🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.2

Radius: 9.1

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.88 AU - 1.3 AU

Year: 759 Days

Day: 11.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,884,524 km

• M1: 113,395 km (0.056 R)
• M2: 468,690 km (0.119 R)
• M3: 803,939 km (0.112 R)
• M4: 1,114,205 km (0.104 R)
• M5: 1,438,084 km (0.1 R)
• M6: 2,200,435 km (0.111 R)
• M7: 2,504,119 km (0.03 R)
• M8: 2,944,984 km (0.034 R)
• M9: 4,436,923 km (0.039 R)
• M10: 4,838,893 km (0.107 R)
• M11: 5,581,945 km (0.106 R)
• M12: 6,030,889 km (0.051 R)
• M13: 6,503,917 km (0.116 R)
• M14: 6,891,076 km (0.061 R)
• M15: 8,520,048 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.1

Radius: 14.5

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.2 AU - 1.48 AU

Year: 1034 Days

Day: 12.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,884,524 km

• M1: 180,265 km (0.058 R)
• M2: 632,201 km (0.116 R)
• M3: 1,093,411 km (0.115 R)
• M4: 1,587,383 km (0.083 R)
• M5: 2,871,232 km (0.078 R)
• M6: 3,409,784 km (0.038 R)
• M7: 3,967,934 km (0.078 R)
• M8: 4,855,797 km (0.11 R)
• M9: 5,406,467 km (0.109 R)
• M10: 5,977,482 km (0.101 R)
• M11: 7,338,374 km (0.072 R)
• M12: 8,248,976 km (0.095 R)
• M13: 9,405,218 km (0.114 R)
• M14: 10,113,115 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.1

Radius: 10.8

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.76 AU - 1.82 AU

Year: 1597 Days

Day: 8.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,884,524 km

• M1: 134,937 km (0.103 R)
• M2: 486,343 km (0.102 R)
• M3: 1,293,124 km (0.105 R)
• M4: 1,750,295 km (0.085 R)
• M5: 2,536,881 km (0.041 R)
• M6: 2,935,709 km (0.103 R)
• M7: 3,294,594 km (0.093 R)
• M8: 4,511,872 km (0.079 R)
• M9: 5,167,410 km (0.075 R)
• M10: 5,837,159 km (0.094 R)
• M11: 6,256,183 km (0.101 R)
• M12: 7,780,286 km (0.102 R)
• M13: 8,535,307 km (0.113 R)
• M14: 9,141,178 km (0.12 R)
• M15: 10,800,218 km (0.101 R)
• M16: 11,624,203 km (0.108 R)
• M17: 12,732,724 km (0.092 R)
• M18: 14,840,408 km (0.076 R)
• M19: 15,670,078 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.9

Radius: 8

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.7 AU - 3.52 AU

Year: 3657 Days

Day: 6.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 26,884,524 km

• M1: 103,971 km (0.117 R)
• M2: 353,649 km (0.077 R)
• M3: 774,618 km (0.115 R)
• M4: 1,113,008 km (0.09 R)
• M5: 1,528,741 km (0.064 R)
• M6: 1,807,292 km (0.052 R)
• M7: 2,412,714 km (0.045 R)
• M8: 2,762,773 km (0.056 R)
• M9: 3,014,846 km (0.113 R)
• M10: 3,565,516 km (0.104 R)
• M11: 3,962,100 km (0.044 R)
• M12: 4,889,008 km (0.116 R)
• M13: 6,430,764 km (0.068 R)
• M14: 6,904,690 km (0.108 R)
• M15: 7,491,861 km (0.1 R)
• M16: 8,765,687 km (0.062 R)
• M17: 11,332,338 km (0.119 R)
• M18: 11,982,640 km (0.052 R)
• M19: 12,486,485 km (0.062 R)
• M20: 14,268,346 km (0.078 R)
• M21: 15,074,529 km (0.104 R)
• M22: 16,162,704 km (0.111 R)
• M23: 16,519,644 km (0.081 R)
• M24: 17,945,910 km (0.074 R)
• M25: 18,605,487 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.9

Radius: 12.3

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.83 AU - 4.99 AU

Year: 6176 Days

Day: 10.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,884,524 km

• M1: 159,023 km (0.1 R)
• M2: 591,061 km (0.106 R)
• M3: 2,540,471 km (0.115 R)
• M4: 3,221,441 km (0.115 R)
• M5: 4,200,708 km (0.094 R)
• M6: 5,288,135 km (0.108 R)
• M7: 5,926,918 km (0.088 R)
• M8: 6,554,780 km (0.081 R)
• M9: 7,528,064 km (0.091 R)
• M10: 9,088,071 km (0.054 R)
• M11: 14,306,643 km (0.069 R)
• M12: 16,919,519 km (0.068 R)
• M13: 17,634,597 km (0.099 R)
• M14: 20,832,999 km (0.087 R)
• M15: 21,793,717 km (0.072 R)
• M16: 23,655,762 km (0.07 R)
• M17: 24,249,516 km (0.091 R)
• M18: 25,389,601 km (0.119 R)
• M19: 25,855,449 km (0.054 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 19,529 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit