🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958

Radius: 10.6

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.91 AU - 1.43 AU

Year: 844 Days

Day: 9.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,322,515 km

• M1: 131,796 km (0.032 R)
• M2: 583,432 km (0.105 R)
• M3: 1,022,950 km (0.096 R)
• M4: 1,514,379 km (0.109 R)
• M5: 1,968,110 km (0.096 R)
• M6: 2,653,567 km (0.072 R)
• M7: 3,072,291 km (0.102 R)
• M8: 3,869,050 km (0.114 R)
• M9: 4,461,607 km (0.106 R)
• M10: 5,000,758 km (0.051 R)
• M11: 5,482,762 km (0.119 R)
• M12: 6,630,477 km (0.09 R)
• M13: 7,504,727 km (0.078 R)
• M14: 7,905,948 km (0.084 R)
• M15: 8,454,224 km (0.097 R)
• M16: 9,395,494 km (0.084 R)
• M17: 9,921,331 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.2

Radius: 13.8

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.31 AU - 1.81 AU

Year: 1299 Days

Day: 14 Hours

Environment

Temp: -200 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,322,515 km

• M1: 171,589 km (0.107 R)
• M2: 959,521 km (0.112 R)
• M3: 1,505,703 km (0.073 R)
• M4: 2,592,382 km (0.069 R)
• M5: 3,110,439 km (0.108 R)
• M6: 3,597,081 km (0.101 R)
• M7: 4,041,386 km (0.082 R)
• M8: 5,024,095 km (0.118 R)
• M9: 5,698,632 km (0.048 R)
• M10: 6,369,279 km (0.073 R)
• M11: 8,392,590 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.1

Radius: 8.8

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.25 AU - 1.99 AU

Year: 1375 Days

Day: 11.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,322,515 km

• M1: 110,254 km (0.076 R)
• M2: 444,904 km (0.088 R)
• M3: 771,775 km (0.035 R)
• M4: 1,052,571 km (0.095 R)
• M5: 1,447,509 km (0.089 R)
• M6: 2,210,608 km (0.083 R)
• M7: 2,769,954 km (0.12 R)
• M8: 3,545,619 km (0.082 R)
• M9: 3,819,383 km (0.082 R)
• M10: 4,138,475 km (0.041 R)
• M11: 4,830,665 km (0.066 R)
• M12: 6,297,322 km (0.032 R)
• M13: 7,280,629 km (0.071 R)
• M14: 7,966,535 km (0.057 R)
• M15: 8,464,248 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.4

Radius: 10.3

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.05 AU - 4.09 AU

Year: 5475 Days

Day: 10.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,322,515 km

• M1: 128,056 km (0.078 R)
• M2: 585,825 km (0.115 R)
• M3: 940,522 km (0.105 R)
• M4: 1,574,518 km (0.113 R)
• M5: 2,306,350 km (0.045 R)
• M6: 2,716,847 km (0.116 R)
• M7: 4,435,128 km (0.04 R)
• M8: 4,771,873 km (0.076 R)
• M9: 5,634,005 km (0.096 R)
• M10: 6,000,819 km (0.097 R)
• M11: 7,133,724 km (0.102 R)
• M12: 7,496,499 km (0.064 R)
• M13: 9,111,408 km (0.065 R)
• M14: 11,654,871 km (0.115 R)
• M15: 13,509,137 km (0.077 R)
• M16: 15,279,478 km (0.106 R)
• M17: 15,995,603 km (0.077 R)
• M18: 20,571,502 km (0.074 R)
• M19: 21,649,654 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.9

Radius: 13.5

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.26 AU - 5.26 AU

Year: 6925 Days

Day: 12.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,322,515 km

• M1: 169,046 km (0.05 R)
• M2: 891,005 km (0.109 R)
• M3: 1,356,105 km (0.086 R)
• M4: 1,973,645 km (0.061 R)
• M5: 2,707,422 km (0.065 R)
• M6: 3,204,686 km (0.063 R)
• M7: 4,155,380 km (0.103 R)
• M8: 4,672,839 km (0.096 R)
• M9: 5,128,065 km (0.093 R)
• M10: 5,953,098 km (0.116 R)
• M11: 6,489,556 km (0.113 R)
• M12: 7,421,999 km (0.041 R)
• M13: 9,043,341 km (0.071 R)
• M14: 11,109,587 km (0.099 R)
• M15: 12,683,655 km (0.091 R)
• M16: 13,273,221 km (0.088 R)
• M17: 13,727,400 km (0.069 R)
• M18: 14,881,547 km (0.028 R)
• M19: 18,985,915 km (0.054 R)
• M20: 19,433,960 km (0.104 R)
• M21: 20,956,119 km (0.091 R)
• M22: 22,131,210 km (0.092 R)
• M23: 22,986,760 km (0.1 R)
• M24: 24,992,568 km (0.091 R)
• M25: 26,077,452 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.7

Radius: 4.2

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.32 AU - 8.6 AU

Year: 16409 Days

Day: 20.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,322,515 km

• M1: 54,454 km (0.066 R)
• M2: 224,247 km (0.118 R)
• M3: 839,992 km (0.076 R)
• M4: 973,882 km (0.083 R)
• M5: 1,143,227 km (0.117 R)
• M6: 3,141,854 km (0.117 R)
• M7: 3,423,846 km (0.103 R)
• M8: 7,313,541 km (0.092 R)
• M9: 7,463,587 km (0.118 R)
• M10: 12,707,442 km (0.106 R)
• M11: 14,630,971 km (0.082 R)
• M12: 18,139,340 km (0.077 R)
• M13: 20,941,458 km (0.117 R)
• M14: 24,184,291 km (0.066 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 12,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit