🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.87 AU - 0.93 AU

Year: 303 Days

Day: 16.5 Hours

Environment

Temp: 160 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.94 AU - 3.08 AU

Year: 1411 Days

Day: 13.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,884,928 km

• M1: 497,263 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3 AU - 4.82 AU

Year: 2743 Days

Day: 13.9 Hours

Environment

Temp: -108 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.5 AU - 5.42 AU

Year: 3919 Days

Day: 22.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.8

Radius: 13.3

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.25 AU - 6.51 AU

Year: 4427 Days

Day: 13.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,884,928 km

• M1: 165,455 km (0.103 R)
• M2: 692,189 km (0.087 R)
• M3: 1,282,503 km (0.12 R)
• M4: 1,719,478 km (0.112 R)
• M5: 2,491,702 km (0.058 R)
• M6: 3,408,587 km (0.085 R)
• M7: 4,679,421 km (0.116 R)
• M8: 5,634,753 km (0.115 R)
• M9: 6,360,752 km (0.103 R)
• M10: 6,868,487 km (0.084 R)
• M11: 10,712,554 km (0.111 R)
• M12: 11,218,045 km (0.087 R)
• M13: 16,017,743 km (0.053 R)
• M14: 16,735,663 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.8

Radius: 13.2

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.09 AU - 7.79 AU

Year: 7199 Days

Day: 13.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,884,928 km

• M1: 166,802 km (0.118 R)
• M2: 665,112 km (0.054 R)
• M3: 1,480,570 km (0.111 R)
• M4: 2,544,959 km (0.103 R)
• M5: 2,956,204 km (0.115 R)
• M6: 3,791,259 km (0.115 R)
• M7: 4,607,315 km (0.028 R)
• M8: 6,955,104 km (0.087 R)
• M9: 9,633,953 km (0.102 R)
• M10: 10,897,158 km (0.112 R)
• M11: 11,995,954 km (0.049 R)
• M12: 15,801,275 km (0.105 R)
• M13: 18,551,034 km (0.1 R)
• M14: 20,578,234 km (0.043 R)
• M15: 26,058,154 km (0.089 R)
• M16: 27,732,304 km (0.055 R)
• M17: 28,595,633 km (0.103 R)
• M18: 29,774,763 km (0.081 R)
• M19: 36,388,186 km (0.081 R)
• M20: 37,076,037 km (0.088 R)
• M21: 38,006,536 km (0.119 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 18,806 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit