🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.72 AU - 0.76 AU

Year: 230 Days

Day: 33.6 Hours

Environment

Temp: 122 °C

Axial Tilt: 48.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.27 AU - 1.47 AU

Year: 580 Days

Day: 26.1 Hours

Environment

Temp: -6 °C

Axial Tilt: 13.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.67 AU - 4.13 AU

Year: 2785 Days

Day: 13.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 115.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,256,903 km

• M1: 22,589 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.25 AU - 4.89 AU

Year: 2969 Days

Day: 32.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.05 AU - 4.65 AU

Year: 3281 Days

Day: 22 Hours

Environment

Temp: -119 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.1

Radius: 10.9

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.33 AU - 6.79 AU

Year: 6076 Days

Day: 5.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,256,903 km

• M1: 143,016 km (0.043 R)
• M2: 505,192 km (0.111 R)
• M3: 1,959,882 km (0.107 R)
• M4: 4,056,645 km (0.1 R)
• M5: 5,850,174 km (0.08 R)
• M6: 8,244,937 km (0.11 R)
• M7: 8,851,257 km (0.088 R)
• M8: 10,225,014 km (0.105 R)
• M9: 12,462,699 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207.8

Radius: 4.6

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 16.04 AU - 17.04 AU

Year: 24327 Days

Day: 16.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,256,903 km

• M1: 57,595 km (0.076 R)
• M2: 456,423 km (0.105 R)
• M3: 676,930 km (0.09 R)
• M4: 2,186,971 km (0.115 R)
• M5: 2,818,125 km (0.106 R)
• M6: 3,781,984 km (0.097 R)
• M7: 4,127,405 km (0.046 R)
• M8: 4,369,155 km (0.071 R)
• M9: 4,947,650 km (0.103 R)
• M10: 17,172,489 km (0.086 R)
• M11: 21,063,979 km (0.092 R)
• M12: 26,113,056 km (0.101 R)
• M13: 32,382,105 km (0.094 R)
• M14: 32,856,180 km (0.065 R)
• M15: 37,075,439 km (0.042 R)
• M16: 37,464,244 km (0.059 R)
• M17: 46,119,528 km (0.084 R)
• M18: 52,520,072 km (0.114 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 15,486 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit