🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.4 AU - 0.64 AU

Year: 131 Days

Day: 46.4 Hours

Environment

Temp: 222 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,020,636 km

• M1: 17,952 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.65 AU - 1.05 AU

Year: 274 Days

Day: 41.4 Hours

Environment

Temp: 137 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.94 AU - 1.12 AU

Year: 366 Days

Day: 17.4 Hours

Environment

Temp: 99 °C

Axial Tilt: 0.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.59 AU - 2.25 AU

Year: 931 Days

Day: 24.9 Hours

Environment

Temp: -51 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.77 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.77 AU - 4.47 AU

Year: 2410 Days

Day: 27.7 Hours

Environment

Temp: -107 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,020,636 km

• M1: 716,574 km (0.101 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.27 AU - 4.47 AU

Year: 3196 Days

Day: 16.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.4

Radius: 9.6

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 7.79 AU - 8.17 AU

Year: 7886 Days

Day: 10 Hours

Environment

Temp: -151 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,020,636 km

• M1: 119,379 km (0.089 R)
• M2: 489,484 km (0.1 R)
• M3: 987,047 km (0.106 R)
• M4: 2,395,361 km (0.112 R)
• M5: 3,096,227 km (0.032 R)
• M6: 4,427,798 km (0.12 R)
• M7: 5,627,872 km (0.096 R)
• M8: 6,750,754 km (0.083 R)
• M9: 7,954,717 km (0.105 R)
• M10: 8,268,873 km (0.099 R)
• M11: 9,365,126 km (0.1 R)
• M12: 11,403,546 km (0.043 R)
• M13: 12,845,072 km (0.065 R)
• M14: 14,128,472 km (0.089 R)
• M15: 14,543,606 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.3

Radius: 3.5

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 12.72 AU - 14.38 AU

Year: 17450 Days

Day: 24.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,020,636 km

• M1: 43,533 km (0.092 R)
• M2: 259,403 km (0.086 R)
• M3: 969,544 km (0.063 R)
• M4: 2,567,997 km (0.077 R)
• M5: 3,728,428 km (0.083 R)
• M6: 5,499,966 km (0.114 R)
• M7: 6,106,735 km (0.089 R)
• M8: 6,257,679 km (0.118 R)
• M9: 6,950,915 km (0.068 R)
• M10: 10,239,077 km (0.113 R)
• M11: 12,600,928 km (0.061 R)
• M12: 13,293,865 km (0.118 R)
• M13: 15,246,716 km (0.119 R)
• M14: 15,524,519 km (0.073 R)
• M15: 19,061,611 km (0.095 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 19,638 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit