🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.52 AU - 0.6 AU

Year: 271 Days

Day: 38 Hours

Environment

Temp: -118 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.5

Radius: 10.8

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.62 AU - 0.76 AU

Year: 370 Days

Day: 6 Hours

Environment

Temp: -139 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,924,919 km

• M1: 134,339 km (0.087 R)
• M2: 500,405 km (0.092 R)
• M3: 855,849 km (0.111 R)
• M4: 1,233,883 km (0.103 R)
• M5: 1,829,283 km (0.1 R)
• M6: 2,344,797 km (0.106 R)
• M7: 2,707,273 km (0.03 R)
• M8: 3,207,678 km (0.116 R)
• M9: 3,583,168 km (0.117 R)
• M10: 4,161,214 km (0.056 R)
• M11: 4,638,282 km (0.112 R)
• M12: 5,136,144 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.2

Radius: 14.6

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.68 AU - 0.82 AU

Year: 419 Days

Day: 14.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,924,919 km

• M1: 185,202 km (0.104 R)
• M2: 809,175 km (0.051 R)
• M3: 1,420,133 km (0.027 R)
• M4: 2,105,141 km (0.076 R)
• M5: 2,585,650 km (0.092 R)
• M6: 3,185,986 km (0.096 R)
• M7: 3,696,414 km (0.078 R)
• M8: 4,375,887 km (0.091 R)
• M9: 5,041,897 km (0.106 R)
• M10: 5,585,087 km (0.115 R)

Asteroid Belt

Center: 1.91 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.3

Radius: 13.3

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.56 AU - 3.56 AU

Year: 3456 Days

Day: 12.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 24,924,919 km

• M1: 165,904 km (0.115 R)
• M2: 874,848 km (0.109 R)
• M3: 1,349,672 km (0.093 R)
• M4: 1,960,779 km (0.042 R)
• M5: 2,638,757 km (0.081 R)
• M6: 3,646,747 km (0.036 R)
• M7: 5,147,812 km (0.117 R)
• M8: 7,059,524 km (0.119 R)
• M9: 7,746,327 km (0.094 R)
• M10: 9,253,675 km (0.066 R)
• M11: 9,757,820 km (0.096 R)
• M12: 10,821,162 km (0.095 R)
• M13: 11,735,205 km (0.093 R)
• M14: 12,465,691 km (0.085 R)
• M15: 13,568,826 km (0.116 R)
• M16: 14,220,474 km (0.115 R)
• M17: 15,586,453 km (0.044 R)
• M18: 17,737,969 km (0.101 R)
• M19: 18,885,086 km (0.083 R)
• M20: 20,080,821 km (0.052 R)
• M21: 20,730,226 km (0.065 R)
• M22: 21,730,587 km (0.085 R)
• M23: 22,346,032 km (0.054 R)
• M24: 24,776,699 km (0.103 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 18,613 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit