🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.48 AU - 0.54 AU

Year: 105 Days

Day: 48 Hours

Environment

Temp: 392 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,537,264 km

• M1: 121,324 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.52 AU - 0.8 AU

Year: 154 Days

Day: 12.3 Hours

Environment

Temp: 341 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,537,264 km

• M1: 56,698 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.11 AU - 1.69 AU

Year: 475 Days

Day: 19 Hours

Environment

Temp: 163 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.37 AU - 2.15 AU

Year: 670 Days

Day: 32.5 Hours

Environment

Temp: 174 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.44 AU - 4.7 AU

Year: 2804 Days

Day: 45 Hours

Environment

Temp: -55 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.78 AU - 6.18 AU

Year: 3681 Days

Day: 24.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.72 AU - 11.14 AU

Year: 7658 Days

Day: 21.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,537,264 km

• M1: 743,501 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 18.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.7

Radius: 14.3

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 17.2 AU - 19.16 AU

Year: 22245 Days

Day: 11 Hours

Environment

Temp: -157 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,537,264 km

• M1: 178,021 km (0.066 R)
• M2: 744,997 km (0.082 R)
• M3: 1,387,520 km (0.117 R)
• M4: 1,895,555 km (0.074 R)
• M5: 2,436,800 km (0.117 R)
• M6: 3,135,272 km (0.098 R)
• M7: 4,227,037 km (0.06 R)
• M8: 5,011,080 km (0.116 R)
• M9: 8,112,842 km (0.049 R)
• M10: 9,736,428 km (0.101 R)
• M11: 11,105,847 km (0.119 R)
• M12: 12,042,030 km (0.08 R)
• M13: 12,529,570 km (0.102 R)
• M14: 15,902,702 km (0.119 R)
• M15: 17,354,699 km (0.112 R)
• M16: 18,067,832 km (0.11 R)
• M17: 19,457,746 km (0.119 R)
• M18: 20,227,427 km (0.041 R)
• M19: 21,218,214 km (0.12 R)
• M20: 26,546,741 km (0.079 R)
• M21: 32,706,433 km (0.099 R)
• M22: 39,757,729 km (0.065 R)
• M23: 45,878,226 km (0.119 R)
• M24: 48,633,221 km (0.12 R)
• M25: 53,905,050 km (0.065 R)
• M26: 55,423,767 km (0.092 R)
• M27: 62,404,901 km (0.059 R)
• M28: 74,524,573 km (0.049 R)

Kuiper Belt

Range: 38.3 - 66.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 18,927 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit