🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.5 AU - 0.54 AU

Year: 144 Days

Day: 18 Hours

Environment

Temp: 174 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.83 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.02 AU - 1.24 AU

Year: 462 Days

Day: 18.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.99 AU - 1.35 AU

Year: 487 Days

Day: 45.8 Hours

Environment

Temp: -23 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,796,237 km

• M1: 54,454 km (0.035 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.24 AU - 1.32 AU

Year: 558 Days

Day: 13.7 Hours

Environment

Temp: -46 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.82 AU - 2.74 AU

Year: 1325 Days

Day: 35.1 Hours

Environment

Temp: -91 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.43 AU - 3.03 AU

Year: 1737 Days

Day: 22 Hours

Environment

Temp: -117 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,796,237 km

• M1: 1,141,581 km (0.102 R)

Asteroid Belt

Center: 4.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.4

Radius: 10

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.96 AU - 5.84 AU

Year: 4831 Days

Day: 6.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 13,796,237 km

• M1: 125,662 km (0.094 R)
• M2: 555,606 km (0.065 R)
• M3: 1,000,660 km (0.112 R)
• M4: 1,327,532 km (0.097 R)
• M5: 1,890,618 km (0.107 R)
• M6: 2,220,930 km (0.038 R)
• M7: 2,590,138 km (0.082 R)
• M8: 4,915,038 km (0.094 R)
• M9: 5,250,885 km (0.116 R)
• M10: 6,292,086 km (0.096 R)
• M11: 7,332,091 km (0.106 R)
• M12: 8,193,475 km (0.1 R)
• M13: 9,830,674 km (0.102 R)
• M14: 14,358,104 km (0.07 R)
• M15: 17,846,128 km (0.111 R)
• M16: 19,145,236 km (0.116 R)
• M17: 21,861,934 km (0.093 R)
• M18: 23,132,020 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.6

Radius: 9.3

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 10.03 AU - 10.23 AU

Year: 12413 Days

Day: 5.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 13,796,237 km

• M1: 148,551 km (0.091 R)
• M2: 523,144 km (0.094 R)
• M3: 1,079,349 km (0.097 R)
• M4: 1,628,672 km (0.119 R)
• M5: 1,973,495 km (0.091 R)
• M6: 2,441,736 km (0.1 R)
• M7: 4,532,217 km (0.079 R)
• M8: 7,386,096 km (0.049 R)
• M9: 8,666,354 km (0.12 R)
• M10: 9,438,578 km (0.044 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 18,229 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit