🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.6

Radius: 8.9

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.97 AU - 1.17 AU

Year: 715 Days

Day: 8.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 147.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,534,154 km

• M1: 110,702 km (0.094 R)
• M2: 758,760 km (0.119 R)
• M3: 1,830,480 km (0.111 R)
• M4: 2,120,101 km (0.098 R)
• M5: 2,449,516 km (0.11 R)
• M6: 3,673,825 km (0.113 R)
• M7: 4,112,894 km (0.096 R)
• M8: 4,976,822 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607

Radius: 12.8

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.59 AU - 4.85 AU

Year: 5597 Days

Day: 14.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,534,154 km

• M1: 161,267 km (0.096 R)
• M2: 628,012 km (0.116 R)
• M3: 1,267,094 km (0.078 R)
• M4: 1,907,074 km (0.05 R)
• M5: 3,599,774 km (0.113 R)
• M6: 4,383,816 km (0.104 R)
• M7: 5,112,657 km (0.072 R)
• M8: 6,104,491 km (0.09 R)
• M9: 6,812,089 km (0.116 R)
• M10: 9,474,183 km (0.119 R)
• M11: 12,113,089 km (0.04 R)
• M12: 12,512,067 km (0.113 R)
• M13: 15,614,577 km (0.091 R)
• M14: 17,124,917 km (0.109 R)
• M15: 18,532,633 km (0.038 R)
• M16: 21,072,206 km (0.068 R)
• M17: 28,029,106 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.8

Radius: 8.5

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.88 AU - 5.22 AU

Year: 6267 Days

Day: 12.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,534,154 km

• M1: 114,592 km (0.052 R)
• M2: 383,719 km (0.108 R)
• M3: 889,808 km (0.097 R)
• M4: 1,595,760 km (0.081 R)
• M5: 1,883,437 km (0.08 R)
• M6: 2,524,913 km (0.085 R)
• M7: 3,209,024 km (0.101 R)
• M8: 3,569,256 km (0.053 R)
• M9: 3,866,058 km (0.097 R)
• M10: 5,134,648 km (0.083 R)
• M11: 5,513,878 km (0.06 R)
• M12: 7,640,861 km (0.094 R)
• M13: 7,929,585 km (0.087 R)
• M14: 8,714,375 km (0.12 R)
• M15: 9,683,321 km (0.092 R)
• M16: 10,758,032 km (0.079 R)
• M17: 11,084,454 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.7

Radius: 8.3

Gravity: 10.24 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.73 AU - 5.25 AU

Year: 7197 Days

Day: 12.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,534,154 km

• M1: 103,372 km (0.066 R)
• M2: 1,048,980 km (0.068 R)
• M3: 1,587,233 km (0.076 R)
• M4: 1,882,390 km (0.105 R)
• M5: 2,164,532 km (0.113 R)
• M6: 2,511,150 km (0.105 R)
• M7: 3,317,034 km (0.054 R)
• M8: 3,731,719 km (0.067 R)
• M9: 4,445,450 km (0.117 R)
• M10: 5,186,708 km (0.106 R)
• M11: 5,492,785 km (0.106 R)
• M12: 5,778,667 km (0.094 R)
• M13: 6,345,792 km (0.113 R)
• M14: 7,322,217 km (0.06 R)
• M15: 8,107,606 km (0.098 R)
• M16: 9,035,263 km (0.097 R)
• M17: 11,403,995 km (0.088 R)
• M18: 12,081,823 km (0.048 R)
• M19: 15,752,656 km (0.087 R)
• M20: 17,058,047 km (0.098 R)
• M21: 17,668,257 km (0.089 R)
• M22: 18,083,241 km (0.11 R)
• M23: 18,860,701 km (0.072 R)
• M24: 20,406,795 km (0.106 R)
• M25: 26,348,374 km (0.092 R)
• M26: 26,618,398 km (0.109 R)
• M27: 28,749,719 km (0.118 R)
• M28: 33,876,737 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.4

Radius: 14.3

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.91 AU - 5.39 AU

Year: 7546 Days

Day: 12.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,534,154 km

• M1: 177,872 km (0.106 R)
• M2: 696,079 km (0.062 R)
• M3: 1,174,942 km (0.074 R)
• M4: 1,702,274 km (0.076 R)
• M5: 2,965,628 km (0.098 R)
• M6: 3,993,814 km (0.032 R)
• M7: 4,509,927 km (0.103 R)
• M8: 5,307,882 km (0.111 R)
• M9: 6,574,378 km (0.072 R)
• M10: 7,260,433 km (0.077 R)
• M11: 7,914,475 km (0.077 R)
• M12: 8,482,349 km (0.047 R)
• M13: 8,990,682 km (0.065 R)
• M14: 10,590,781 km (0.081 R)
• M15: 11,433,316 km (0.115 R)
• M16: 14,172,154 km (0.112 R)
• M17: 16,724,144 km (0.078 R)
• M18: 17,661,674 km (0.072 R)
• M19: 19,205,674 km (0.093 R)
• M20: 19,715,204 km (0.101 R)
• M21: 23,374,667 km (0.081 R)
• M22: 24,803,028 km (0.118 R)
• M23: 28,019,083 km (0.044 R)
• M24: 29,437,570 km (0.118 R)
• M25: 32,111,033 km (0.115 R)
• M26: 36,808,406 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424.5

Radius: 3.9

Gravity: 27.91 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.86 AU - 12.98 AU

Year: 21718 Days

Day: 22.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 68,534,154 km

• M1: 48,470 km (0.082 R)
• M2: 217,067 km (0.111 R)
• M3: 409,300 km (0.111 R)
• M4: 540,796 km (0.089 R)
• M5: 881,730 km (0.08 R)
• M6: 1,157,588 km (0.089 R)
• M7: 1,294,321 km (0.08 R)
• M8: 3,406,194 km (0.102 R)
• M9: 4,205,495 km (0.045 R)
• M10: 4,464,599 km (0.068 R)
• M11: 4,803,288 km (0.098 R)
• M12: 5,380,437 km (0.116 R)
• M13: 5,842,694 km (0.112 R)
• M14: 6,845,898 km (0.079 R)
• M15: 8,868,611 km (0.089 R)
• M16: 9,567,382 km (0.103 R)
• M17: 9,958,581 km (0.066 R)
• M18: 12,466,439 km (0.116 R)
• M19: 13,480,115 km (0.082 R)
• M20: 13,829,874 km (0.086 R)
• M21: 16,370,495 km (0.104 R)
• M22: 21,868,815 km (0.081 R)
• M23: 23,639,904 km (0.034 R)
• M24: 24,560,230 km (0.116 R)
• M25: 27,020,367 km (0.119 R)
• M26: 36,986,428 km (0.055 R)
• M27: 37,809,366 km (0.049 R)
• M28: 38,364,524 km (0.082 R)
• M29: 39,491,444 km (0.109 R)
• M30: 39,633,861 km (0.059 R)
• M31: 39,776,578 km (0.07 R)
• M32: 43,761,416 km (0.061 R)
• M33: 50,141,167 km (0.111 R)
• M34: 51,148,559 km (0.063 R)
• M35: 52,857,416 km (0.072 R)
• M36: 56,028,741 km (0.111 R)
• M37: 57,844,111 km (0.088 R)
• M38: 65,697,850 km (0.073 R)
• M39: 68,534,225 km (0.052 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 20,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit