🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.53 AU - 0.57 AU

Year: 154 Days

Day: 24.2 Hours

Environment

Temp: 140 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.07 AU - 1.63 AU

Year: 591 Days

Day: 47 Hours

Environment

Temp: -26 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.34 AU - 2.68 AU

Year: 1498 Days

Day: 29.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,852,468 km

• M1: 106,364 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.97 AU - 3.61 AU

Year: 2248 Days

Day: 26.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.8 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.17 AU - 4.45 AU

Year: 3371 Days

Day: 15.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.4

Radius: 13.3

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.9 AU - 5.42 AU

Year: 3790 Days

Day: 9.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,852,468 km

• M1: 165,455 km (0.095 R)
• M2: 618,138 km (0.094 R)
• M3: 1,081,144 km (0.089 R)
• M4: 1,606,083 km (0.08 R)
• M5: 2,071,931 km (0.081 R)
• M6: 4,025,380 km (0.102 R)
• M7: 4,507,234 km (0.045 R)
• M8: 5,756,077 km (0.072 R)
• M9: 6,309,889 km (0.102 R)
• M10: 7,626,948 km (0.101 R)
• M11: 8,776,757 km (0.119 R)
• M12: 9,915,646 km (0.042 R)
• M13: 10,330,481 km (0.1 R)
• M14: 13,118,387 km (0.115 R)
• M15: 14,028,690 km (0.092 R)
• M16: 18,219,824 km (0.116 R)
• M17: 19,741,234 km (0.091 R)
• M18: 20,532,906 km (0.089 R)
• M19: 21,208,789 km (0.061 R)
• M20: 23,325,749 km (0.093 R)
• M21: 24,360,368 km (0.073 R)
• M22: 25,735,322 km (0.031 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.8

Radius: 5.9

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 11.88 AU - 19.38 AU

Year: 23279 Days

Day: 19.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 27,852,468 km

• M1: 73,453 km (0.11 R)
• M2: 295,605 km (0.087 R)
• M3: 2,328,491 km (0.119 R)
• M4: 3,442,696 km (0.103 R)
• M5: 4,047,370 km (0.106 R)
• M6: 4,375,139 km (0.029 R)
• M7: 7,667,040 km (0.093 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 17,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit