🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.71 AU - 0.71 AU

Year: 210 Days

Day: 17.4 Hours

Environment

Temp: 168 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.87 AU - 1.25 AU

Year: 384 Days

Day: 22.5 Hours

Environment

Temp: 67 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.36 AU - 1.42 AU

Year: 576 Days

Day: 30.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 2.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 86,828,792 km

• M1: 203,603 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.31 AU - 2.07 AU

Year: 772 Days

Day: 45.6 Hours

Environment

Temp: -35 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.58 AU - 2.22 AU

Year: 920 Days

Day: 46.5 Hours

Environment

Temp: -42 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,828,792 km

• M1: 203,752 km (0.105 R)
• M2: 229,034 km (0.045 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.46 AU - 2.64 AU

Year: 1431 Days

Day: 43.3 Hours

Environment

Temp: -73 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.1

Radius: 10.9

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 6.53 AU - 8.57 AU

Year: 7291 Days

Day: 5.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,828,792 km

• M1: 135,536 km (0.08 R)
• M2: 503,546 km (0.094 R)
• M3: 1,143,227 km (0.079 R)
• M4: 1,568,683 km (0.066 R)
• M5: 2,565,304 km (0.109 R)
• M6: 2,939,449 km (0.03 R)
• M7: 4,137,279 km (0.104 R)
• M8: 5,187,007 km (0.055 R)
• M9: 12,579,835 km (0.1 R)
• M10: 16,795,054 km (0.119 R)
• M11: 17,380,729 km (0.102 R)
• M12: 19,079,114 km (0.089 R)
• M13: 23,280,570 km (0.117 R)
• M14: 24,919,565 km (0.114 R)
• M15: 27,074,821 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 489.8

Radius: 5.5

Gravity: 16.19 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 18.22 AU - 19.54 AU

Year: 28832 Days

Day: 18.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,828,792 km

• M1: 68,516 km (0.088 R)
• M2: 281,842 km (0.082 R)
• M3: 472,430 km (0.06 R)
• M4: 701,913 km (0.042 R)
• M5: 979,716 km (0.071 R)
• M6: 1,972,897 km (0.08 R)
• M7: 2,678,101 km (0.073 R)
• M8: 3,243,282 km (0.079 R)
• M9: 6,634,965 km (0.088 R)
• M10: 9,191,592 km (0.043 R)
• M11: 13,958,977 km (0.047 R)
• M12: 16,051,403 km (0.084 R)
• M13: 16,648,597 km (0.056 R)
• M14: 18,436,292 km (0.1 R)
• M15: 22,388,369 km (0.051 R)
• M16: 27,590,036 km (0.111 R)
• M17: 31,781,619 km (0.11 R)
• M18: 41,240,692 km (0.108 R)
• M19: 53,350,191 km (0.113 R)
• M20: 60,410,762 km (0.052 R)
• M21: 64,590,077 km (0.078 R)
• M22: 66,750,271 km (0.102 R)
• M23: 71,214,122 km (0.086 R)
• M24: 72,822,299 km (0.095 R)
• M25: 75,398,224 km (0.112 R)
• M26: 77,550,339 km (0.071 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 16,321 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit