🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.54 AU - 0.88 AU

Year: 223 Days

Day: 18.7 Hours

Environment

Temp: 147 °C

Axial Tilt: 45.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.68 AU - 0.78 AU

Year: 233 Days

Day: 33.6 Hours

Environment

Temp: 110 °C

Axial Tilt: 127.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.26 AU - 1.78 AU

Year: 699 Days

Day: 14.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.27 AU - 1.85 AU

Year: 726 Days

Day: 13.6 Hours

Environment

Temp: -57 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,455,594 km

• M1: 348,713 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.97 AU - 2.41 AU

Year: 1208 Days

Day: 32.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,455,594 km

• M1: 30,518 km (0.07 R)
• M2: 112,498 km (0.109 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.49 AU - 2.69 AU

Year: 1554 Days

Day: 46.2 Hours

Environment

Temp: -96 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,455,594 km

• M1: 44,730 km (0.061 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.52 AU - 3.38 AU

Year: 1889 Days

Day: 28.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 12.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 328.4

Radius: 3.5

Gravity: 26.81 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 11.97 AU - 13.09 AU

Year: 16534 Days

Day: 18.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,455,594 km

• M1: 43,533 km (0.076 R)
• M2: 184,305 km (0.06 R)
• M3: 501,751 km (0.117 R)
• M4: 706,551 km (0.073 R)
• M5: 902,374 km (0.053 R)
• M6: 3,081,417 km (0.029 R)
• M7: 5,078,848 km (0.076 R)
• M8: 10,536,477 km (0.083 R)
• M9: 12,354,391 km (0.042 R)
• M10: 14,042,303 km (0.114 R)
• M11: 15,387,487 km (0.037 R)
• M12: 21,890,656 km (0.099 R)
• M13: 27,080,207 km (0.077 R)
• M14: 27,486,814 km (0.034 R)
• M15: 32,344,855 km (0.091 R)
• M16: 43,994,340 km (0.089 R)
• M17: 45,407,442 km (0.107 R)
• M18: 52,455,596 km (0.035 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: 390 - 14,813 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit