🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.48 AU - 0.52 AU

Year: 134 Days

Day: 31.6 Hours

Environment

Temp: 192 °C

Axial Tilt: 14.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.45 AU - 0.65 AU

Year: 154 Days

Day: 46.4 Hours

Environment

Temp: 204 °C

Axial Tilt: 41.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.21 AU - 1.83 AU

Year: 710 Days

Day: 40.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.34 AU - 2 AU

Year: 817 Days

Day: 37.3 Hours

Environment

Temp: -69 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.67 AU - 2.03 AU

Year: 953 Days

Day: 15 Hours

Environment

Temp: -80 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.6

Radius: 8.7

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 5.84 AU - 7.88 AU

Year: 6805 Days

Day: 6 Hours

Environment

Temp: -165 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,269,493 km

• M1: 108,309 km (0.104 R)
• M2: 384,915 km (0.071 R)
• M3: 657,632 km (0.026 R)
• M4: 1,122,582 km (0.109 R)
• M5: 1,669,363 km (0.093 R)
• M6: 2,229,607 km (0.079 R)
• M7: 2,983,131 km (0.105 R)
• M8: 3,490,567 km (0.05 R)
• M9: 5,644,328 km (0.117 R)
• M10: 6,054,375 km (0.063 R)
• M11: 6,966,773 km (0.081 R)
• M12: 7,473,461 km (0.087 R)
• M13: 7,860,321 km (0.06 R)
• M14: 8,372,095 km (0.116 R)
• M15: 9,543,596 km (0.101 R)
• M16: 9,999,421 km (0.111 R)
• M17: 10,644,337 km (0.081 R)
• M18: 15,165,484 km (0.089 R)
• M19: 16,424,350 km (0.098 R)
• M20: 17,260,902 km (0.118 R)
• M21: 18,314,669 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.9

Radius: 9

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.93 AU - 8.79 AU

Year: 7563 Days

Day: 13.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,269,493 km

• M1: 112,049 km (0.028 R)
• M2: 409,898 km (0.113 R)
• M3: 704,456 km (0.11 R)
• M4: 1,812,977 km (0.026 R)
• M5: 2,443,382 km (0.116 R)
• M6: 2,809,897 km (0.071 R)
• M7: 4,993,427 km (0.064 R)
• M8: 7,575,786 km (0.069 R)
• M9: 8,812,960 km (0.084 R)
• M10: 11,733,709 km (0.097 R)
• M11: 12,998,559 km (0.056 R)
• M12: 13,947,907 km (0.107 R)
• M13: 14,882,894 km (0.103 R)
• M14: 15,183,585 km (0.043 R)
• M15: 20,488,924 km (0.042 R)
• M16: 21,850,265 km (0.041 R)
• M17: 26,646,971 km (0.05 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 18,904 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit