🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.23 AU - 1.53 AU

Year: 572 Days

Day: 44.4 Hours

Environment

Temp: -11 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.12 AU - 2.2 AU

Year: 1121 Days

Day: 47.9 Hours

Environment

Temp: -65 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.82 AU - 2.76 AU

Year: 1224 Days

Day: 34.8 Hours

Environment

Temp: -74 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,602,199 km

• M1: 42,336 km (0.113 R)

Asteroid Belt

Center: 4.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895

Radius: 11.2

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.75 AU - 7.49 AU

Year: 6014 Days

Day: 6.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 110 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 36,602,199 km

• M1: 139,276 km (0.107 R)
• M2: 524,640 km (0.111 R)
• M3: 1,065,436 km (0.097 R)
• M4: 1,476,082 km (0.065 R)
• M5: 3,014,995 km (0.108 R)
• M6: 3,574,342 km (0.098 R)
• M7: 4,227,337 km (0.067 R)
• M8: 5,249,688 km (0.083 R)
• M9: 5,931,705 km (0.089 R)
• M10: 7,247,867 km (0.092 R)
• M11: 8,173,878 km (0.08 R)
• M12: 9,484,655 km (0.077 R)
• M13: 11,326,803 km (0.055 R)
• M14: 12,095,137 km (0.084 R)
• M15: 12,465,542 km (0.089 R)
• M16: 13,396,489 km (0.086 R)
• M17: 15,273,643 km (0.032 R)
• M18: 16,020,885 km (0.11 R)
• M19: 17,588,371 km (0.113 R)
• M20: 18,340,101 km (0.094 R)
• M21: 19,184,281 km (0.026 R)
• M22: 22,423,374 km (0.111 R)
• M23: 24,381,311 km (0.08 R)
• M24: 25,488,186 km (0.111 R)
• M25: 27,437,297 km (0.1 R)
• M26: 30,155,789 km (0.074 R)
• M27: 32,132,127 km (0.035 R)
• M28: 34,722,115 km (0.089 R)
• M29: 35,256,329 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.9

Radius: 13.8

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 8.33 AU - 8.55 AU

Year: 8658 Days

Day: 12.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,602,199 km

• M1: 173,683 km (0.084 R)
• M2: 2,154,957 km (0.1 R)
• M3: 2,737,940 km (0.088 R)
• M4: 3,811,006 km (0.083 R)
• M5: 4,536,855 km (0.051 R)
• M6: 7,427,684 km (0.117 R)
• M7: 13,656,191 km (0.046 R)
• M8: 16,163,751 km (0.076 R)
• M9: 16,609,702 km (0.084 R)
• M10: 17,997,222 km (0.047 R)
• M11: 19,965,781 km (0.053 R)
• M12: 22,544,549 km (0.075 R)
• M13: 26,376,947 km (0.105 R)
• M14: 31,505,012 km (0.102 R)
• M15: 32,403,048 km (0.105 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 11,940 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit