🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.59 AU - 0.89 AU

Year: 241 Days

Day: 37.4 Hours

Environment

Temp: 104 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,468,486 km

• M1: 25,432 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.36 AU - 3.34 AU

Year: 1822 Days

Day: 34.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.54 AU - 3.2 AU

Year: 1841 Days

Day: 28.2 Hours

Environment

Temp: -111 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.45 AU - 4.23 AU

Year: 2850 Days

Day: 28.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.32 AU - 4.5 AU

Year: 2928 Days

Day: 44.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.9

Radius: 12.9

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.92 AU - 5.64 AU

Year: 4595 Days

Day: 8.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,468,486 km

• M1: 161,566 km (0.081 R)
• M2: 866,770 km (0.109 R)
• M3: 1,804,150 km (0.069 R)
• M4: 5,870,819 km (0.109 R)
• M5: 6,488,658 km (0.075 R)
• M6: 7,218,247 km (0.112 R)
• M7: 8,414,282 km (0.072 R)
• M8: 15,103,999 km (0.099 R)
• M9: 20,527,371 km (0.112 R)
• M10: 24,604,511 km (0.111 R)
• M11: 29,192,528 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.1

Radius: 11.8

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.44 AU - 5.54 AU

Year: 4872 Days

Day: 9.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,468,486 km

• M1: 146,905 km (0.089 R)
• M2: 529,128 km (0.106 R)
• M3: 1,119,740 km (0.1 R)
• M4: 2,199,986 km (0.095 R)
• M5: 2,806,157 km (0.1 R)
• M6: 3,561,925 km (0.072 R)
• M7: 4,145,656 km (0.08 R)
• M8: 4,520,997 km (0.056 R)
• M9: 4,944,808 km (0.105 R)
• M10: 6,348,335 km (0.032 R)
• M11: 7,109,489 km (0.1 R)
• M12: 11,218,195 km (0.103 R)
• M13: 12,864,519 km (0.111 R)
• M14: 13,363,279 km (0.071 R)
• M15: 16,282,681 km (0.09 R)
• M16: 23,057,669 km (0.06 R)
• M17: 23,645,739 km (0.103 R)
• M18: 24,018,387 km (0.105 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 16,660 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit