🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.49 AU - 0.81 AU

Year: 344 Days

Day: 22 Hours

Environment

Temp: -134 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,788,491 km

• M1: 402,119 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.9

Radius: 10.7

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.72 AU - 1.04 AU

Year: 542 Days

Day: 7.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,788,491 km

• M1: 132,993 km (0.104 R)
• M2: 542,442 km (0.04 R)
• M3: 1,028,934 km (0.112 R)
• M4: 1,411,007 km (0.09 R)
• M5: 1,926,671 km (0.115 R)
• M6: 2,797,480 km (0.082 R)
• M7: 3,339,473 km (0.084 R)
• M8: 3,690,280 km (0.083 R)
• M9: 5,117,893 km (0.042 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744.2

Radius: 4.5

Gravity: 36.75 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 6.06 AU - 8.36 AU

Year: 12700 Days

Day: 21.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 77.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,788,491 km

• M1: 67,169 km (0.116 R)
• M2: 629,657 km (0.102 R)
• M3: 864,077 km (0.107 R)
• M4: 1,378,395 km (0.074 R)
• M5: 1,826,291 km (0.082 R)
• M6: 2,265,510 km (0.055 R)
• M7: 5,422,773 km (0.115 R)
• M8: 6,683,135 km (0.087 R)
• M9: 8,173,579 km (0.102 R)
• M10: 9,046,183 km (0.092 R)
• M11: 10,303,703 km (0.094 R)
• M12: 10,803,958 km (0.104 R)
• M13: 12,777,304 km (0.069 R)
• M14: 17,497,565 km (0.105 R)
• M15: 19,604,651 km (0.095 R)
• M16: 19,943,191 km (0.104 R)
• M17: 20,285,621 km (0.076 R)
• M18: 21,784,592 km (0.087 R)
• M19: 25,199,612 km (0.115 R)
• M20: 30,172,694 km (0.114 R)
• M21: 32,473,659 km (0.117 R)
• M22: 33,666,851 km (0.104 R)
• M23: 50,656,681 km (0.118 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 14,524 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit