🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.56 AU - 0.78 AU

Year: 196 Days

Day: 15.8 Hours

Environment

Temp: 207 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.24 AU - 1.42 AU

Year: 549 Days

Day: 47.1 Hours

Environment

Temp: -11 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.16 AU - 1.6 AU

Year: 581 Days

Day: 35.9 Hours

Environment

Temp: -5 °C

Axial Tilt: 109.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.16 AU - 1.74 AU

Year: 625 Days

Day: 30.9 Hours

Environment

Temp: -1 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.12 AU - 2.78 AU

Year: 1373 Days

Day: 30.7 Hours

Environment

Temp: -87 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.4

Radius: 13.1

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 6.86 AU - 7.74 AU

Year: 7064 Days

Day: 9.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,655,752 km

• M1: 166,054 km (0.117 R)
• M2: 578,645 km (0.113 R)
• M3: 3,308,507 km (0.093 R)
• M4: 4,091,651 km (0.051 R)
• M5: 4,515,612 km (0.085 R)
• M6: 6,207,564 km (0.083 R)
• M7: 9,368,118 km (0.097 R)
• M8: 13,941,175 km (0.032 R)
• M9: 19,099,160 km (0.052 R)
• M10: 19,689,473 km (0.093 R)
• M11: 21,045,129 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.3

Radius: 14.1

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 11.21 AU - 14.27 AU

Year: 16286 Days

Day: 12.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,655,752 km

• M1: 175,329 km (0.101 R)
• M2: 637,736 km (0.072 R)
• M3: 1,517,222 km (0.079 R)
• M4: 3,364,755 km (0.103 R)
• M5: 4,435,876 km (0.081 R)
• M6: 5,540,956 km (0.097 R)
• M7: 9,912,056 km (0.089 R)
• M8: 10,458,986 km (0.118 R)
• M9: 15,588,248 km (0.096 R)
• M10: 22,938,141 km (0.05 R)
• M11: 37,449,134 km (0.099 R)
• M12: 38,510,232 km (0.062 R)
• M13: 53,350,789 km (0.094 R)
• M14: 56,404,830 km (0.105 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 10,908 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit