🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.7 AU - 1.04 AU

Year: 287 Days

Day: 47.5 Hours

Environment

Temp: 131 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.97 AU - 2.01 AU

Year: 991 Days

Day: 46 Hours

Environment

Temp: -60 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.32 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.9

Radius: 3.3

Gravity: 79.51 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 12.18 AU - 17.1 AU

Year: 19779 Days

Day: 21.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 40,591,736 km

• M1: 40,990 km (0.114 R)
• M2: 189,241 km (0.081 R)
• M3: 350,957 km (0.105 R)
• M4: 693,985 km (0.106 R)
• M5: 995,723 km (0.095 R)
• M6: 1,426,565 km (0.115 R)
• M7: 1,629,869 km (0.066 R)
• M8: 2,115,314 km (0.066 R)
• M9: 2,425,879 km (0.097 R)
• M10: 2,766,065 km (0.073 R)
• M11: 3,392,730 km (0.075 R)
• M12: 3,977,658 km (0.101 R)
• M13: 4,519,800 km (0.051 R)
• M14: 5,264,947 km (0.085 R)
• M15: 8,844,077 km (0.086 R)
• M16: 9,067,875 km (0.074 R)
• M17: 10,244,013 km (0.05 R)
• M18: 11,190,070 km (0.069 R)
• M19: 11,517,989 km (0.038 R)
• M20: 12,965,348 km (0.073 R)
• M21: 14,529,544 km (0.108 R)
• M22: 17,937,383 km (0.099 R)
• M23: 18,386,326 km (0.059 R)
• M24: 19,588,495 km (0.113 R)
• M25: 24,480,495 km (0.046 R)
• M26: 24,700,404 km (0.098 R)
• M27: 26,855,062 km (0.055 R)
• M28: 27,679,346 km (0.088 R)
• M29: 28,399,361 km (0.073 R)
• M30: 39,676,347 km (0.06 R)
• M31: 49,639,117 km (0.047 R)
• M32: 51,958,033 km (0.044 R)
• M33: 57,777,091 km (0.065 R)
• M34: 57,971,718 km (0.087 R)
• M35: 63,807,681 km (0.075 R)
• M36: 66,759,995 km (0.117 R)
• M37: 69,142,490 km (0.115 R)
• M38: 71,805,781 km (0.106 R)
• M39: 73,390,322 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.2

Radius: 7.4

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 15.27 AU - 18.85 AU

Year: 24881 Days

Day: 20.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,591,736 km

• M1: 95,294 km (0.117 R)
• M2: 397,033 km (0.112 R)
• M3: 907,012 km (0.114 R)
• M4: 1,456,784 km (0.081 R)
• M5: 1,919,341 km (0.052 R)
• M6: 4,377,832 km (0.115 R)
• M7: 5,432,796 km (0.057 R)
• M8: 6,328,588 km (0.118 R)
• M9: 7,015,542 km (0.109 R)
• M10: 11,894,975 km (0.09 R)
• M11: 12,882,770 km (0.079 R)
• M12: 13,687,906 km (0.106 R)
• M13: 13,983,362 km (0.116 R)
• M14: 18,223,564 km (0.1 R)
• M15: 18,725,913 km (0.118 R)
• M16: 19,608,391 km (0.077 R)
• M17: 20,288,314 km (0.1 R)
• M18: 29,029,766 km (0.098 R)
• M19: 31,117,255 km (0.069 R)

Kuiper Belt

Range: 31.1 - 50.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 17,535 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit