🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.5 AU - 0.54 AU

Year: 137 Days

Day: 29.9 Hours

Environment

Temp: 204 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.51 AU - 0.79 AU

Year: 191 Days

Day: 12.3 Hours

Environment

Temp: 139 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.53 AU - 0.87 AU

Year: 214 Days

Day: 34 Hours

Environment

Temp: 136 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.16 AU - 1.88 AU

Year: 684 Days

Day: 39.4 Hours

Environment

Temp: -32 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.52 AU - 1.84 AU

Year: 795 Days

Day: 16.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.64 AU - 2.66 AU

Year: 1151 Days

Day: 16.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.71 AU - 2.95 AU

Year: 1739 Days

Day: 24 Hours

Environment

Temp: -108 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,385,617 km

• M1: 511,774 km (0.036 R)

Asteroid Belt

Center: 3.93 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.4

Radius: 14.1

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.67 AU - 5.39 AU

Year: 4120 Days

Day: 12.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,385,617 km

• M1: 175,628 km (0.098 R)
• M2: 731,833 km (0.1 R)
• M3: 1,494,483 km (0.099 R)
• M4: 2,856,123 km (0.089 R)
• M5: 4,504,691 km (0.075 R)
• M6: 5,193,739 km (0.118 R)
• M7: 6,815,978 km (0.109 R)
• M8: 7,517,443 km (0.103 R)
• M9: 8,678,472 km (0.107 R)
• M10: 9,183,215 km (0.064 R)
• M11: 11,912,778 km (0.045 R)
• M12: 12,537,199 km (0.109 R)
• M13: 13,082,483 km (0.093 R)
• M14: 14,434,549 km (0.084 R)
• M15: 19,705,929 km (0.114 R)
• M16: 20,444,045 km (0.096 R)
• M17: 23,508,109 km (0.102 R)
• M18: 26,379,640 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127

Radius: 4.4

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 12.27 AU - 13.91 AU

Year: 17298 Days

Day: 20.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,385,617 km

• M1: 54,753 km (0.111 R)
• M2: 2,281,816 km (0.03 R)
• M3: 4,009,223 km (0.112 R)
• M4: 5,030,378 km (0.039 R)
• M5: 5,241,311 km (0.104 R)
• M6: 7,610,193 km (0.09 R)
• M7: 8,050,609 km (0.119 R)
• M8: 13,836,307 km (0.08 R)
• M9: 21,661,323 km (0.112 R)
• M10: 27,317,020 km (0.066 R)
• M11: 32,931,278 km (0.098 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: 239 - 15,284 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit