🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.7 AU - 0.86 AU

Year: 250 Days

Day: 23.6 Hours

Environment

Temp: 179 °C

Axial Tilt: 16.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.89 AU - 1.33 AU

Year: 425 Days

Day: 31.2 Hours

Environment

Temp: 23 °C

Axial Tilt: 21.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.2 AU - 1.3 AU

Year: 508 Days

Day: 35 Hours

Environment

Temp: -10 °C

Axial Tilt: 31.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,696,547 km

• M1: 25,880 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.95 AU - 1.55 AU

Year: 508 Days

Day: 20.8 Hours

Environment

Temp: -8 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 62,696,547 km

• M1: 155,133 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.14 AU - 1.76 AU

Year: 635 Days

Day: 21.8 Hours

Environment

Temp: -30 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.77 AU - 1.99 AU

Year: 937 Days

Day: 38.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.1

Radius: 9.6

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 8.43 AU - 11.43 AU

Year: 11372 Days

Day: 13.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,696,547 km

• M1: 121,025 km (0.042 R)
• M2: 452,833 km (0.059 R)
• M3: 974,630 km (0.083 R)
• M4: 1,290,282 km (0.066 R)
• M5: 1,763,908 km (0.086 R)
• M6: 2,987,170 km (0.11 R)
• M7: 4,428,097 km (0.113 R)
• M8: 5,150,505 km (0.083 R)
• M9: 5,713,292 km (0.076 R)
• M10: 6,730,857 km (0.102 R)
• M11: 8,269,920 km (0.087 R)
• M12: 12,077,335 km (0.032 R)
• M13: 20,477,854 km (0.07 R)
• M14: 22,104,731 km (0.109 R)
• M15: 26,423,621 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.6

Radius: 10.5

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 9.39 AU - 12.31 AU

Year: 12989 Days

Day: 13.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,696,547 km

• M1: 130,599 km (0.026 R)
• M2: 526,734 km (0.085 R)
• M3: 1,389,615 km (0.075 R)
• M4: 2,338,364 km (0.083 R)
• M5: 3,325,561 km (0.088 R)
• M6: 3,957,312 km (0.094 R)
• M7: 6,920,996 km (0.088 R)
• M8: 7,268,362 km (0.069 R)
• M9: 8,332,751 km (0.043 R)
• M10: 9,497,969 km (0.045 R)
• M11: 12,212,123 km (0.083 R)
• M12: 15,626,545 km (0.112 R)
• M13: 16,302,278 km (0.111 R)
• M14: 25,381,224 km (0.075 R)
• M15: 26,631,263 km (0.059 R)
• M16: 27,704,030 km (0.064 R)
• M17: 28,805,369 km (0.105 R)
• M18: 36,294,239 km (0.107 R)
• M19: 41,758,151 km (0.085 R)
• M20: 47,590,075 km (0.118 R)
• M21: 49,970,476 km (0.103 R)
• M22: 52,596,068 km (0.096 R)
• M23: 55,658,037 km (0.054 R)

Kuiper Belt

Range: 30.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 10,429 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit