)
• M6: 2,746,617 km (0.07 R)
• M7: 3,495,653 km (0.072 R)
• M8: 4,119,177 km (0.117 R)
• M9: 4,388,454 km (0.09 R)
• M10: 7,466,729 km (0.1 R)
• M11: 7,863,911 km (0.107 R)
• M12: 8,305,973 km (0.1 R)
• M13: 9,631,560 km (0.106 R)
• M14: 10,235,636 km (0.107 R)
• M15: 12,243,239 km (0.113 R)
• M16: 15,078,568 km (0.08 R)
• M17: 15,359,513 km (0.063 R)
• M18: 15,643,300 km (0.083 R)
• M19: 18,007,096 km (0.095 R)
• M20: 19,093,924 km (0.088 R)
• M21: 19,516,538 km (0.108 R)
• M22: 20,321,225 km (0.097 R)
• M23: 20,921,711 km (0.071 R)
• M24: 22,262,557 km (0.069 R)
• M25: 24,233,658 km (0.111 R)
• M26: 26,971,898 km (0.092 R)
• M27: 27,537,228 km (0.111 R)
• M28: 28,492,410 km (0.117 R)
• M29: 29,791,668 km (0.079 R)
• M30: 31,321,605 km (0.096 R)
• M31: 34,426,509 km (0.084 R)
• M32: 35,781,567 km (0.11 R)

Kuiper Belt

Range: 31.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 16,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit