🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.66 AU - 0.7 AU

Year: 196 Days

Day: 37.7 Hours

Environment

Temp: 194 °C

Axial Tilt: 39 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.8 AU - 1.3 AU

Year: 376 Days

Day: 39.6 Hours

Environment

Temp: 139 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.89 AU - 1.43 AU

Year: 437 Days

Day: 47.2 Hours

Environment

Temp: 45 °C

Axial Tilt: 9.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.78 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.05 AU - 2.75 AU

Year: 1301 Days

Day: 38.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.9

Radius: 15

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.48 AU - 6.96 AU

Year: 6094 Days

Day: 8.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,386,467 km

• M1: 186,848 km (0.057 R)
• M2: 840,291 km (0.08 R)
• M3: 1,378,844 km (0.115 R)
• M4: 2,423,934 km (0.114 R)
• M5: 2,892,475 km (0.104 R)
• M6: 4,130,098 km (0.061 R)
• M7: 4,934,486 km (0.118 R)
• M8: 6,077,413 km (0.053 R)
• M9: 9,520,857 km (0.078 R)
• M10: 11,891,984 km (0.067 R)
• M11: 13,886,123 km (0.104 R)
• M12: 19,833,835 km (0.085 R)
• M13: 21,905,167 km (0.082 R)
• M14: 26,312,919 km (0.09 R)
• M15: 27,293,533 km (0.038 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.6

Radius: 6.9

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 11.84 AU - 17.04 AU

Year: 19197 Days

Day: 23.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 56.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,386,467 km

• M1: 85,869 km (0.082 R)
• M2: 323,281 km (0.096 R)
• M3: 705,952 km (0.079 R)
• M4: 1,796,521 km (0.101 R)
• M5: 2,535,983 km (0.049 R)
• M6: 2,774,741 km (0.094 R)
• M7: 3,321,222 km (0.087 R)
• M8: 3,937,266 km (0.06 R)
• M9: 5,077,501 km (0.064 R)
• M10: 5,623,384 km (0.076 R)
• M11: 6,172,259 km (0.072 R)
• M12: 9,464,608 km (0.109 R)
• M13: 9,944,668 km (0.077 R)
• M14: 11,863,111 km (0.114 R)
• M15: 14,324,894 km (0.065 R)
• M16: 15,741,436 km (0.087 R)
• M17: 18,110,318 km (0.051 R)
• M18: 18,625,982 km (0.04 R)
• M19: 19,000,276 km (0.075 R)
• M20: 19,686,631 km (0.117 R)
• M21: 21,189,790 km (0.12 R)
• M22: 25,508,083 km (0.104 R)
• M23: 26,719,825 km (0.096 R)
• M24: 27,872,178 km (0.102 R)
• M25: 30,378,540 km (0.11 R)
• M26: 37,234,611 km (0.116 R)
• M27: 39,648,821 km (0.08 R)
• M28: 42,940,573 km (0.105 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 16,295 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit