🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.8 AU - 1.1 AU

Year: 333 Days

Day: 13.6 Hours

Environment

Temp: 80 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.14 AU - 1.28 AU

Year: 479 Days

Day: 41.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.14 AU - 1.4 AU

Year: 515 Days

Day: 38.4 Hours

Environment

Temp: 0 °C

Axial Tilt: 20.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 53,064,293 km

• M1: 50,115 km (0.12 R)
• M2: 139,575 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.33 AU - 1.43 AU

Year: 583 Days

Day: 27.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 8.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.52 AU - 2.78 AU

Year: 1553 Days

Day: 34.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,064,293 km

• M1: 663,616 km (0.043 R)
• M2: 2,332,231 km (0.087 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.42 AU - 3.38 AU

Year: 1777 Days

Day: 23.6 Hours

Environment

Temp: -95 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 17.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.4

Radius: 5.1

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 15.31 AU - 20.09 AU

Year: 26800 Days

Day: 15.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,064,293 km

• M1: 66,272 km (0.092 R)
• M2: 288,724 km (0.111 R)
• M3: 456,423 km (0.11 R)
• M4: 733,778 km (0.086 R)
• M5: 1,214,436 km (0.113 R)
• M6: 1,523,206 km (0.096 R)
• M7: 1,720,076 km (0.049 R)
• M8: 2,038,271 km (0.091 R)
• M9: 3,041,175 km (0.1 R)
• M10: 3,824,320 km (0.097 R)
• M11: 4,861,033 km (0.117 R)
• M12: 5,961,625 km (0.115 R)
• M13: 6,147,425 km (0.1 R)
• M14: 6,414,158 km (0.089 R)
• M15: 6,889,281 km (0.119 R)
• M16: 8,977,967 km (0.102 R)
• M17: 9,673,597 km (0.087 R)
• M18: 12,093,641 km (0.11 R)
• M19: 14,285,400 km (0.053 R)
• M20: 19,033,038 km (0.103 R)
• M21: 19,845,953 km (0.118 R)
• M22: 21,366,914 km (0.041 R)
• M23: 23,055,126 km (0.082 R)
• M24: 24,639,069 km (0.086 R)
• M25: 25,215,020 km (0.084 R)
• M26: 26,493,783 km (0.075 R)
• M27: 26,996,881 km (0.098 R)
• M28: 29,716,121 km (0.065 R)
• M29: 38,444,110 km (0.1 R)
• M30: 45,218,649 km (0.076 R)
• M31: 46,081,530 km (0.068 R)
• M32: 47,988,454 km (0.077 R)
• M33: 51,179,077 km (0.112 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 19,679 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit