🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.51 AU - 0.55 AU

Year: 145 Days

Day: 46.9 Hours

Environment

Temp: 168 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,343,730 km

• M1: 39,943 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.57 AU - 0.59 AU

Year: 166 Days

Day: 39.6 Hours

Environment

Temp: 141 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.96 AU - 4.06 AU

Year: 3009 Days

Day: 43 Hours

Environment

Temp: -133 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 14.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406.2

Radius: 5.6

Gravity: 12.95 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 11.23 AU - 17.75 AU

Year: 20670 Days

Day: 19.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 65,343,730 km

• M1: 82,428 km (0.095 R)
• M2: 395,986 km (0.114 R)
• M3: 1,533,528 km (0.066 R)
• M4: 1,885,382 km (0.113 R)
• M5: 2,109,779 km (0.104 R)
• M6: 2,351,978 km (0.109 R)
• M7: 2,773,395 km (0.099 R)
• M8: 3,191,820 km (0.077 R)
• M9: 3,429,830 km (0.038 R)
• M10: 4,001,444 km (0.096 R)
• M11: 5,706,112 km (0.097 R)
• M12: 6,097,460 km (0.085 R)
• M13: 8,985,447 km (0.069 R)
• M14: 9,897,844 km (0.084 R)
• M15: 12,031,110 km (0.091 R)
• M16: 12,543,781 km (0.093 R)
• M17: 12,739,605 km (0.045 R)
• M18: 13,543,843 km (0.11 R)
• M19: 18,161,481 km (0.052 R)
• M20: 21,326,822 km (0.1 R)
• M21: 22,651,062 km (0.112 R)
• M22: 23,235,092 km (0.099 R)
• M23: 28,161,650 km (0.077 R)
• M24: 32,374,625 km (0.097 R)
• M25: 35,666,077 km (0.08 R)
• M26: 37,662,910 km (0.11 R)
• M27: 39,873,816 km (0.104 R)
• M28: 41,154,673 km (0.057 R)
• M29: 43,349,873 km (0.09 R)
• M30: 43,948,264 km (0.085 R)
• M31: 45,161,503 km (0.084 R)
• M32: 47,495,978 km (0.104 R)
• M33: 51,898,792 km (0.099 R)
• M34: 57,280,277 km (0.099 R)
• M35: 61,693,414 km (0.12 R)
• M36: 63,021,993 km (0.084 R)
• M37: 64,952,852 km (0.054 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 13,929 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit