🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.56 AU - 0.8 AU

Year: 215 Days

Day: 18.8 Hours

Environment

Temp: 115 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.59 AU - 0.83 AU

Year: 229 Days

Day: 36.8 Hours

Environment

Temp: 139 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.66 AU - 0.94 AU

Year: 274 Days

Day: 40.2 Hours

Environment

Temp: 70 °C

Axial Tilt: 47 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.91 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.46 AU - 3.58 AU

Year: 2009 Days

Day: 29.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.6

Radius: 11.9

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.7 AU - 5.48 AU

Year: 4397 Days

Day: 7.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,493,736 km

• M1: 150,495 km (0.118 R)
• M2: 625,618 km (0.098 R)
• M3: 3,246,423 km (0.104 R)
• M4: 5,014,820 km (0.075 R)
• M5: 6,946,128 km (0.106 R)
• M6: 9,557,658 km (0.118 R)
• M7: 12,306,669 km (0.091 R)
• M8: 15,177,003 km (0.106 R)
• M9: 15,597,822 km (0.034 R)
• M10: 16,134,878 km (0.094 R)
• M11: 21,538,503 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.1

Radius: 11.3

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.76 AU - 12.42 AU

Year: 13195 Days

Day: 6.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,493,736 km

• M1: 140,622 km (0.076 R)
• M2: 910,901 km (0.104 R)
• M3: 1,438,982 km (0.092 R)
• M4: 2,129,526 km (0.111 R)
• M5: 2,783,568 km (0.097 R)
• M6: 4,138,775 km (0.063 R)
• M7: 4,865,970 km (0.093 R)
• M8: 6,772,894 km (0.089 R)
• M9: 7,435,762 km (0.115 R)
• M10: 8,050,609 km (0.108 R)
• M11: 9,085,228 km (0.079 R)
• M12: 9,634,851 km (0.094 R)
• M13: 9,995,980 km (0.117 R)
• M14: 10,473,646 km (0.118 R)
• M15: 11,360,462 km (0.08 R)
• M16: 12,599,432 km (0.027 R)
• M17: 15,484,427 km (0.04 R)
• M18: 20,597,233 km (0.082 R)
• M19: 21,546,581 km (0.114 R)
• M20: 26,433,196 km (0.077 R)
• M21: 27,245,213 km (0.111 R)
• M22: 29,890,403 km (0.064 R)
• M23: 32,355,925 km (0.112 R)
• M24: 33,402,512 km (0.069 R)
• M25: 35,196,789 km (0.056 R)
• M26: 36,552,893 km (0.094 R)
• M27: 37,180,756 km (0.068 R)
• M28: 40,161,643 km (0.095 R)
• M29: 41,505,929 km (0.093 R)
• M30: 47,481,317 km (0.112 R)
• M31: 52,719,786 km (0.038 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 11,808 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit