🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.75 AU - 1.19 AU

Year: 430 Days

Day: 22 Hours

Environment

Temp: -60 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,298,039 km

• M1: 33,660 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.04 AU - 1.08 AU

Year: 491 Days

Day: 32.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,298,039 km

• M1: 42,037 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.1

Radius: 12

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.62 AU - 3.8 AU

Year: 3213 Days

Day: 9.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,298,039 km

• M1: 150,047 km (0.116 R)
• M2: 663,018 km (0.093 R)
• M3: 1,279,062 km (0.114 R)
• M4: 1,722,769 km (0.064 R)
• M5: 2,217,788 km (0.102 R)
• M6: 2,914,915 km (0.087 R)
• M7: 3,307,160 km (0.037 R)
• M8: 4,159,120 km (0.093 R)
• M9: 5,269,136 km (0.112 R)
• M10: 5,983,167 km (0.036 R)
• M11: 6,649,476 km (0.081 R)
• M12: 8,354,443 km (0.11 R)
• M13: 10,334,071 km (0.106 R)
• M14: 11,573,639 km (0.075 R)
• M15: 12,481,698 km (0.084 R)
• M16: 12,866,614 km (0.118 R)
• M17: 14,533,134 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.3

Radius: 9.9

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.47 AU - 5.51 AU

Year: 4277 Days

Day: 13.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 20,298,039 km

• M1: 123,119 km (0.09 R)
• M2: 565,929 km (0.072 R)
• M3: 995,574 km (0.107 R)
• M4: 1,319,902 km (0.095 R)
• M5: 2,191,160 km (0.105 R)
• M6: 2,799,275 km (0.088 R)
• M7: 3,195,261 km (0.103 R)
• M8: 4,059,488 km (0.096 R)
• M9: 4,680,020 km (0.027 R)
• M10: 6,002,764 km (0.094 R)
• M11: 6,808,498 km (0.112 R)
• M12: 9,262,053 km (0.071 R)
• M13: 10,491,448 km (0.081 R)
• M14: 13,454,234 km (0.058 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 16,742 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit