🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.45 AU - 0.61 AU

Year: 140 Days

Day: 18.8 Hours

Environment

Temp: 214 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,752,201 km

• M1: 129,402 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.65 AU - 0.75 AU

Year: 212 Days

Day: 30.2 Hours

Environment

Temp: 144 °C

Axial Tilt: 25.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.12 AU - 1.24 AU

Year: 464 Days

Day: 29.8 Hours

Environment

Temp: 0 °C

Axial Tilt: 24.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.12 AU - 2.68 AU

Year: 1345 Days

Day: 18 Hours

Environment

Temp: -83 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.51 AU - 2.55 AU

Year: 1455 Days

Day: 16 Hours

Environment

Temp: -90 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,752,201 km

• M1: 809,624 km (0.104 R)
• M2: 1,900,192 km (0.076 R)

Asteroid Belt

Center: 4.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.8

Radius: 9.2

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.13 AU - 6.99 AU

Year: 6076 Days

Day: 10.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,752,201 km

• M1: 114,442 km (0.091 R)
• M2: 1,770,341 km (0.107 R)
• M3: 2,088,386 km (0.078 R)
• M4: 2,418,698 km (0.119 R)
• M5: 3,558,933 km (0.11 R)
• M6: 4,530,123 km (0.109 R)
• M7: 6,987,717 km (0.098 R)
• M8: 7,507,120 km (0.072 R)
• M9: 13,695,685 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.3

Radius: 12

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 9.1 AU - 9.54 AU

Year: 10290 Days

Day: 7.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,752,201 km

• M1: 149,598 km (0.101 R)
• M2: 527,632 km (0.07 R)
• M3: 1,026,391 km (0.118 R)
• M4: 1,420,133 km (0.072 R)
• M5: 1,839,306 km (0.118 R)
• M6: 2,788,056 km (0.112 R)
• M7: 3,803,077 km (0.092 R)
• M8: 7,087,349 km (0.105 R)
• M9: 8,962,708 km (0.083 R)
• M10: 10,675,304 km (0.095 R)
• M11: 11,472,362 km (0.068 R)
• M12: 13,730,990 km (0.119 R)
• M13: 19,341,808 km (0.114 R)
• M14: 20,931,584 km (0.064 R)
• M15: 23,039,119 km (0.102 R)
• M16: 24,279,435 km (0.078 R)
• M17: 27,378,206 km (0.099 R)
• M18: 28,668,338 km (0.045 R)
• M19: 31,907,879 km (0.113 R)
• M20: 37,634,636 km (0.085 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 11,819 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit