🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.43 AU - 0.57 AU

Year: 130 Days

Day: 28.9 Hours

Environment

Temp: 171 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.64 AU - 0.8 AU

Year: 225 Days

Day: 18.2 Hours

Environment

Temp: 183 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 24,991,112 km

• M1: 335,398 km (0.117 R)
• M2: 507,436 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.26 AU - 1.4 AU

Year: 566 Days

Day: 22.3 Hours

Environment

Temp: -28 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,991,112 km

• M1: 20,196 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.12 AU - 1.56 AU

Year: 572 Days

Day: 26.3 Hours

Environment

Temp: -26 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.81 AU - 2.95 AU

Year: 1803 Days

Day: 22.7 Hours

Environment

Temp: -97 °C

Axial Tilt: 160.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.7 AU - 4 AU

Year: 2262 Days

Day: 15.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.8

Radius: 10.1

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 8.88 AU - 11.46 AU

Year: 11966 Days

Day: 13.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 24,991,112 km

• M1: 134,339 km (0.057 R)
• M2: 464,053 km (0.112 R)
• M3: 667,207 km (0.049 R)
• M4: 1,930,411 km (0.074 R)
• M5: 2,104,244 km (0.1 R)
• M6: 3,104,156 km (0.075 R)
• M7: 4,089,407 km (0.043 R)
• M8: 4,313,954 km (0.079 R)
• M9: 4,860,884 km (0.075 R)
• M10: 5,077,053 km (0.075 R)
• M11: 6,392,616 km (0.077 R)
• M12: 6,821,364 km (0.079 R)
• M13: 7,382,954 km (0.071 R)
• M14: 7,506,971 km (0.1 R)
• M15: 8,086,513 km (0.102 R)
• M16: 8,240,150 km (0.113 R)
• M17: 8,996,068 km (0.043 R)
• M18: 9,503,504 km (0.106 R)
• M19: 11,194,409 km (0.075 R)
• M20: 13,792,924 km (0.117 R)
• M21: 14,470,452 km (0.064 R)
• M22: 15,443,736 km (0.082 R)
• M23: 15,666,338 km (0.053 R)
• M24: 19,064,154 km (0.104 R)
• M25: 19,474,352 km (0.057 R)
• M26: 19,611,682 km (0.091 R)
• M27: 21,391,598 km (0.045 R)
• M28: 21,746,594 km (0.117 R)
• M29: 22,570,429 km (0.093 R)
• M30: 23,186,024 km (0.099 R)
• M31: 23,258,879 km (0.115 R)
• M32: 23,843,806 km (0.037 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 16,808 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit