🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.66 AU - 0.68 AU

Year: 198 Days

Day: 15.2 Hours

Environment

Temp: 209 °C

Axial Tilt: 49.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.68 AU - 0.86 AU

Year: 244 Days

Day: 37.4 Hours

Environment

Temp: 101 °C

Axial Tilt: 148.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.51 AU - 1.51 AU

Year: 671 Days

Day: 25.7 Hours

Environment

Temp: -41 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.73 AU - 1.93 AU

Year: 895 Days

Day: 44.8 Hours

Environment

Temp: -44 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.75 AU - 2.57 AU

Year: 1148 Days

Day: 38.7 Hours

Environment

Temp: -81 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.16 AU - 2.86 AU

Year: 1438 Days

Day: 47.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 168.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.12 AU - 4.28 AU

Year: 2574 Days

Day: 27.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.37 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.8

Radius: 4.8

Gravity: 39.53 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 13.15 AU - 20.93 AU

Year: 25439 Days

Day: 18.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 98,221,668 km

• M1: 59,839 km (0.088 R)
• M2: 256,112 km (0.062 R)
• M3: 508,782 km (0.076 R)
• M4: 856,897 km (0.033 R)
• M5: 1,048,980 km (0.1 R)
• M6: 1,886,429 km (0.088 R)
• M7: 6,109,427 km (0.038 R)
• M8: 6,874,770 km (0.115 R)
• M9: 11,679,255 km (0.057 R)
• M10: 15,091,284 km (0.082 R)
• M11: 17,764,448 km (0.088 R)
• M12: 20,015,746 km (0.099 R)
• M13: 25,792,318 km (0.08 R)
• M14: 42,642,125 km (0.11 R)
• M15: 47,362,985 km (0.119 R)
• M16: 55,782,652 km (0.111 R)
• M17: 61,198,544 km (0.091 R)
• M18: 66,046,263 km (0.109 R)
• M19: 69,963,035 km (0.115 R)
• M20: 74,275,792 km (0.082 R)
• M21: 76,497,170 km (0.112 R)
• M22: 78,762,531 km (0.055 R)
• M23: 81,072,172 km (0.051 R)
• M24: 83,426,544 km (0.083 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 13,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit