🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.6 AU - 0.81 AU

Year: 218 Days

Day: 19.4 Hours

Environment

Temp: 119 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,561,619 km

• M1: 19,448 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.8 AU - 2.02 AU

Year: 984 Days

Day: 21.4 Hours

Environment

Temp: -67 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.22 AU - 2.48 AU

Year: 1343 Days

Day: 28.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.2

Radius: 14.9

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.03 AU - 8.29 AU

Year: 8689 Days

Day: 7.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 90,561,619 km

• M1: 191,934 km (0.11 R)
• M2: 810,521 km (0.093 R)
• M3: 1,754,933 km (0.119 R)
• M4: 2,574,729 km (0.061 R)
• M5: 3,478,599 km (0.102 R)
• M6: 3,957,013 km (0.096 R)
• M7: 4,500,951 km (0.073 R)
• M8: 8,169,989 km (0.086 R)
• M9: 11,064,259 km (0.08 R)
• M10: 11,903,951 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627.8

Radius: 3.8

Gravity: 43.48 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 15.43 AU - 19.43 AU

Year: 27127 Days

Day: 15.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,561,619 km

• M1: 51,910 km (0.12 R)
• M2: 188,493 km (0.112 R)
• M3: 453,880 km (0.106 R)
• M4: 629,657 km (0.102 R)
• M5: 1,162,974 km (0.052 R)
• M6: 1,656,497 km (0.113 R)
• M7: 2,466,719 km (0.048 R)
• M8: 5,883,684 km (0.058 R)
• M9: 7,810,355 km (0.099 R)
• M10: 10,761,472 km (0.119 R)
• M11: 11,566,459 km (0.093 R)
• M12: 12,555,300 km (0.114 R)
• M13: 26,426,314 km (0.089 R)
• M14: 27,515,088 km (0.114 R)
• M15: 31,763,667 km (0.106 R)
• M16: 32,034,439 km (0.101 R)
• M17: 37,625,211 km (0.108 R)
• M18: 39,001,810 km (0.101 R)
• M19: 40,729,367 km (0.091 R)
• M20: 45,184,690 km (0.1 R)
• M21: 46,217,065 km (0.12 R)
• M22: 50,136,829 km (0.101 R)
• M23: 66,252,409 km (0.045 R)
• M24: 73,796,630 km (0.094 R)
• M25: 77,407,174 km (0.069 R)
• M26: 78,636,420 km (0.102 R)
• M27: 83,426,095 km (0.11 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 19,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit