🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.3

Radius: 9.7

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.8 AU - 0.9 AU

Year: 541 Days

Day: 14.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,337,273 km

• M1: 120,725 km (0.103 R)
• M2: 556,055 km (0.119 R)
• M3: 1,176,737 km (0.067 R)
• M4: 1,678,488 km (0.077 R)
• M5: 2,300,217 km (0.092 R)
• M6: 2,938,701 km (0.103 R)
• M7: 3,352,488 km (0.094 R)
• M8: 3,741,293 km (0.074 R)
• M9: 4,228,384 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.7

Radius: 10.8

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.57 AU - 2.59 AU

Year: 2071 Days

Day: 7.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,337,273 km

• M1: 134,788 km (0.105 R)
• M2: 603,627 km (0.044 R)
• M3: 957,875 km (0.1 R)
• M4: 2,215,993 km (0.088 R)
• M5: 2,999,587 km (0.113 R)
• M6: 3,906,150 km (0.034 R)
• M7: 4,625,417 km (0.091 R)
• M8: 6,874,621 km (0.07 R)
• M9: 8,064,821 km (0.087 R)
• M10: 12,004,182 km (0.079 R)
• M11: 12,922,713 km (0.111 R)
• M12: 13,682,670 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.8

Radius: 13

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.76 AU - 2.8 AU

Year: 2376 Days

Day: 7.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,337,273 km

• M1: 161,715 km (0.062 R)
• M2: 626,665 km (0.102 R)
• M3: 1,111,213 km (0.096 R)
• M4: 1,720,376 km (0.114 R)
• M5: 2,236,189 km (0.047 R)
• M6: 2,885,743 km (0.07 R)
• M7: 3,306,711 km (0.114 R)
• M8: 3,919,614 km (0.08 R)
• M9: 9,671,353 km (0.113 R)
• M10: 10,324,347 km (0.103 R)
• M11: 10,737,836 km (0.113 R)
• M12: 11,881,362 km (0.083 R)
• M13: 15,407,982 km (0.101 R)
• M14: 17,648,210 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.5

Radius: 9.9

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.48 AU - 3.7 AU

Year: 3749 Days

Day: 5.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,337,273 km

• M1: 123,867 km (0.111 R)
• M2: 442,511 km (0.099 R)
• M3: 1,594,414 km (0.117 R)
• M4: 2,003,265 km (0.101 R)
• M5: 4,130,846 km (0.058 R)
• M6: 4,723,553 km (0.072 R)
• M7: 5,574,914 km (0.065 R)
• M8: 7,268,063 km (0.113 R)
• M9: 8,641,222 km (0.117 R)
• M10: 8,956,574 km (0.102 R)
• M11: 12,328,211 km (0.045 R)
• M12: 15,163,689 km (0.109 R)
• M13: 18,407,569 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.5

Radius: 9.8

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 5 AU - 5.5 AU

Year: 8303 Days

Day: 5.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,337,273 km

• M1: 121,922 km (0.086 R)
• M2: 515,215 km (0.117 R)
• M3: 1,172,099 km (0.078 R)
• M4: 1,832,873 km (0.085 R)
• M5: 2,301,713 km (0.067 R)
• M6: 2,849,241 km (0.039 R)
• M7: 3,315,238 km (0.076 R)
• M8: 4,041,985 km (0.065 R)
• M9: 5,025,142 km (0.095 R)
• M10: 6,674,459 km (0.103 R)
• M11: 10,847,042 km (0.074 R)
• M12: 12,154,528 km (0.112 R)
• M13: 12,905,210 km (0.08 R)
• M14: 13,932,947 km (0.074 R)
• M15: 15,409,179 km (0.113 R)
• M16: 15,810,999 km (0.039 R)
• M17: 17,272,121 km (0.111 R)
• M18: 19,435,307 km (0.113 R)
• M19: 21,523,094 km (0.109 R)
• M20: 28,878,971 km (0.093 R)
• M21: 32,456,604 km (0.09 R)
• M22: 33,117,229 km (0.116 R)
• M23: 35,037,766 km (0.117 R)
• M24: 41,629,647 km (0.111 R)
• M25: 44,401,845 km (0.095 R)
• M26: 45,352,689 km (0.078 R)
• M27: 46,316,847 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714.8

Radius: 5.4

Gravity: 24.51 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.91 AU - 10.73 AU

Year: 21241 Days

Day: 18.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,337,273 km

• M1: 69,264 km (0.097 R)
• M2: 278,102 km (0.063 R)
• M3: 454,628 km (0.117 R)
• M4: 699,669 km (0.108 R)
• M5: 1,233,285 km (0.104 R)
• M6: 2,065,647 km (0.118 R)
• M7: 2,412,565 km (0.082 R)
• M8: 2,648,481 km (0.107 R)
• M9: 3,222,039 km (0.069 R)
• M10: 3,781,086 km (0.081 R)
• M11: 4,166,151 km (0.092 R)
• M12: 5,320,897 km (0.074 R)
• M13: 5,929,611 km (0.098 R)
• M14: 6,583,653 km (0.038 R)
• M15: 10,161,286 km (0.045 R)
• M16: 10,777,779 km (0.118 R)
• M17: 11,484,479 km (0.082 R)
• M18: 16,385,904 km (0.075 R)
• M19: 19,197,745 km (0.084 R)
• M20: 19,383,546 km (0.091 R)
• M21: 19,570,393 km (0.1 R)
• M22: 21,506,489 km (0.089 R)
• M23: 23,144,436 km (0.074 R)
• M24: 27,836,424 km (0.037 R)
• M25: 31,939,594 km (0.107 R)
• M26: 33,795,805 km (0.056 R)
• M27: 34,202,711 km (0.12 R)
• M28: 38,453,235 km (0.071 R)
• M29: 39,944,726 km (0.081 R)
• M30: 41,319,829 km (0.119 R)
• M31: 44,325,550 km (0.103 R)
• M32: 49,537,241 km (0.062 R)
• M33: 50,238,107 km (0.074 R)
• M34: 55,142,822 km (0.084 R)
• M35: 56,084,840 km (0.101 R)
• M36: 59,564,786 km (0.081 R)
• M37: 61,357,567 km (0.054 R)
• M38: 69,761,676 km (0.106 R)
• M39: 75,385,658 km (0.055 R)
• M40: 76,080,241 km (0.096 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 14,289 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit