🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.93 AU - 1.51 AU

Year: 495 Days

Day: 24.1 Hours

Environment

Temp: 15 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,913,029 km

• M1: 71,358 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.01 AU - 1.61 AU

Year: 550 Days

Day: 39.6 Hours

Environment

Temp: -21 °C

Axial Tilt: 47.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.29 AU - 2.45 AU

Year: 1339 Days

Day: 19.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,913,029 km

• M1: 294,558 km (0.031 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.82 AU - 4.56 AU

Year: 3148 Days

Day: 30 Hours

Environment

Temp: -131 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.4

Radius: 9

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.57 AU - 8.47 AU

Year: 6828 Days

Day: 14.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,913,029 km

• M1: 112,348 km (0.1 R)
• M2: 400,922 km (0.069 R)
• M3: 916,437 km (0.075 R)
• M4: 1,299,557 km (0.062 R)
• M5: 1,685,968 km (0.089 R)
• M6: 2,242,173 km (0.11 R)
• M7: 2,526,409 km (0.05 R)
• M8: 3,585,113 km (0.12 R)
• M9: 4,483,598 km (0.061 R)
• M10: 5,349,321 km (0.041 R)
• M11: 6,211,902 km (0.112 R)
• M12: 7,225,128 km (0.111 R)
• M13: 10,526,604 km (0.099 R)
• M14: 12,176,967 km (0.109 R)
• M15: 18,040,905 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362.7

Radius: 7.9

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 17.46 AU - 17.52 AU

Year: 26851 Days

Day: 22.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,913,029 km

• M1: 102,325 km (0.04 R)
• M2: 556,803 km (0.106 R)
• M3: 961,914 km (0.116 R)
• M4: 1,830,180 km (0.051 R)
• M5: 2,885,893 km (0.102 R)
• M6: 3,361,165 km (0.073 R)
• M7: 3,676,816 km (0.112 R)
• M8: 6,171,959 km (0.097 R)
• M9: 7,475,854 km (0.091 R)
• M10: 26,313,517 km (0.12 R)
• M11: 32,424,291 km (0.11 R)
• M12: 33,724,147 km (0.052 R)
• M13: 38,547,183 km (0.047 R)
• M14: 38,980,867 km (0.086 R)
• M15: 40,005,313 km (0.096 R)
• M16: 41,047,561 km (0.104 R)
• M17: 49,875,481 km (0.071 R)
• M18: 52,308,840 km (0.106 R)
• M19: 57,599,070 km (0.075 R)
• M20: 68,591,073 km (0.109 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 20,117 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit