🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.52 AU - 0.7 AU

Year: 205 Days

Day: 20.2 Hours

Environment

Temp: 19 °C

Axial Tilt: 6.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.88 AU - 0.98 AU

Year: 386 Days

Day: 32.5 Hours

Environment

Temp: -53 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.22 AU - 1.88 AU

Year: 831 Days

Day: 21.1 Hours

Environment

Temp: -100 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.54 AU - 2.12 AU

Year: 1066 Days

Day: 15 Hours

Environment

Temp: -114 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,344,774 km

• M1: 394,938 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.06 AU - 2.34 AU

Year: 1405 Days

Day: 31.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,344,774 km

• M1: 82,129 km (0.034 R)

Asteroid Belt

Center: 2.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.7

Radius: 8.5

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.36 AU - 3.76 AU

Year: 2891 Days

Day: 10.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,344,774 km

• M1: 115,340 km (0.072 R)
• M2: 521,199 km (0.114 R)
• M3: 1,643,781 km (0.097 R)
• M4: 2,175,901 km (0.109 R)
• M5: 2,774,891 km (0.072 R)
• M6: 3,547,714 km (0.077 R)
• M7: 4,976,822 km (0.065 R)
• M8: 5,353,061 km (0.113 R)
• M9: 8,023,383 km (0.115 R)
• M10: 8,952,685 km (0.065 R)
• M11: 9,644,724 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.7

Radius: 13.9

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.62 AU - 5.8 AU

Year: 4400 Days

Day: 13.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,344,774 km

• M1: 172,935 km (0.099 R)
• M2: 627,563 km (0.098 R)
• M3: 2,329,388 km (0.097 R)
• M4: 2,977,596 km (0.092 R)
• M5: 3,766,276 km (0.104 R)
• M6: 4,767,235 km (0.115 R)
• M7: 5,275,270 km (0.072 R)
• M8: 6,029,393 km (0.108 R)
• M9: 8,193,924 km (0.091 R)
• M10: 9,206,851 km (0.091 R)
• M11: 10,389,273 km (0.056 R)
• M12: 14,601,500 km (0.06 R)
• M13: 15,048,798 km (0.07 R)
• M14: 18,055,865 km (0.081 R)
• M15: 19,297,078 km (0.107 R)
• M16: 20,594,241 km (0.052 R)
• M17: 25,313,306 km (0.076 R)
• M18: 29,984,200 km (0.11 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 12,107 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit