🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.54 AU - 0.8 AU

Year: 198 Days

Day: 29.7 Hours

Environment

Temp: 187 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.71 AU - 1.03 AU

Year: 293 Days

Day: 17.8 Hours

Environment

Temp: 151 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 18,539,607 km

• M1: 630,405 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.82 AU - 2.52 AU

Year: 1156 Days

Day: 38.2 Hours

Environment

Temp: -79 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.4

Radius: 13.4

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.65 AU - 6.33 AU

Year: 4652 Days

Day: 11.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 18,539,607 km

• M1: 188,493 km (0.111 R)
• M2: 869,463 km (0.111 R)
• M3: 1,498,522 km (0.097 R)
• M4: 2,844,454 km (0.117 R)
• M5: 4,170,340 km (0.062 R)
• M6: 5,191,345 km (0.116 R)
• M7: 12,311,007 km (0.043 R)
• M8: 15,254,944 km (0.077 R)
• M9: 18,145,623 km (0.104 R)
• M10: 19,206,571 km (0.109 R)
• M11: 22,780,764 km (0.106 R)
• M12: 23,867,742 km (0.104 R)
• M13: 24,989,128 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.3

Radius: 13.7

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.41 AU - 6.33 AU

Year: 5143 Days

Day: 15 Hours

Environment

Temp: -141 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 18,539,607 km

• M1: 171,290 km (0.071 R)
• M2: 684,410 km (0.114 R)
• M3: 1,833,920 km (0.114 R)
• M4: 2,728,366 km (0.118 R)
• M5: 3,161,003 km (0.049 R)
• M6: 3,831,501 km (0.104 R)
• M7: 4,745,095 km (0.041 R)
• M8: 6,397,403 km (0.09 R)
• M9: 8,039,240 km (0.106 R)
• M10: 9,095,401 km (0.116 R)
• M11: 9,534,919 km (0.091 R)
• M12: 14,369,773 km (0.076 R)
• M13: 21,890,208 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.3

Radius: 13.3

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.8 AU - 6.2 AU

Year: 5315 Days

Day: 10.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 18,539,607 km

• M1: 165,455 km (0.102 R)
• M2: 702,212 km (0.11 R)
• M3: 1,126,622 km (0.101 R)
• M4: 1,839,755 km (0.071 R)
• M5: 2,367,087 km (0.082 R)
• M6: 3,323,616 km (0.106 R)
• M7: 3,750,419 km (0.119 R)
• M8: 4,439,466 km (0.055 R)
• M9: 6,280,567 km (0.113 R)
• M10: 7,313,242 km (0.079 R)
• M11: 7,763,082 km (0.039 R)
• M12: 9,121,730 km (0.065 R)
• M13: 11,094,776 km (0.067 R)
• M14: 11,771,108 km (0.083 R)
• M15: 15,968,825 km (0.107 R)
• M16: 17,406,161 km (0.083 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 18,342 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit