🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.48 AU - 0.58 AU

Year: 140 Days

Day: 42.4 Hours

Environment

Temp: 183 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.18 AU - 1.44 AU

Year: 545 Days

Day: 45 Hours

Environment

Temp: -12 °C

Axial Tilt: 4.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.25 AU - 1.85 AU

Year: 701 Days

Day: 43.4 Hours

Environment

Temp: -46 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.33 AU - 1.97 AU

Year: 770 Days

Day: 42.8 Hours

Environment

Temp: -55 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.88 AU - 2.42 AU

Year: 1146 Days

Day: 38.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,450,033 km

• M1: 424,409 km (0.093 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.75 AU - 2.85 AU

Year: 1268 Days

Day: 43.7 Hours

Environment

Temp: -87 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.63 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.4

Radius: 3.3

Gravity: 13.54 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 12.87 AU - 21.05 AU

Year: 25384 Days

Day: 24.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,450,033 km

• M1: 66,421 km (0.057 R)
• M2: 207,193 km (0.079 R)
• M3: 337,194 km (0.095 R)
• M4: 649,404 km (0.099 R)
• M5: 1,370,765 km (0.076 R)
• M6: 2,994,949 km (0.119 R)
• M7: 3,668,439 km (0.102 R)
• M8: 4,257,855 km (0.047 R)
• M9: 6,637,358 km (0.114 R)
• M10: 7,209,421 km (0.117 R)
• M11: 8,592,004 km (0.09 R)
• M12: 10,788,550 km (0.07 R)
• M13: 11,405,192 km (0.038 R)
• M14: 34,012,123 km (0.108 R)
• M15: 38,074,752 km (0.071 R)
• M16: 41,629,946 km (0.106 R)
• M17: 49,391,532 km (0.081 R)

Kuiper Belt

Range: 30.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 11,301 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit