🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.71 AU - 0.79 AU

Year: 234 Days

Day: 20.7 Hours

Environment

Temp: 193 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,001,139 km

• M1: 18,849 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.08 AU - 2.2 AU

Year: 1127 Days

Day: 43.1 Hours

Environment

Temp: -77 °C

Axial Tilt: 47.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.28 AU - 2.58 AU

Year: 1363 Days

Day: 21.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,001,139 km

• M1: 1,213,388 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.34 AU - 4.92 AU

Year: 3585 Days

Day: 43.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.6

Radius: 8.8

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.26 AU - 6.1 AU

Year: 4243 Days

Day: 6.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,001,139 km

• M1: 110,403 km (0.044 R)
• M2: 490,531 km (0.069 R)
• M3: 884,871 km (0.027 R)
• M4: 1,343,538 km (0.119 R)
• M5: 1,628,672 km (0.087 R)
• M6: 2,546,605 km (0.086 R)
• M7: 2,944,236 km (0.081 R)
• M8: 4,510,226 km (0.092 R)
• M9: 5,991,096 km (0.063 R)
• M10: 8,184,200 km (0.101 R)
• M11: 14,472,547 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.2

Radius: 13

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.22 AU - 6.96 AU

Year: 4757 Days

Day: 9.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,001,139 km

• M1: 161,715 km (0.107 R)
• M2: 678,277 km (0.107 R)
• M3: 1,681,330 km (0.11 R)
• M4: 2,463,578 km (0.105 R)
• M5: 3,436,712 km (0.072 R)
• M6: 4,271,618 km (0.083 R)
• M7: 7,807,962 km (0.065 R)
• M8: 8,306,422 km (0.064 R)
• M9: 13,045,982 km (0.087 R)
• M10: 18,327,534 km (0.109 R)
• M11: 19,597,471 km (0.087 R)
• M12: 22,883,687 km (0.096 R)
• M13: 26,046,485 km (0.084 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 12,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit