🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.6

Radius: 10.1

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.46 AU - 0.56 AU

Year: 251 Days

Day: 7.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 38,839,931 km

• M1: 127,607 km (0.094 R)
• M2: 536,009 km (0.111 R)
• M3: 897,438 km (0.086 R)
• M4: 1,349,522 km (0.103 R)
• M5: 1,782,010 km (0.109 R)
• M6: 2,100,803 km (0.097 R)
• M7: 2,499,481 km (0.044 R)
• M8: 2,856,272 km (0.063 R)
• M9: 3,816,690 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.9

Radius: 9.3

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.53 AU - 0.63 AU

Year: 305 Days

Day: 11.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 38,839,931 km

• M1: 116,088 km (0.095 R)
• M2: 455,376 km (0.11 R)
• M3: 819,497 km (0.095 R)
• M4: 1,237,324 km (0.098 R)
• M5: 1,833,322 km (0.071 R)
• M6: 3,407,391 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.6

Radius: 13

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.98 AU - 1.16 AU

Year: 764 Days

Day: 7.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,839,931 km

• M1: 161,715 km (0.112 R)
• M2: 600,037 km (0.119 R)
• M3: 1,055,862 km (0.086 R)
• M4: 1,550,732 km (0.085 R)
• M5: 2,017,926 km (0.08 R)
• M6: 2,844,604 km (0.045 R)
• M7: 3,499,992 km (0.07 R)
• M8: 4,222,549 km (0.112 R)
• M9: 4,628,259 km (0.03 R)
• M10: 5,131,805 km (0.093 R)
• M11: 5,633,407 km (0.083 R)
• M12: 6,374,066 km (0.079 R)
• M13: 6,977,095 km (0.115 R)
• M14: 7,453,864 km (0.12 R)
• M15: 7,928,388 km (0.037 R)
• M16: 8,524,236 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.1

Radius: 14

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.59 AU - 2.55 AU

Year: 2056 Days

Day: 14.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,839,931 km

• M1: 174,132 km (0.079 R)
• M2: 643,121 km (0.104 R)
• M3: 1,105,229 km (0.116 R)
• M4: 1,675,945 km (0.099 R)
• M5: 2,125,935 km (0.073 R)
• M6: 2,831,738 km (0.073 R)
• M7: 3,432,822 km (0.065 R)
• M8: 3,960,304 km (0.1 R)
• M9: 4,409,846 km (0.113 R)
• M10: 5,809,633 km (0.057 R)
• M11: 7,015,392 km (0.071 R)
• M12: 7,787,616 km (0.036 R)
• M13: 8,645,560 km (0.077 R)
• M14: 9,725,058 km (0.12 R)
• M15: 11,528,610 km (0.08 R)
• M16: 12,264,033 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522

Radius: 14.6

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.65 AU - 4.33 AU

Year: 4500 Days

Day: 11.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,839,931 km

• M1: 181,911 km (0.102 R)
• M2: 817,253 km (0.057 R)
• M3: 1,304,493 km (0.082 R)
• M4: 1,877,453 km (0.066 R)
• M5: 2,431,265 km (0.08 R)
• M6: 4,713,231 km (0.116 R)
• M7: 6,033,581 km (0.043 R)
• M8: 10,072,425 km (0.077 R)
• M9: 10,653,164 km (0.056 R)
• M10: 11,973,514 km (0.072 R)
• M11: 12,864,669 km (0.051 R)
• M12: 15,421,596 km (0.109 R)
• M13: 16,138,469 km (0.099 R)
• M14: 20,916,026 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.6

Radius: 15

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.22 AU - 5.34 AU

Year: 6112 Days

Day: 13.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 38,839,931 km

• M1: 186,549 km (0.067 R)
• M2: 734,376 km (0.101 R)
• M3: 1,294,022 km (0.07 R)
• M4: 1,872,367 km (0.052 R)
• M5: 2,497,088 km (0.088 R)
• M6: 3,569,854 km (0.097 R)
• M7: 5,105,775 km (0.103 R)
• M8: 5,876,204 km (0.092 R)
• M9: 7,084,357 km (0.098 R)
• M10: 9,533,124 km (0.074 R)
• M11: 10,036,970 km (0.07 R)
• M12: 10,998,884 km (0.103 R)
• M13: 12,286,922 km (0.101 R)
• M14: 13,558,653 km (0.118 R)
• M15: 14,197,137 km (0.092 R)
• M16: 14,794,930 km (0.075 R)
• M17: 15,409,478 km (0.05 R)
• M18: 16,233,912 km (0.081 R)
• M19: 18,388,869 km (0.039 R)
• M20: 19,902,950 km (0.095 R)
• M21: 21,970,093 km (0.116 R)
• M22: 23,924,589 km (0.066 R)
• M23: 24,601,071 km (0.104 R)
• M24: 26,348,523 km (0.107 R)
• M25: 29,603,623 km (0.057 R)
• M26: 30,285,491 km (0.107 R)
• M27: 31,077,462 km (0.064 R)
• M28: 32,599,770 km (0.079 R)
• M29: 36,233,651 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: 418 - 18,930 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit