🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.25 AU - 1.91 AU

Year: 698 Days

Day: 22 Hours

Environment

Temp: -19 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.62 AU - 2.2 AU

Year: 928 Days

Day: 44.9 Hours

Environment

Temp: -39 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,835,804 km

• M1: 309,967 km (0.055 R)

Asteroid Belt

Center: 4.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.7

Radius: 12.3

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.03 AU - 7.37 AU

Year: 6095 Days

Day: 13.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,835,804 km

• M1: 153,039 km (0.094 R)
• M2: 727,794 km (0.102 R)
• M3: 1,571,376 km (0.117 R)
• M4: 2,115,463 km (0.072 R)
• M5: 2,657,008 km (0.069 R)
• M6: 3,331,395 km (0.102 R)
• M7: 6,982,331 km (0.039 R)
• M8: 7,886,052 km (0.066 R)
• M9: 9,707,705 km (0.066 R)
• M10: 13,289,377 km (0.108 R)
• M11: 21,122,771 km (0.102 R)
• M12: 22,929,913 km (0.114 R)
• M13: 24,675,271 km (0.067 R)
• M14: 25,166,251 km (0.059 R)
• M15: 26,167,660 km (0.098 R)
• M16: 29,698,618 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.4

Radius: 4.9

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 15.27 AU - 17.01 AU

Year: 22789 Days

Day: 24.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,835,804 km

• M1: 60,886 km (0.116 R)
• M2: 296,503 km (0.111 R)
• M3: 464,950 km (0.086 R)
• M4: 2,353,025 km (0.095 R)
• M5: 2,740,184 km (0.117 R)
• M6: 3,964,344 km (0.074 R)
• M7: 4,307,072 km (0.049 R)
• M8: 6,860,858 km (0.11 R)
• M9: 7,947,985 km (0.061 R)
• M10: 13,722,613 km (0.103 R)
• M11: 18,330,975 km (0.109 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 19,996 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit