🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.86 AU - 1.36 AU

Year: 431 Days

Day: 44.7 Hours

Environment

Temp: 15 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.59 AU - 2.63 AU

Year: 1131 Days

Day: 30.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.2 AU - 3.2 AU

Year: 1637 Days

Day: 30.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,984,972 km

• M1: 113,545 km (0.073 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.88 AU - 3.44 AU

Year: 2073 Days

Day: 18.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,984,972 km

• M1: 610,210 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.32 AU - 4.88 AU

Year: 3063 Days

Day: 29.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,984,972 km

• M1: 933,940 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.5

Radius: 11.2

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.05 AU - 7.45 AU

Year: 7203 Days

Day: 7.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,984,972 km

• M1: 140,921 km (0.096 R)
• M2: 563,535 km (0.111 R)
• M3: 1,623,885 km (0.119 R)
• M4: 2,207,017 km (0.05 R)
• M5: 2,905,639 km (0.095 R)
• M6: 3,396,470 km (0.045 R)
• M7: 4,329,213 km (0.071 R)
• M8: 5,518,665 km (0.088 R)
• M9: 5,938,138 km (0.091 R)
• M10: 6,914,264 km (0.04 R)
• M11: 7,287,810 km (0.109 R)
• M12: 7,833,543 km (0.081 R)
• M13: 11,646,942 km (0.063 R)
• M14: 12,123,411 km (0.072 R)
• M15: 13,002,598 km (0.088 R)
• M16: 13,573,464 km (0.055 R)
• M17: 15,198,246 km (0.08 R)
• M18: 16,285,673 km (0.102 R)
• M19: 19,414,064 km (0.104 R)
• M20: 21,948,551 km (0.031 R)
• M21: 22,594,664 km (0.063 R)
• M22: 23,087,589 km (0.057 R)
• M23: 24,180,252 km (0.115 R)
• M24: 25,660,672 km (0.109 R)
• M25: 29,380,872 km (0.118 R)
• M26: 34,518,213 km (0.042 R)
• M27: 35,612,970 km (0.034 R)
• M28: 37,412,632 km (0.108 R)
• M29: 39,154,101 km (0.095 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 16,118 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit