🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.48 AU - 0.54 AU

Year: 132 Days

Day: 37.3 Hours

Environment

Temp: 234 °C

Axial Tilt: 36.4 °

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: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.7 AU - 0.72 AU

Year: 217 Days

Day: 15.3 Hours

Environment

Temp: 208 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.08 AU - 1.54 AU

Year: 545 Days

Day: 16 Hours

Environment

Temp: -4 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 44,683,546 km

• M1: 258,804 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.28 AU - 1.72 AU

Year: 668 Days

Day: 23.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,683,546 km

• M1: 43,683 km (0.055 R)
• M2: 174,581 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.66 AU - 3.94 AU

Year: 2692 Days

Day: 24.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,683,546 km

• M1: 810,820 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.7

Radius: 10.2

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.2 AU - 8.46 AU

Year: 7212 Days

Day: 6.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,683,546 km

• M1: 145,409 km (0.047 R)
• M2: 485,146 km (0.112 R)
• M3: 2,904,592 km (0.052 R)
• M4: 3,303,869 km (0.11 R)
• M5: 3,721,995 km (0.04 R)
• M6: 4,544,484 km (0.074 R)
• M7: 4,935,234 km (0.113 R)
• M8: 6,598,762 km (0.116 R)
• M9: 8,888,507 km (0.096 R)
• M10: 14,004,305 km (0.118 R)
• M11: 15,194,357 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.3

Radius: 12

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 9.8 AU - 11.74 AU

Year: 12846 Days

Day: 7.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,683,546 km

• M1: 149,897 km (0.095 R)
• M2: 1,045,390 km (0.054 R)
• M3: 2,124,888 km (0.116 R)
• M4: 6,704,528 km (0.117 R)
• M5: 7,680,504 km (0.108 R)
• M6: 8,096,536 km (0.049 R)
• M7: 9,768,591 km (0.065 R)
• M8: 10,814,430 km (0.083 R)
• M9: 14,906,680 km (0.04 R)
• M10: 15,293,989 km (0.12 R)
• M11: 18,862,048 km (0.097 R)
• M12: 20,243,883 km (0.101 R)
• M13: 20,719,155 km (0.101 R)
• M14: 29,273,461 km (0.091 R)
• M15: 32,723,038 km (0.118 R)
• M16: 34,714,635 km (0.067 R)
• M17: 38,331,911 km (0.119 R)
• M18: 39,920,940 km (0.068 R)
• M19: 40,920,403 km (0.083 R)
• M20: 42,579,892 km (0.05 R)

Kuiper Belt

Range: 30.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 17,182 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit