🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.52 AU - 0.84 AU

Year: 245 Days

Day: 18.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 144.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.62 AU - 0.78 AU

Year: 256 Days

Day: 20.8 Hours

Environment

Temp: -18 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 18,493,918 km

• M1: 76,594 km (0.105 R)
• M2: 279,000 km (0.052 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.84 AU - 0.86 AU

Year: 342 Days

Day: 41.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.85 AU - 0.89 AU

Year: 354 Days

Day: 34.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.86 AU - 1.04 AU

Year: 404 Days

Day: 29.3 Hours

Environment

Temp: -47 °C

Axial Tilt: 90.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 18,493,918 km

• M1: 936,183 km (0.12 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.09 AU - 1.41 AU

Year: 610 Days

Day: 23.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.11 AU - 1.55 AU

Year: 670 Days

Day: 26.7 Hours

Environment

Temp: -87 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.05 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.9

Radius: 11.8

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.07 AU - 3.45 AU

Year: 2002 Days

Day: 14.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 18,493,918 km

• M1: 146,905 km (0.067 R)
• M2: 536,757 km (0.045 R)
• M3: 940,073 km (0.05 R)
• M4: 1,458,130 km (0.091 R)
• M5: 2,027,350 km (0.047 R)
• M6: 2,711,611 km (0.083 R)
• M7: 3,166,089 km (0.111 R)
• M8: 3,616,529 km (0.05 R)
• M9: 4,393,689 km (0.11 R)
• M10: 5,421,427 km (0.093 R)
• M11: 5,839,702 km (0.099 R)
• M12: 6,466,817 km (0.113 R)
• M13: 7,949,032 km (0.035 R)
• M14: 8,425,352 km (0.079 R)
• M15: 9,090,015 km (0.098 R)
• M16: 10,411,563 km (0.09 R)
• M17: 10,905,086 km (0.062 R)
• M18: 11,334,881 km (0.073 R)
• M19: 13,037,454 km (0.116 R)
• M20: 13,521,852 km (0.107 R)
• M21: 14,294,226 km (0.118 R)
• M22: 15,047,751 km (0.103 R)
• M23: 15,777,938 km (0.079 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 12,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit