🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.53 AU - 0.71 AU

Year: 186 Days

Day: 16.9 Hours

Environment

Temp: 138 °C

Axial Tilt: 95.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.46 AU - 2.36 AU

Year: 1005 Days

Day: 14 Hours

Environment

Temp: -72 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,373,012 km

• M1: 1,153,998 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.66 AU - 2.82 AU

Year: 1727 Days

Day: 45.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.8

Radius: 8.1

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 8.02 AU - 8.4 AU

Year: 8958 Days

Day: 10.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,373,012 km

• M1: 101,727 km (0.07 R)
• M2: 395,986 km (0.107 R)
• M3: 1,160,730 km (0.109 R)
• M4: 1,752,539 km (0.043 R)
• M5: 2,297,674 km (0.108 R)
• M6: 2,893,971 km (0.117 R)
• M7: 3,567,460 km (0.074 R)
• M8: 4,047,819 km (0.059 R)
• M9: 4,366,463 km (0.074 R)
• M10: 5,660,484 km (0.068 R)
• M11: 6,948,821 km (0.096 R)
• M12: 7,922,404 km (0.079 R)
• M13: 10,634,913 km (0.049 R)
• M14: 13,475,926 km (0.071 R)
• M15: 14,983,573 km (0.114 R)
• M16: 16,600,277 km (0.119 R)
• M17: 18,932,508 km (0.097 R)
• M18: 20,675,174 km (0.063 R)
• M19: 22,219,473 km (0.097 R)
• M20: 23,760,331 km (0.066 R)
• M21: 24,156,466 km (0.086 R)
• M22: 25,701,812 km (0.104 R)
• M23: 28,719,201 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.9

Radius: 12.1

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 10.28 AU - 10.6 AU

Year: 12845 Days

Day: 13.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,373,012 km

• M1: 150,645 km (0.107 R)
• M2: 536,757 km (0.074 R)
• M3: 1,179,579 km (0.095 R)
• M4: 1,774,081 km (0.119 R)
• M5: 2,225,568 km (0.09 R)
• M6: 2,710,564 km (0.071 R)
• M7: 3,980,051 km (0.052 R)
• M8: 5,125,373 km (0.074 R)
• M9: 5,505,202 km (0.083 R)
• M10: 6,015,929 km (0.116 R)
• M11: 8,913,041 km (0.113 R)
• M12: 9,827,533 km (0.038 R)
• M13: 10,416,500 km (0.099 R)
• M14: 11,373,178 km (0.097 R)
• M15: 12,948,145 km (0.116 R)
• M16: 13,722,313 km (0.119 R)
• M17: 14,120,842 km (0.094 R)
• M18: 18,143,080 km (0.104 R)
• M19: 20,372,537 km (0.096 R)
• M20: 20,979,157 km (0.097 R)
• M21: 32,048,651 km (0.041 R)
• M22: 37,701,955 km (0.117 R)
• M23: 42,705,555 km (0.111 R)
• M24: 47,678,637 km (0.115 R)
• M25: 54,172,979 km (0.099 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 12,797 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit