🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.67 AU - 0.89 AU

Year: 254 Days

Day: 46.5 Hours

Environment

Temp: 128 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.18 AU - 1.32 AU

Year: 516 Days

Day: 39.2 Hours

Environment

Temp: -3 °C

Axial Tilt: 29.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,074,933 km

• M1: 251,474 km (0.116 R)

Asteroid Belt

Center: 4.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663

Radius: 10.2

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.45 AU - 9.05 AU

Year: 7960 Days

Day: 5.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 66,074,933 km

• M1: 127,607 km (0.083 R)
• M2: 746,045 km (0.072 R)
• M3: 1,137,692 km (0.09 R)
• M4: 1,469,649 km (0.105 R)
• M5: 1,882,390 km (0.108 R)
• M6: 2,233,646 km (0.082 R)
• M7: 3,309,853 km (0.086 R)
• M8: 3,704,342 km (0.094 R)
• M9: 4,130,248 km (0.04 R)
• M10: 4,701,412 km (0.088 R)
• M11: 5,639,989 km (0.041 R)
• M12: 6,068,886 km (0.051 R)
• M13: 7,029,754 km (0.08 R)
• M14: 10,375,211 km (0.081 R)
• M15: 10,719,585 km (0.116 R)
• M16: 11,071,589 km (0.114 R)
• M17: 12,012,111 km (0.054 R)
• M18: 12,502,044 km (0.103 R)
• M19: 13,233,128 km (0.114 R)
• M20: 13,992,487 km (0.119 R)
• M21: 14,473,893 km (0.054 R)
• M22: 15,280,076 km (0.08 R)
• M23: 19,615,871 km (0.101 R)
• M24: 20,525,725 km (0.109 R)
• M25: 23,340,409 km (0.088 R)
• M26: 24,883,661 km (0.075 R)
• M27: 34,824,888 km (0.069 R)
• M28: 35,265,454 km (0.091 R)
• M29: 37,294,450 km (0.111 R)
• M30: 40,360,758 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559

Radius: 5.9

Gravity: 16.06 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 12.5 AU - 14.12 AU

Year: 17916 Days

Day: 18.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 66,074,933 km

• M1: 73,602 km (0.077 R)
• M2: 540,497 km (0.093 R)
• M3: 757,115 km (0.096 R)
• M4: 997,219 km (0.104 R)
• M5: 1,220,120 km (0.111 R)
• M6: 1,460,973 km (0.106 R)
• M7: 2,532,542 km (0.084 R)
• M8: 4,141,019 km (0.091 R)
• M9: 5,104,279 km (0.077 R)
• M10: 7,146,889 km (0.085 R)
• M11: 8,030,115 km (0.111 R)
• M12: 8,777,206 km (0.043 R)
• M13: 8,983,951 km (0.067 R)
• M14: 10,351,125 km (0.098 R)
• M15: 11,851,592 km (0.042 R)
• M16: 13,017,857 km (0.104 R)
• M17: 13,491,334 km (0.054 R)
• M18: 15,500,883 km (0.098 R)
• M19: 15,727,374 km (0.09 R)
• M20: 21,009,974 km (0.107 R)
• M21: 23,596,371 km (0.108 R)
• M22: 24,708,332 km (0.077 R)
• M23: 26,494,830 km (0.073 R)
• M24: 28,478,348 km (0.114 R)
• M25: 31,154,205 km (0.039 R)
• M26: 33,487,483 km (0.102 R)
• M27: 36,999,742 km (0.104 R)
• M28: 37,269,168 km (0.091 R)
• M29: 41,037,239 km (0.098 R)
• M30: 41,326,113 km (0.11 R)
• M31: 41,907,749 km (0.114 R)
• M32: 43,087,478 km (0.029 R)
• M33: 43,535,524 km (0.055 R)
• M34: 49,157,262 km (0.11 R)
• M35: 50,800,595 km (0.09 R)
• M36: 59,016,510 km (0.072 R)
• M37: 65,877,068 km (0.108 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 15,746 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit