🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.71 AU - 0.89 AU

Year: 256 Days

Day: 25.6 Hours

Environment

Temp: 137 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.8 AU - 2.38 AU

Year: 1082 Days

Day: 15.8 Hours

Environment

Temp: -57 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,702,457 km

• M1: 1,040,004 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.93 AU - 2.83 AU

Year: 1315 Days

Day: 16.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.62 AU - 4.36 AU

Year: 2335 Days

Day: 42.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.7

Radius: 10.4

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.08 AU - 8.12 AU

Year: 8257 Days

Day: 5.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,702,457 km

• M1: 131,646 km (0.095 R)
• M2: 458,517 km (0.042 R)
• M3: 1,691,802 km (0.096 R)
• M4: 2,174,255 km (0.1 R)
• M5: 2,812,739 km (0.067 R)
• M6: 3,140,658 km (0.095 R)
• M7: 4,128,602 km (0.118 R)
• M8: 4,531,320 km (0.092 R)
• M9: 5,312,220 km (0.081 R)
• M10: 5,927,068 km (0.064 R)
• M11: 6,411,615 km (0.103 R)
• M12: 6,830,340 km (0.104 R)
• M13: 7,889,941 km (0.092 R)
• M14: 8,583,477 km (0.112 R)
• M15: 9,167,058 km (0.097 R)
• M16: 10,131,965 km (0.094 R)
• M17: 12,722,252 km (0.09 R)
• M18: 13,481,461 km (0.106 R)
• M19: 16,212,968 km (0.062 R)
• M20: 16,710,980 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.8

Radius: 6.3

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 13.77 AU - 20.75 AU

Year: 25682 Days

Day: 20 Hours

Environment

Temp: -190 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,702,457 km

• M1: 80,783 km (0.116 R)
• M2: 498,909 km (0.058 R)
• M3: 3,442,845 km (0.09 R)
• M4: 4,243,792 km (0.11 R)
• M5: 11,187,078 km (0.115 R)
• M6: 11,433,466 km (0.112 R)
• M7: 18,492,690 km (0.063 R)
• M8: 21,371,701 km (0.114 R)
• M9: 25,585,574 km (0.077 R)
• M10: 26,664,773 km (0.099 R)
• M11: 35,082,346 km (0.042 R)
• M12: 37,777,202 km (0.098 R)
• M13: 40,317,823 km (0.069 R)
• M14: 48,130,871 km (0.053 R)
• M15: 65,860,463 km (0.111 R)

Kuiper Belt

Range: 30.6 - 55.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 18,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit