🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.55 AU - 0.89 AU

Year: 233 Days

Day: 22.5 Hours

Environment

Temp: 178 °C

Axial Tilt: 45.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.73 AU - 0.99 AU

Year: 304 Days

Day: 19.1 Hours

Environment

Temp: 19 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 60,224,471 km

• M1: 243,246 km (0.116 R)
• M2: 622,178 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.91 AU - 2.09 AU

Year: 1077 Days

Day: 31.2 Hours

Environment

Temp: -83 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.4

Radius: 8.4

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.77 AU - 5.49 AU

Year: 3794 Days

Day: 13.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,224,471 km

• M1: 105,167 km (0.032 R)
• M2: 380,128 km (0.115 R)
• M3: 845,527 km (0.042 R)
• M4: 1,208,003 km (0.086 R)
• M5: 1,815,669 km (0.071 R)
• M6: 2,310,240 km (0.103 R)
• M7: 2,677,054 km (0.106 R)
• M8: 3,489,969 km (0.109 R)
• M9: 3,828,808 km (0.096 R)
• M10: 4,930,895 km (0.109 R)
• M11: 5,756,526 km (0.054 R)
• M12: 6,914,713 km (0.082 R)
• M13: 7,322,517 km (0.11 R)
• M14: 8,896,137 km (0.111 R)
• M15: 9,723,413 km (0.099 R)
• M16: 10,356,511 km (0.12 R)
• M17: 13,166,707 km (0.114 R)
• M18: 14,390,567 km (0.062 R)
• M19: 17,692,342 km (0.101 R)
• M20: 19,611,533 km (0.083 R)
• M21: 23,089,085 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.2

Radius: 6.5

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 12.53 AU - 20.65 AU

Year: 25732 Days

Day: 16.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,224,471 km

• M1: 85,271 km (0.047 R)
• M2: 287,976 km (0.109 R)
• M3: 1,174,942 km (0.079 R)
• M4: 1,855,313 km (0.066 R)
• M5: 2,088,835 km (0.088 R)
• M6: 2,933,913 km (0.068 R)
• M7: 3,930,086 km (0.118 R)
• M8: 5,746,204 km (0.1 R)
• M9: 6,690,765 km (0.11 R)
• M10: 7,156,613 km (0.087 R)
• M11: 18,742,668 km (0.101 R)
• M12: 19,327,596 km (0.115 R)
• M13: 23,285,956 km (0.088 R)
• M14: 35,221,323 km (0.086 R)
• M15: 36,111,580 km (0.068 R)
• M16: 44,808,302 km (0.119 R)
• M17: 50,035,102 km (0.116 R)
• M18: 51,646,421 km (0.074 R)
• M19: 52,794,734 km (0.082 R)
• M20: 53,625,302 km (0.048 R)
• M21: 56,687,570 km (0.078 R)
• M22: 57,034,787 km (0.112 R)
• M23: 60,224,512 km (0.086 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 15,656 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit