🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.56 AU - 0.78 AU

Year: 200 Days

Day: 26.4 Hours

Environment

Temp: 159 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 78,753,972 km

• M1: 17,054 km (0.077 R)
• M2: 46,525 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.18 AU - 1.78 AU

Year: 658 Days

Day: 22.5 Hours

Environment

Temp: -42 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.74 AU - 3.96 AU

Year: 2759 Days

Day: 42.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,753,972 km

• M1: 72,256 km (0.11 R)

Asteroid Belt

Center: 6.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.6

Radius: 14.3

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.43 AU - 9.01 AU

Year: 9405 Days

Day: 11.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,753,972 km

• M1: 189,092 km (0.12 R)
• M2: 1,128,267 km (0.107 R)
• M3: 2,041,562 km (0.096 R)
• M4: 2,493,647 km (0.041 R)
• M5: 3,237,148 km (0.08 R)
• M6: 3,765,528 km (0.03 R)
• M7: 4,249,776 km (0.095 R)
• M8: 5,198,676 km (0.06 R)
• M9: 6,185,722 km (0.101 R)
• M10: 6,793,987 km (0.116 R)
• M11: 8,170,437 km (0.115 R)
• M12: 8,737,264 km (0.117 R)
• M13: 9,636,796 km (0.073 R)
• M14: 14,790,293 km (0.055 R)
• M15: 15,634,324 km (0.112 R)
• M16: 16,702,004 km (0.066 R)
• M17: 17,617,393 km (0.118 R)
• M18: 22,941,881 km (0.1 R)
• M19: 26,534,324 km (0.029 R)
• M20: 27,961,936 km (0.063 R)
• M21: 31,557,072 km (0.05 R)
• M22: 36,092,281 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.5

Radius: 5.5

Gravity: 27.55 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 11.66 AU - 16.3 AU

Year: 19092 Days

Day: 18.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,753,972 km

• M1: 92,003 km (0.049 R)
• M2: 361,428 km (0.079 R)
• M3: 566,677 km (0.1 R)
• M4: 1,499,868 km (0.095 R)
• M5: 1,814,323 km (0.082 R)
• M6: 2,322,956 km (0.052 R)
• M7: 5,295,465 km (0.067 R)
• M8: 8,448,091 km (0.104 R)
• M9: 9,045,136 km (0.093 R)
• M10: 11,324,858 km (0.085 R)
• M11: 17,840,892 km (0.114 R)
• M12: 18,550,435 km (0.115 R)
• M13: 23,734,151 km (0.054 R)
• M14: 24,918,966 km (0.105 R)
• M15: 31,311,732 km (0.074 R)
• M16: 42,351,456 km (0.07 R)
• M17: 42,664,266 km (0.105 R)
• M18: 47,375,102 km (0.116 R)
• M19: 54,609,656 km (0.096 R)
• M20: 67,106,314 km (0.075 R)
• M21: 69,684,334 km (0.066 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 15,608 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit