🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.58 AU - 0.66 AU

Year: 170 Days

Day: 36.2 Hours

Environment

Temp: 178 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.86 AU - 1.12 AU

Year: 343 Days

Day: 23.9 Hours

Environment

Temp: 174 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.34 AU - 1.64 AU

Year: 633 Days

Day: 44.7 Hours

Environment

Temp: -2 °C

Axial Tilt: 47.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.01 AU - 2.25 AU

Year: 1083 Days

Day: 33.2 Hours

Environment

Temp: -49 °C

Axial Tilt: 22.4 °

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: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.91 AU - 3.19 AU

Year: 1418 Days

Day: 25 Hours

Environment

Temp: -70 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.29 AU - 3.33 AU

Year: 1640 Days

Day: 23.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.53 AU - 5.35 AU

Year: 3824 Days

Day: 36.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,148,547 km

• M1: 34,707 km (0.063 R)

Asteroid Belt

Center: 12.7 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 20.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 89.9

Radius: 3.3

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 16.9 AU - 24.02 AU

Year: 32229 Days

Day: 17.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,148,547 km

• M1: 54,304 km (0.049 R)
• M2: 189,840 km (0.114 R)
• M3: 1,562,699 km (0.098 R)
• M4: 1,897,948 km (0.03 R)
• M5: 2,221,828 km (0.042 R)
• M6: 2,457,444 km (0.111 R)
• M7: 2,955,156 km (0.059 R)
• M8: 4,117,831 km (0.064 R)
• M9: 4,352,400 km (0.066 R)
• M10: 10,032,332 km (0.099 R)
• M11: 13,639,137 km (0.108 R)
• M12: 18,650,067 km (0.093 R)
• M13: 19,371,877 km (0.116 R)
• M14: 20,447,037 km (0.077 R)
• M15: 34,892,058 km (0.117 R)
• M16: 40,858,170 km (0.107 R)
• M17: 52,513,789 km (0.118 R)

Kuiper Belt

Range: 31.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 15,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit