🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1 AU - 1.14 AU

Year: 387 Days

Day: 28.5 Hours

Environment

Temp: 88 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.29 AU - 2.37 AU

Year: 1244 Days

Day: 29.6 Hours

Environment

Temp: -68 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 24,323,093 km

• M1: 208,839 km (0.116 R)
• M2: 370,255 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.14 AU - 2.6 AU

Year: 1276 Days

Day: 30 Hours

Environment

Temp: -60 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,323,093 km

• M1: 100,530 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.22 AU - 2.88 AU

Year: 1425 Days

Day: 34.2 Hours

Environment

Temp: -71 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,323,093 km

• M1: 139,575 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.37 AU - 4.09 AU

Year: 2520 Days

Day: 25.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.8

Radius: 14.6

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.7 AU - 7.4 AU

Year: 5865 Days

Day: 6.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,323,093 km

• M1: 181,761 km (0.105 R)
• M2: 746,942 km (0.051 R)
• M3: 1,218,923 km (0.109 R)
• M4: 1,723,068 km (0.078 R)
• M5: 2,204,025 km (0.109 R)
• M6: 2,673,912 km (0.075 R)
• M7: 3,466,482 km (0.117 R)
• M8: 4,531,918 km (0.12 R)
• M9: 5,036,362 km (0.077 R)
• M10: 5,805,893 km (0.096 R)
• M11: 6,748,210 km (0.12 R)
• M12: 7,684,992 km (0.079 R)
• M13: 8,898,530 km (0.067 R)
• M14: 9,612,561 km (0.078 R)
• M15: 11,797,886 km (0.085 R)
• M16: 12,368,303 km (0.105 R)
• M17: 15,558,179 km (0.086 R)
• M18: 22,128,816 km (0.086 R)
• M19: 25,036,700 km (0.116 R)
• M20: 25,663,216 km (0.081 R)
• M21: 26,380,537 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.1

Radius: 13.7

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 8.15 AU - 10.37 AU

Year: 9858 Days

Day: 8.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 24,323,093 km

• M1: 170,691 km (0.095 R)
• M2: 630,106 km (0.057 R)
• M3: 3,848,256 km (0.112 R)
• M4: 7,402,103 km (0.115 R)
• M5: 14,231,694 km (0.103 R)
• M6: 15,108,039 km (0.081 R)
• M7: 15,911,080 km (0.106 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 19,797 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit