🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.72 AU - 0.76 AU

Year: 237 Days

Day: 35.2 Hours

Environment

Temp: 125 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,876,812 km

• M1: 76,445 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.95 AU - 1.17 AU

Year: 407 Days

Day: 30.5 Hours

Environment

Temp: 26 °C

Axial Tilt: 43.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 28,876,812 km

• M1: 68,965 km (0.099 R)
• M2: 234,719 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.42 AU - 1.5 AU

Year: 658 Days

Day: 27 Hours

Environment

Temp: -45 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,876,812 km

• M1: 853,605 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.48 AU - 1.52 AU

Year: 685 Days

Day: 32.6 Hours

Environment

Temp: -38 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,876,812 km

• M1: 43,982 km (0.049 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.7 AU - 2.4 AU

Year: 1094 Days

Day: 27.2 Hours

Environment

Temp: -73 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.33 AU - 4.71 AU

Year: 3005 Days

Day: 33 Hours

Environment

Temp: -125 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.2

Radius: 14.5

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.15 AU - 7.47 AU

Year: 5909 Days

Day: 7.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,876,812 km

• M1: 180,415 km (0.1 R)
• M2: 2,276,580 km (0.069 R)
• M3: 4,064,873 km (0.073 R)
• M4: 6,205,619 km (0.119 R)
• M5: 7,029,305 km (0.085 R)
• M6: 9,221,662 km (0.111 R)
• M7: 12,234,263 km (0.081 R)
• M8: 14,239,473 km (0.095 R)
• M9: 16,639,771 km (0.11 R)
• M10: 17,968,649 km (0.107 R)
• M11: 19,710,417 km (0.072 R)
• M12: 20,409,637 km (0.117 R)
• M13: 25,775,713 km (0.034 R)
• M14: 27,294,281 km (0.069 R)
• M15: 29,956,375 km (0.068 R)

Asteroid Belt

Center: 7.13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.5

Radius: 13.1

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.8 AU - 9.1 AU

Year: 8356 Days

Day: 12 Hours

Environment

Temp: -158 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,876,812 km

• M1: 165,306 km (0.108 R)
• M2: 703,409 km (0.105 R)
• M3: 1,157,738 km (0.072 R)
• M4: 1,840,054 km (0.111 R)
• M5: 2,382,795 km (0.112 R)
• M6: 3,438,657 km (0.097 R)
• M7: 4,862,380 km (0.046 R)
• M8: 5,286,938 km (0.098 R)
• M9: 6,809,545 km (0.045 R)
• M10: 8,954,629 km (0.073 R)
• M11: 12,228,130 km (0.055 R)
• M12: 12,817,396 km (0.113 R)
• M13: 13,632,555 km (0.078 R)
• M14: 14,212,695 km (0.093 R)
• M15: 15,366,244 km (0.1 R)
• M16: 19,597,471 km (0.097 R)
• M17: 27,687,574 km (0.116 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 10,797 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit