🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.46 AU - 0.54 AU

Year: 128 Days

Day: 38.2 Hours

Environment

Temp: 194 °C

Axial Tilt: 2.8 °

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: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.7 AU - 0.84 AU

Year: 244 Days

Day: 16.3 Hours

Environment

Temp: 113 °C

Axial Tilt: 41.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,356,909 km

• M1: 12,716 km (0.048 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.31 AU - 1.49 AU

Year: 599 Days

Day: 37.7 Hours

Environment

Temp: -8 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.35 AU - 1.59 AU

Year: 645 Days

Day: 40.5 Hours

Environment

Temp: -30 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,356,909 km

• M1: 70,461 km (0.088 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.67 AU - 1.75 AU

Year: 809 Days

Day: 41.2 Hours

Environment

Temp: -55 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,356,909 km

• M1: 34,258 km (0.089 R)
• M2: 51,312 km (0.099 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.16 AU - 2.58 AU

Year: 1320 Days

Day: 47.7 Hours

Environment

Temp: -87 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.94 AU - 4.42 AU

Year: 3091 Days

Day: 12.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.4

Radius: 11.6

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 7.9 AU - 8.6 AU

Year: 8570 Days

Day: 6 Hours

Environment

Temp: -161 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,356,909 km

• M1: 144,212 km (0.111 R)
• M2: 539,600 km (0.05 R)
• M3: 1,403,378 km (0.038 R)
• M4: 2,131,770 km (0.092 R)
• M5: 2,987,619 km (0.057 R)
• M6: 3,464,836 km (0.065 R)
• M7: 3,904,804 km (0.081 R)
• M8: 4,429,294 km (0.058 R)
• M9: 5,876,504 km (0.106 R)
• M10: 8,852,604 km (0.059 R)
• M11: 10,007,948 km (0.066 R)
• M12: 11,216,250 km (0.085 R)
• M13: 11,578,726 km (0.119 R)
• M14: 12,860,480 km (0.089 R)
• M15: 13,714,534 km (0.102 R)
• M16: 17,817,854 km (0.096 R)
• M17: 18,942,980 km (0.06 R)
• M18: 20,718,557 km (0.089 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 17,389 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit