🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.9

Radius: 9.1

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.63 AU - 0.93 AU

Year: 445 Days

Day: 13.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 39,854,819 km

• M1: 113,246 km (0.064 R)
• M2: 479,910 km (0.099 R)
• M3: 814,411 km (0.1 R)
• M4: 1,120,488 km (0.048 R)
• M5: 1,667,418 km (0.108 R)
• M6: 1,960,779 km (0.071 R)
• M7: 2,348,687 km (0.077 R)
• M8: 4,670,146 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.9

Radius: 12.8

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.03 AU - 1.17 AU

Year: 745 Days

Day: 10.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,854,819 km

• M1: 159,172 km (0.069 R)
• M2: 568,322 km (0.07 R)
• M3: 1,026,391 km (0.106 R)
• M4: 1,808,638 km (0.094 R)
• M5: 2,214,647 km (0.093 R)
• M6: 2,897,412 km (0.114 R)
• M7: 3,391,085 km (0.1 R)
• M8: 3,895,080 km (0.104 R)
• M9: 4,859,088 km (0.068 R)
• M10: 5,331,818 km (0.072 R)
• M11: 5,895,203 km (0.118 R)
• M12: 6,715,448 km (0.069 R)
• M13: 7,828,008 km (0.096 R)
• M14: 8,351,750 km (0.065 R)
• M15: 8,845,872 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20

Radius: 8

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.45 AU - 2.23 AU

Year: 1612 Days

Day: 8.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,854,819 km

• M1: 104,868 km (0.078 R)
• M2: 483,500 km (0.09 R)
• M3: 1,064,239 km (0.12 R)
• M4: 1,720,525 km (0.084 R)
• M5: 2,064,750 km (0.082 R)
• M6: 2,506,662 km (0.115 R)
• M7: 3,265,572 km (0.058 R)
• M8: 3,750,119 km (0.1 R)
• M9: 4,058,590 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.8

Radius: 14.7

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.49 AU - 5.57 AU

Year: 6225 Days

Day: 9 Hours

Environment

Temp: -223 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,854,819 km

• M1: 188,493 km (0.111 R)
• M2: 742,604 km (0.085 R)
• M3: 1,359,845 km (0.113 R)
• M4: 1,818,811 km (0.096 R)
• M5: 2,451,610 km (0.092 R)
• M6: 3,188,080 km (0.118 R)
• M7: 3,689,233 km (0.037 R)
• M8: 4,268,626 km (0.085 R)
• M9: 5,049,527 km (0.114 R)
• M10: 5,642,532 km (0.066 R)
• M11: 6,516,633 km (0.085 R)
• M12: 9,292,870 km (0.083 R)
• M13: 10,991,105 km (0.054 R)
• M14: 11,533,996 km (0.078 R)
• M15: 13,051,367 km (0.106 R)
• M16: 14,757,531 km (0.058 R)
• M17: 16,996,113 km (0.095 R)
• M18: 18,265,002 km (0.103 R)
• M19: 20,395,725 km (0.062 R)
• M20: 21,751,231 km (0.063 R)
• M21: 22,451,200 km (0.113 R)
• M22: 24,474,361 km (0.073 R)
• M23: 29,161,263 km (0.09 R)
• M24: 33,481,649 km (0.11 R)
• M25: 34,102,181 km (0.076 R)
• M26: 34,941,275 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.5

Radius: 12.4

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.41 AU - 6.29 AU

Year: 7990 Days

Day: 14.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,854,819 km

• M1: 154,235 km (0.057 R)
• M2: 731,085 km (0.094 R)
• M3: 1,264,850 km (0.063 R)
• M4: 2,913,867 km (0.091 R)
• M5: 4,295,254 km (0.068 R)
• M6: 6,469,061 km (0.057 R)
• M7: 7,237,246 km (0.106 R)
• M8: 8,222,497 km (0.105 R)
• M9: 8,830,463 km (0.052 R)
• M10: 9,295,114 km (0.088 R)
• M11: 9,820,651 km (0.062 R)
• M12: 10,365,936 km (0.088 R)
• M13: 18,175,992 km (0.069 R)
• M14: 19,138,804 km (0.118 R)
• M15: 21,923,568 km (0.117 R)
• M16: 26,504,404 km (0.109 R)
• M17: 29,296,499 km (0.063 R)
• M18: 29,953,084 km (0.072 R)
• M19: 31,784,910 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.1

Radius: 14.7

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.4 AU - 5.84 AU

Year: 8602 Days

Day: 9.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,854,819 km

• M1: 182,809 km (0.089 R)
• M2: 773,421 km (0.074 R)
• M3: 2,080,458 km (0.104 R)
• M4: 2,837,872 km (0.071 R)
• M5: 4,197,417 km (0.101 R)
• M6: 4,821,689 km (0.102 R)
• M7: 5,664,972 km (0.075 R)
• M8: 6,326,195 km (0.067 R)
• M9: 7,038,430 km (0.05 R)
• M10: 7,963,394 km (0.106 R)
• M11: 13,443,463 km (0.072 R)
• M12: 14,024,950 km (0.077 R)
• M13: 14,744,815 km (0.063 R)
• M14: 17,053,708 km (0.115 R)
• M15: 18,223,863 km (0.11 R)
• M16: 21,897,089 km (0.098 R)
• M17: 25,948,199 km (0.108 R)
• M18: 28,150,280 km (0.114 R)
• M19: 32,299,527 km (0.054 R)
• M20: 37,066,463 km (0.119 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 15,558 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit