🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.79 AU - 1.01 AU

Year: 300 Days

Day: 13.2 Hours

Environment

Temp: 120 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1 AU - 1 AU

Year: 351 Days

Day: 23 Hours

Environment

Temp: 150 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.98 AU - 1.04 AU

Year: 357 Days

Day: 31.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,487,871 km

• M1: 839,992 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.47 AU - 1.81 AU

Year: 738 Days

Day: 16.7 Hours

Environment

Temp: -39 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.41 AU - 2.69 AU

Year: 1431 Days

Day: 35.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.83 AU - 5.23 AU

Year: 3965 Days

Day: 32.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 17.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.5

Radius: 6

Gravity: 14.54 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 16.79 AU - 17.87 AU

Year: 25356 Days

Day: 15.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,487,871 km

• M1: 111,750 km (0.1 R)
• M2: 312,660 km (0.088 R)
• M3: 1,257,221 km (0.081 R)
• M4: 2,384,590 km (0.034 R)
• M5: 2,742,428 km (0.074 R)
• M6: 4,098,982 km (0.078 R)
• M7: 6,020,566 km (0.088 R)
• M8: 13,842,590 km (0.114 R)
• M9: 22,022,452 km (0.11 R)
• M10: 22,329,726 km (0.045 R)
• M11: 27,760,727 km (0.047 R)
• M12: 31,615,715 km (0.057 R)
• M13: 33,199,208 km (0.118 R)
• M14: 38,265,340 km (0.103 R)
• M15: 39,758,925 km (0.101 R)
• M16: 40,367,190 km (0.103 R)
• M17: 42,862,034 km (0.111 R)
• M18: 44,309,543 km (0.035 R)
• M19: 46,457,619 km (0.102 R)
• M20: 56,315,520 km (0.114 R)
• M21: 76,700,175 km (0.077 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 19,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit