🌌 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: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.2

Radius: 9.8

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.04 AU - 1.32 AU

Year: 855 Days

Day: 5.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,064,241 km

• M1: 121,922 km (0.095 R)
• M2: 503,098 km (0.11 R)
• M3: 840,441 km (0.118 R)
• M4: 1,174,493 km (0.055 R)
• M5: 1,525,300 km (0.059 R)
• M6: 1,880,445 km (0.11 R)
• M7: 2,344,947 km (0.099 R)
• M8: 2,664,188 km (0.116 R)
• M9: 3,131,083 km (0.117 R)
• M10: 3,448,381 km (0.084 R)
• M11: 4,429,743 km (0.048 R)
• M12: 5,295,017 km (0.089 R)
• M13: 5,931,855 km (0.083 R)
• M14: 6,574,527 km (0.115 R)
• M15: 7,051,445 km (0.111 R)
• M16: 7,527,017 km (0.053 R)
• M17: 8,809,968 km (0.093 R)
• M18: 9,446,806 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.4

Radius: 12.2

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.66 AU - 4.7 AU

Year: 5699 Days

Day: 8.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,064,241 km

• M1: 151,692 km (0.081 R)
• M2: 638,334 km (0.096 R)
• M3: 1,258,268 km (0.076 R)
• M4: 1,656,048 km (0.102 R)
• M5: 2,081,056 km (0.112 R)
• M6: 2,480,183 km (0.103 R)
• M7: 3,080,370 km (0.111 R)
• M8: 3,931,282 km (0.074 R)
• M9: 4,573,207 km (0.077 R)
• M10: 6,761,076 km (0.052 R)
• M11: 8,083,970 km (0.086 R)
• M12: 9,204,607 km (0.108 R)
• M13: 10,425,924 km (0.1 R)
• M14: 11,053,039 km (0.103 R)
• M15: 12,137,623 km (0.038 R)
• M16: 13,869,368 km (0.118 R)
• M17: 14,905,932 km (0.104 R)
• M18: 15,876,523 km (0.069 R)
• M19: 16,288,216 km (0.119 R)
• M20: 19,107,837 km (0.096 R)
• M21: 22,605,734 km (0.113 R)
• M22: 24,194,613 km (0.101 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.9

Radius: 7.3

Gravity: 18.07 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.29 AU - 6.25 AU

Year: 9243 Days

Day: 17.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,064,241 km

• M1: 90,806 km (0.099 R)
• M2: 439,668 km (0.096 R)
• M3: 670,049 km (0.102 R)
• M4: 1,069,774 km (0.073 R)
• M5: 1,548,039 km (0.114 R)
• M6: 2,002,816 km (0.11 R)
• M7: 2,404,786 km (0.109 R)
• M8: 2,903,545 km (0.09 R)
• M9: 4,078,188 km (0.105 R)
• M10: 4,482,401 km (0.081 R)
• M11: 5,821,302 km (0.071 R)
• M12: 6,916,658 km (0.099 R)
• M13: 7,492,161 km (0.114 R)
• M14: 9,509,189 km (0.065 R)
• M15: 10,220,377 km (0.073 R)
• M16: 12,329,109 km (0.083 R)
• M17: 13,548,032 km (0.111 R)
• M18: 21,035,256 km (0.045 R)
• M19: 21,460,413 km (0.103 R)
• M20: 25,165,354 km (0.059 R)
• M21: 29,486,638 km (0.056 R)
• M22: 30,449,749 km (0.09 R)
• M23: 33,811,812 km (0.041 R)
• M24: 34,630,411 km (0.04 R)
• M25: 35,943,432 km (0.116 R)
• M26: 38,163,015 km (0.102 R)
• M27: 40,734,603 km (0.071 R)
• M28: 41,928,693 km (0.103 R)
• M29: 44,386,436 km (0.115 R)
• M30: 46,363,222 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.4

Radius: 4.3

Gravity: 50.75 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.91 AU - 6.67 AU

Year: 10520 Days

Day: 25 Hours

Environment

Temp: -222 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 55,064,241 km

• M1: 54,005 km (0.074 R)
• M2: 188,793 km (0.102 R)
• M3: 328,517 km (0.091 R)
• M4: 570,267 km (0.081 R)
• M5: 833,111 km (0.057 R)
• M6: 1,172,698 km (0.082 R)
• M7: 1,353,861 km (0.039 R)
• M8: 1,645,128 km (0.105 R)
• M9: 2,292,887 km (0.095 R)
• M10: 2,954,408 km (0.047 R)
• M11: 3,707,783 km (0.112 R)
• M12: 4,336,244 km (0.06 R)
• M13: 4,519,352 km (0.076 R)
• M14: 5,513,430 km (0.087 R)
• M15: 6,971,111 km (0.087 R)
• M16: 7,699,503 km (0.094 R)
• M17: 8,150,990 km (0.12 R)
• M18: 9,662,526 km (0.079 R)
• M19: 12,055,045 km (0.073 R)
• M20: 12,787,177 km (0.106 R)
• M21: 14,406,724 km (0.101 R)
• M22: 15,583,012 km (0.058 R)
• M23: 18,124,979 km (0.112 R)
• M24: 19,825,757 km (0.12 R)
• M25: 24,489,022 km (0.06 R)
• M26: 26,970,402 km (0.09 R)
• M27: 29,072,401 km (0.116 R)
• M28: 30,384,674 km (0.091 R)
• M29: 31,850,284 km (0.073 R)
• M30: 44,731,409 km (0.066 R)
• M31: 51,987,803 km (0.09 R)
• M32: 52,146,826 km (0.092 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: 426 - 14,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit