🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.79 AU - 1.19 AU

Year: 377 Days

Day: 14.6 Hours

Environment

Temp: -3 °C

Axial Tilt: 17.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.93 AU - 1.07 AU

Year: 383 Days

Day: 34.8 Hours

Environment

Temp: -3 °C

Axial Tilt: 95 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.35 AU - 2.13 AU

Year: 879 Days

Day: 44.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.96 AU - 2.06 AU

Year: 1091 Days

Day: 33.5 Hours

Environment

Temp: -93 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.85 AU - 2.19 AU

Year: 1099 Days

Day: 32 Hours

Environment

Temp: -82 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,189,119 km

• M1: 669,750 km (0.085 R)

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.2

Radius: 11

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.95 AU - 8.09 AU

Year: 7896 Days

Day: 14.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 30,189,119 km

• M1: 136,882 km (0.069 R)
• M2: 549,174 km (0.081 R)
• M3: 1,022,352 km (0.115 R)
• M4: 1,516,025 km (0.068 R)
• M5: 2,874,373 km (0.073 R)
• M6: 3,219,496 km (0.086 R)
• M7: 4,559,594 km (0.095 R)
• M8: 6,010,543 km (0.09 R)
• M9: 7,557,236 km (0.103 R)
• M10: 9,266,840 km (0.052 R)
• M11: 10,119,398 km (0.103 R)
• M12: 10,828,791 km (0.118 R)
• M13: 11,928,934 km (0.075 R)
• M14: 14,585,643 km (0.09 R)
• M15: 15,185,081 km (0.083 R)
• M16: 19,851,488 km (0.106 R)
• M17: 20,513,458 km (0.093 R)
• M18: 23,472,205 km (0.067 R)
• M19: 24,546,467 km (0.101 R)
• M20: 27,330,334 km (0.064 R)
• M21: 28,704,989 km (0.119 R)
• M22: 33,208,035 km (0.12 R)
• M23: 34,878,744 km (0.092 R)
• M24: 35,950,911 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 19.3

Radius: 4.5

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 18.2 AU - 18.24 AU

Year: 29778 Days

Day: 20 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 30,189,119 km

• M1: 55,950 km (0.097 R)
• M2: 2,451,760 km (0.11 R)
• M3: 8,798,150 km (0.106 R)
• M4: 12,069,706 km (0.101 R)
• M5: 13,705,858 km (0.076 R)
• M6: 14,969,212 km (0.118 R)
• M7: 18,172,401 km (0.055 R)
• M8: 19,088,987 km (0.116 R)
• M9: 19,626,343 km (0.111 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 17,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit