🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.52 AU - 0.7 AU

Year: 179 Days

Day: 38.8 Hours

Environment

Temp: 191 °C

Axial Tilt: 100.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,353,591 km

• M1: 461,061 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.81 AU - 0.95 AU

Year: 311 Days

Day: 23.4 Hours

Environment

Temp: 20 °C

Axial Tilt: 29.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 41,353,591 km

• M1: 292,464 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.74 AU - 1.16 AU

Year: 349 Days

Day: 21.7 Hours

Environment

Temp: 32 °C

Axial Tilt: 29.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.01 AU - 2.25 AU

Year: 1171 Days

Day: 17.7 Hours

Environment

Temp: -86 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.32 AU - 3.24 AU

Year: 1746 Days

Day: 46.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.69 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.7

Radius: 13.2

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.33 AU - 4.85 AU

Year: 3705 Days

Day: 6.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,353,591 km

• M1: 164,258 km (0.099 R)
• M2: 695,929 km (0.112 R)
• M3: 1,556,117 km (0.118 R)
• M4: 2,038,720 km (0.027 R)
• M5: 3,106,998 km (0.069 R)
• M6: 4,539,547 km (0.025 R)
• M7: 4,958,721 km (0.089 R)
• M8: 5,899,841 km (0.105 R)
• M9: 6,323,502 km (0.052 R)
• M10: 7,836,684 km (0.113 R)
• M11: 10,026,348 km (0.105 R)
• M12: 10,523,462 km (0.091 R)
• M13: 11,224,478 km (0.072 R)
• M14: 16,055,891 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.8

Radius: 4.5

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 11.63 AU - 13.47 AU

Year: 16749 Days

Day: 24.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,353,591 km

• M1: 56,548 km (0.09 R)
• M2: 258,804 km (0.116 R)
• M3: 815,757 km (0.114 R)
• M4: 1,636,601 km (0.068 R)
• M5: 1,919,191 km (0.069 R)
• M6: 2,130,872 km (0.09 R)
• M7: 2,304,256 km (0.1 R)
• M8: 2,486,915 km (0.059 R)
• M9: 5,187,306 km (0.099 R)
• M10: 6,558,819 km (0.072 R)
• M11: 8,537,700 km (0.089 R)
• M12: 15,470,215 km (0.107 R)
• M13: 16,995,066 km (0.045 R)
• M14: 25,958,671 km (0.111 R)
• M15: 26,970,252 km (0.102 R)
• M16: 32,004,669 km (0.094 R)
• M17: 36,937,061 km (0.064 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 15,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit