🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.1

Radius: 8.4

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.97 AU - 0.97 AU

Year: 659 Days

Day: 14 Hours

Environment

Temp: -175 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,971,565 km

• M1: 104,419 km (0.074 R)
• M2: 388,655 km (0.051 R)
• M3: 675,584 km (0.057 R)
• M4: 975,229 km (0.093 R)
• M5: 1,352,514 km (0.118 R)
• M6: 1,659,040 km (0.102 R)
• M7: 2,003,863 km (0.084 R)
• M8: 2,360,206 km (0.074 R)
• M9: 2,808,850 km (0.12 R)
• M10: 3,102,510 km (0.036 R)
• M11: 3,370,440 km (0.063 R)
• M12: 3,654,078 km (0.043 R)
• M13: 3,979,154 km (0.093 R)
• M14: 4,702,310 km (0.044 R)
• M15: 5,118,192 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.3

Radius: 12.9

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.95 AU - 3.35 AU

Year: 3859 Days

Day: 7.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,971,565 km

• M1: 160,668 km (0.038 R)
• M2: 581,337 km (0.061 R)
• M3: 1,069,026 km (0.091 R)
• M4: 1,779,167 km (0.036 R)
• M5: 2,190,262 km (0.076 R)
• M6: 3,261,383 km (0.081 R)
• M7: 3,732,168 km (0.115 R)
• M8: 4,545,681 km (0.119 R)
• M9: 4,971,885 km (0.076 R)
• M10: 6,277,875 km (0.059 R)
• M11: 6,981,882 km (0.111 R)
• M12: 7,459,847 km (0.077 R)
• M13: 8,023,383 km (0.08 R)
• M14: 8,514,812 km (0.088 R)
• M15: 8,991,430 km (0.096 R)
• M16: 9,998,374 km (0.085 R)
• M17: 10,723,475 km (0.117 R)
• M18: 14,026,895 km (0.104 R)
• M19: 15,782,725 km (0.052 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705.4

Radius: 5.4

Gravity: 24.19 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.09 AU - 6.25 AU

Year: 9319 Days

Day: 18.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,971,565 km

• M1: 67,169 km (0.099 R)
• M2: 720,763 km (0.098 R)
• M3: 915,689 km (0.064 R)
• M4: 1,467,705 km (0.117 R)
• M5: 1,895,704 km (0.116 R)
• M6: 2,272,990 km (0.063 R)
• M7: 2,538,077 km (0.1 R)
• M8: 3,889,245 km (0.119 R)
• M9: 5,328,078 km (0.099 R)
• M10: 5,694,293 km (0.108 R)
• M11: 6,740,132 km (0.042 R)
• M12: 7,049,800 km (0.087 R)
• M13: 9,732,089 km (0.1 R)
• M14: 10,279,019 km (0.073 R)
• M15: 12,155,874 km (0.069 R)
• M16: 13,567,480 km (0.084 R)
• M17: 14,567,093 km (0.111 R)
• M18: 16,502,440 km (0.071 R)
• M19: 17,786,289 km (0.116 R)
• M20: 20,150,983 km (0.081 R)
• M21: 21,616,144 km (0.048 R)
• M22: 23,589,490 km (0.054 R)
• M23: 28,587,854 km (0.118 R)
• M24: 32,031,746 km (0.082 R)
• M25: 33,909,499 km (0.11 R)
• M26: 35,742,522 km (0.088 R)
• M27: 39,729,754 km (0.111 R)
• M28: 42,024,884 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.9

Radius: 3.4

Gravity: 82 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.38 AU - 9.62 AU

Year: 15619 Days

Day: 23.2 Hours

Environment

Temp: -242 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 51,971,565 km

• M1: 42,336 km (0.086 R)
• M2: 163,361 km (0.119 R)
• M3: 325,675 km (0.114 R)
• M4: 461,360 km (0.115 R)
• M5: 591,660 km (0.081 R)
• M6: 818,001 km (0.064 R)
• M7: 1,794,875 km (0.086 R)
• M8: 2,141,942 km (0.051 R)
• M9: 2,554,982 km (0.107 R)
• M10: 2,768,159 km (0.032 R)
• M11: 3,284,571 km (0.114 R)
• M12: 3,831,949 km (0.111 R)
• M13: 4,016,703 km (0.082 R)
• M14: 4,207,440 km (0.06 R)
• M15: 4,370,951 km (0.096 R)
• M16: 5,520,012 km (0.032 R)
• M17: 7,940,057 km (0.061 R)
• M18: 8,291,462 km (0.028 R)
• M19: 10,030,537 km (0.114 R)
• M20: 10,205,118 km (0.074 R)
• M21: 11,170,473 km (0.091 R)
• M22: 13,561,795 km (0.081 R)
• M23: 14,063,397 km (0.093 R)
• M24: 16,595,490 km (0.117 R)
• M25: 23,649,628 km (0.101 R)
• M26: 24,166,489 km (0.087 R)
• M27: 28,343,860 km (0.044 R)
• M28: 28,926,992 km (0.059 R)
• M29: 32,088,743 km (0.05 R)
• M30: 36,014,042 km (0.118 R)
• M31: 38,944,365 km (0.12 R)
• M32: 39,087,680 km (0.115 R)
• M33: 39,955,347 km (0.044 R)
• M34: 45,591,297 km (0.081 R)
• M35: 55,093,006 km (0.077 R)
• M36: 61,073,181 km (0.118 R)
• M37: 61,460,640 km (0.053 R)
• M38: 70,405,695 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.3

Radius: 3.8

Gravity: 16.09 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.31 AU - 11.17 AU

Year: 19387 Days

Day: 18.5 Hours

Environment

Temp: -244 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,971,565 km

• M1: 47,273 km (0.099 R)
• M2: 350,059 km (0.118 R)
• M3: 488,138 km (0.066 R)
• M4: 1,024,596 km (0.111 R)
• M5: 2,070,135 km (0.092 R)
• M6: 2,964,431 km (0.117 R)
• M7: 3,496,551 km (0.107 R)
• M8: 4,592,056 km (0.072 R)
• M9: 5,335,558 km (0.081 R)
• M10: 5,682,625 km (0.092 R)
• M11: 7,348,247 km (0.104 R)
• M12: 11,151,175 km (0.036 R)
• M13: 14,638,600 km (0.077 R)
• M14: 16,736,711 km (0.107 R)
• M15: 18,553,128 km (0.11 R)
• M16: 19,508,759 km (0.071 R)
• M17: 27,539,921 km (0.089 R)
• M18: 28,781,583 km (0.1 R)
• M19: 32,387,640 km (0.083 R)
• M20: 38,662,223 km (0.101 R)
• M21: 48,322,057 km (0.091 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: 286 - 15,806 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit