🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.72 AU - 1.08 AU

Year: 256 Days

Day: 35.3 Hours

Environment

Temp: 224 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.19 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.42 AU - 1.52 AU

Year: 535 Days

Day: 36.5 Hours

Environment

Temp: 188 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.03 AU - 3.23 AU

Year: 1663 Days

Day: 24.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 124.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.61 AU - 5.87 AU

Year: 3098 Days

Day: 47.9 Hours

Environment

Temp: -78 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,415,658 km

• M1: 252,072 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.11 AU - 8.07 AU

Year: 5079 Days

Day: 42.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 7.66 AU - 8.72 AU

Year: 7037 Days

Day: 15.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.69 AU - 9.95 AU

Year: 7864 Days

Day: 22.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.8

Radius: 14.4

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 11.79 AU - 13.81 AU

Year: 13749 Days

Day: 7.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,415,658 km

• M1: 179,069 km (0.077 R)
• M2: 1,237,474 km (0.038 R)
• M3: 1,697,487 km (0.106 R)
• M4: 2,468,365 km (0.028 R)
• M5: 3,097,424 km (0.119 R)
• M6: 3,644,952 km (0.085 R)
• M7: 7,293,345 km (0.08 R)
• M8: 7,950,379 km (0.066 R)
• M9: 9,949,754 km (0.085 R)
• M10: 10,759,079 km (0.057 R)
• M11: 15,199,293 km (0.104 R)
• M12: 17,783,746 km (0.101 R)
• M13: 19,717,299 km (0.112 R)
• M14: 20,562,975 km (0.062 R)
• M15: 25,060,934 km (0.06 R)
• M16: 28,756,750 km (0.071 R)
• M17: 35,205,166 km (0.076 R)
• M18: 45,999,550 km (0.103 R)
• M19: 48,547,351 km (0.074 R)

Kuiper Belt

Range: 36.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 12,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit