🌌 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: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.7

Radius: 13

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.06 AU - 1.28 AU

Year: 858 Days

Day: 9 Hours

Environment

Temp: -183 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,569,849 km

• M1: 163,211 km (0.044 R)
• M2: 616,642 km (0.037 R)
• M3: 1,083,388 km (0.069 R)
• M4: 1,733,690 km (0.051 R)
• M5: 2,654,614 km (0.11 R)
• M6: 3,063,465 km (0.059 R)
• M7: 3,575,988 km (0.102 R)
• M8: 4,567,821 km (0.115 R)
• M9: 5,019,009 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.8

Radius: 14.8

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.46 AU - 3 AU

Year: 3059 Days

Day: 5.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,569,849 km

• M1: 184,155 km (0.066 R)
• M2: 700,118 km (0.026 R)
• M3: 1,342,641 km (0.119 R)
• M4: 2,071,482 km (0.062 R)
• M5: 2,662,992 km (0.055 R)
• M6: 3,216,653 km (0.05 R)
• M7: 3,847,059 km (0.081 R)
• M8: 4,414,184 km (0.104 R)
• M9: 5,242,059 km (0.075 R)
• M10: 5,866,480 km (0.107 R)
• M11: 7,122,205 km (0.119 R)
• M12: 8,390,047 km (0.093 R)
• M13: 10,868,734 km (0.048 R)
• M14: 12,714,921 km (0.083 R)
• M15: 13,316,305 km (0.116 R)
• M16: 13,802,049 km (0.099 R)
• M17: 14,950,362 km (0.041 R)
• M18: 15,475,451 km (0.085 R)
• M19: 16,161,507 km (0.052 R)
• M20: 17,332,559 km (0.097 R)
• M21: 17,912,400 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.8

Radius: 13.3

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.15 AU - 5.11 AU

Year: 5693 Days

Day: 10.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,569,849 km

• M1: 165,455 km (0.067 R)
• M2: 932,444 km (0.063 R)
• M3: 1,629,420 km (0.055 R)
• M4: 2,075,371 km (0.074 R)
• M5: 2,586,547 km (0.113 R)
• M6: 3,242,085 km (0.104 R)
• M7: 3,913,181 km (0.117 R)
• M8: 5,447,008 km (0.089 R)
• M9: 6,931,767 km (0.108 R)
• M10: 7,350,791 km (0.086 R)
• M11: 8,356,387 km (0.04 R)
• M12: 10,458,387 km (0.11 R)
• M13: 11,011,301 km (0.097 R)
• M14: 11,778,888 km (0.025 R)
• M15: 14,129,968 km (0.108 R)
• M16: 14,692,306 km (0.072 R)
• M17: 15,861,713 km (0.108 R)
• M18: 19,812,443 km (0.09 R)
• M19: 25,022,488 km (0.113 R)
• M20: 25,680,270 km (0.077 R)
• M21: 26,688,410 km (0.087 R)
• M22: 27,810,095 km (0.108 R)
• M23: 32,322,266 km (0.036 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 537.2

Radius: 6.3

Gravity: 13.53 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.06 AU - 7.6 AU

Year: 10802 Days

Day: 15.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,569,849 km

• M1: 78,539 km (0.106 R)
• M2: 310,715 km (0.072 R)
• M3: 636,240 km (0.1 R)
• M4: 885,470 km (0.082 R)
• M5: 1,109,119 km (0.111 R)
• M6: 1,516,623 km (0.05 R)
• M7: 1,969,456 km (0.117 R)
• M8: 2,337,467 km (0.096 R)
• M9: 3,118,966 km (0.066 R)
• M10: 3,849,901 km (0.091 R)
• M11: 6,350,280 km (0.037 R)
• M12: 6,610,580 km (0.108 R)
• M13: 8,457,366 km (0.043 R)
• M14: 10,163,231 km (0.039 R)
• M15: 12,836,544 km (0.046 R)
• M16: 14,365,884 km (0.059 R)
• M17: 16,565,571 km (0.112 R)
• M18: 20,391,387 km (0.112 R)
• M19: 22,294,421 km (0.077 R)
• M20: 24,043,071 km (0.11 R)
• M21: 24,403,302 km (0.116 R)
• M22: 28,407,588 km (0.044 R)
• M23: 29,627,409 km (0.116 R)
• M24: 31,953,656 km (0.099 R)
• M25: 33,272,362 km (0.117 R)
• M26: 36,490,062 km (0.045 R)
• M27: 37,808,917 km (0.08 R)
• M28: 40,414,314 km (0.039 R)
• M29: 40,668,630 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272

Radius: 4.4

Gravity: 14.05 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.05 AU - 8.27 AU

Year: 14379 Days

Day: 21 Hours

Environment

Temp: -229 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,569,849 km

• M1: 55,351 km (0.109 R)
• M2: 295,007 km (0.091 R)
• M3: 532,120 km (0.118 R)
• M4: 698,024 km (0.098 R)
• M5: 1,007,542 km (0.106 R)
• M6: 1,579,454 km (0.101 R)
• M7: 1,801,158 km (0.111 R)
• M8: 1,944,024 km (0.044 R)
• M9: 2,270,596 km (0.119 R)
• M10: 3,054,789 km (0.117 R)
• M11: 5,361,139 km (0.111 R)
• M12: 6,394,411 km (0.078 R)
• M13: 6,804,459 km (0.109 R)
• M14: 7,231,860 km (0.082 R)
• M15: 7,553,795 km (0.084 R)
• M16: 8,356,687 km (0.111 R)
• M17: 9,308,428 km (0.118 R)
• M18: 9,593,113 km (0.057 R)
• M19: 10,482,173 km (0.106 R)
• M20: 14,150,163 km (0.098 R)
• M21: 15,562,966 km (0.119 R)
• M22: 16,717,263 km (0.078 R)
• M23: 18,740,574 km (0.066 R)
• M24: 20,680,260 km (0.101 R)
• M25: 23,092,975 km (0.118 R)
• M26: 24,144,049 km (0.104 R)
• M27: 24,681,255 km (0.09 R)
• M28: 28,967,832 km (0.079 R)
• M29: 29,371,148 km (0.078 R)
• M30: 29,983,303 km (0.107 R)
• M31: 31,127,727 km (0.116 R)
• M32: 34,848,375 km (0.098 R)
• M33: 37,765,833 km (0.106 R)
• M34: 39,840,007 km (0.104 R)
• M35: 44,480,832 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.6

Radius: 7.5

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 9.7 AU - 10.92 AU

Year: 22453 Days

Day: 18.7 Hours

Environment

Temp: -245 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,569,849 km

• M1: 93,499 km (0.082 R)
• M2: 615,894 km (0.092 R)
• M3: 1,724,714 km (0.099 R)
• M4: 2,092,874 km (0.053 R)
• M5: 2,937,205 km (0.102 R)
• M6: 5,166,961 km (0.115 R)
• M7: 9,663,723 km (0.057 R)
• M8: 11,314,536 km (0.089 R)
• M9: 13,631,807 km (0.104 R)
• M10: 15,469,018 km (0.045 R)
• M11: 21,480,459 km (0.07 R)
• M12: 21,864,626 km (0.104 R)
• M13: 22,351,268 km (0.098 R)
• M14: 23,548,799 km (0.117 R)
• M15: 24,474,511 km (0.078 R)
• M16: 24,788,517 km (0.068 R)
• M17: 34,446,555 km (0.052 R)
• M18: 60,137,297 km (0.05 R)
• M19: 66,832,250 km (0.118 R)
• M20: 69,727,568 km (0.112 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 17,527 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit