🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.5

Radius: 8.4

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.15 AU - 1.33 AU

Year: 906 Days

Day: 11.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,619,070 km

• M1: 104,419 km (0.088 R)
• M2: 410,945 km (0.081 R)
• M3: 717,172 km (0.081 R)
• M4: 981,661 km (0.111 R)
• M5: 1,306,289 km (0.089 R)
• M6: 1,685,818 km (0.116 R)
• M7: 2,089,134 km (0.107 R)
• M8: 2,361,253 km (0.07 R)
• M9: 2,916,560 km (0.103 R)
• M10: 3,351,142 km (0.1 R)
• M11: 4,430,640 km (0.09 R)
• M12: 4,712,333 km (0.094 R)
• M13: 4,988,491 km (0.065 R)
• M14: 5,257,019 km (0.116 R)
• M15: 5,823,546 km (0.112 R)
• M16: 6,141,890 km (0.115 R)
• M17: 6,727,117 km (0.088 R)
• M18: 7,257,890 km (0.072 R)
• M19: 7,721,195 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.7

Radius: 12.6

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.08 AU - 1.72 AU

Year: 1087 Days

Day: 8.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,619,070 km

• M1: 156,779 km (0.06 R)
• M2: 582,983 km (0.047 R)
• M3: 1,095,804 km (0.063 R)
• M4: 1,930,561 km (0.091 R)
• M5: 2,635,316 km (0.115 R)
• M6: 3,125,399 km (0.096 R)
• M7: 4,896,338 km (0.068 R)
• M8: 5,351,565 km (0.057 R)
• M9: 7,335,980 km (0.039 R)
• M10: 8,068,112 km (0.115 R)
• M11: 8,906,160 km (0.092 R)
• M12: 9,436,334 km (0.083 R)
• M13: 10,270,941 km (0.076 R)
• M14: 10,920,495 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.6

Radius: 9.6

Gravity: 9.52 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2 AU - 3.24 AU

Year: 2782 Days

Day: 6.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,619,070 km

• M1: 119,379 km (0.039 R)
• M2: 498,311 km (0.095 R)
• M3: 835,654 km (0.063 R)
• M4: 1,148,912 km (0.047 R)
• M5: 1,629,121 km (0.108 R)
• M6: 2,575,028 km (0.059 R)
• M7: 3,367,598 km (0.107 R)
• M8: 3,790,660 km (0.064 R)
• M9: 4,838,294 km (0.067 R)
• M10: 5,177,433 km (0.116 R)
• M11: 6,207,414 km (0.108 R)
• M12: 7,274,346 km (0.106 R)
• M13: 8,424,454 km (0.079 R)
• M14: 8,738,909 km (0.119 R)
• M15: 9,921,181 km (0.112 R)
• M16: 10,510,746 km (0.065 R)
• M17: 11,502,431 km (0.08 R)
• M18: 12,874,094 km (0.099 R)
• M19: 14,057,263 km (0.048 R)
• M20: 14,500,372 km (0.066 R)
• M21: 15,157,107 km (0.106 R)
• M22: 15,939,204 km (0.048 R)
• M23: 18,447,512 km (0.065 R)
• M24: 20,072,593 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 251.4

Radius: 6.9

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.25 AU - 6.57 AU

Year: 10646 Days

Day: 20.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,619,070 km

• M1: 86,019 km (0.11 R)
• M2: 342,430 km (0.074 R)
• M3: 788,381 km (0.082 R)
• M4: 1,011,581 km (0.069 R)
• M5: 2,236,039 km (0.074 R)
• M6: 3,316,884 km (0.051 R)
• M7: 3,887,301 km (0.118 R)
• M8: 4,961,413 km (0.118 R)
• M9: 6,836,473 km (0.043 R)
• M10: 8,227,883 km (0.048 R)
• M11: 8,675,629 km (0.114 R)
• M12: 8,926,655 km (0.118 R)
• M13: 11,112,728 km (0.099 R)
• M14: 11,359,266 km (0.091 R)
• M15: 12,861,677 km (0.105 R)
• M16: 13,858,148 km (0.084 R)
• M17: 15,387,039 km (0.098 R)
• M18: 18,706,765 km (0.085 R)
• M19: 25,590,810 km (0.116 R)
• M20: 27,341,105 km (0.085 R)
• M21: 35,142,634 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.9

Radius: 3.5

Gravity: 51.58 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.42 AU - 8.02 AU

Year: 11428 Days

Day: 17.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 83,619,070 km

• M1: 43,533 km (0.081 R)
• M2: 155,432 km (0.116 R)
• M3: 276,606 km (0.085 R)
• M4: 457,321 km (0.111 R)
• M5: 730,486 km (0.051 R)
• M6: 918,681 km (0.038 R)
• M7: 1,057,807 km (0.062 R)
• M8: 1,299,258 km (0.098 R)
• M9: 1,517,970 km (0.113 R)
• M10: 2,247,259 km (0.055 R)
• M11: 2,730,909 km (0.101 R)
• M12: 2,839,816 km (0.062 R)
• M13: 3,184,191 km (0.089 R)
• M14: 3,581,523 km (0.103 R)
• M15: 4,749,433 km (0.07 R)
• M16: 5,134,199 km (0.044 R)
• M17: 5,574,166 km (0.118 R)
• M18: 6,261,718 km (0.107 R)
• M19: 6,567,496 km (0.114 R)
• M20: 8,157,273 km (0.096 R)
• M21: 11,328,299 km (0.109 R)
• M22: 12,247,428 km (0.082 R)
• M23: 12,604,668 km (0.09 R)
• M24: 15,855,579 km (0.112 R)
• M25: 17,003,444 km (0.104 R)
• M26: 21,285,084 km (0.104 R)
• M27: 22,325,238 km (0.052 R)
• M28: 22,768,497 km (0.027 R)
• M29: 24,040,827 km (0.12 R)
• M30: 25,168,495 km (0.086 R)
• M31: 25,359,831 km (0.073 R)
• M32: 30,032,072 km (0.113 R)
• M33: 35,246,605 km (0.116 R)
• M34: 35,606,238 km (0.104 R)
• M35: 36,454,907 km (0.058 R)
• M36: 38,698,725 km (0.064 R)
• M37: 41,965,643 km (0.119 R)
• M38: 44,847,946 km (0.072 R)
• M39: 45,411,481 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.6

Radius: 3.7

Gravity: 61.91 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.22 AU - 10.76 AU

Year: 20714 Days

Day: 16.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 83,619,070 km

• M1: 46,076 km (0.105 R)
• M2: 421,417 km (0.069 R)
• M3: 704,606 km (0.08 R)
• M4: 865,124 km (0.091 R)
• M5: 1,103,135 km (0.07 R)
• M6: 1,367,624 km (0.099 R)
• M7: 1,746,406 km (0.032 R)
• M8: 1,920,238 km (0.053 R)
• M9: 2,191,459 km (0.048 R)
• M10: 3,131,981 km (0.089 R)
• M11: 3,477,851 km (0.081 R)
• M12: 6,552,536 km (0.12 R)
• M13: 10,937,549 km (0.102 R)
• M14: 12,070,304 km (0.108 R)
• M15: 12,208,533 km (0.086 R)
• M16: 12,488,131 km (0.072 R)
• M17: 14,722,824 km (0.103 R)
• M18: 14,880,650 km (0.099 R)
• M19: 15,119,408 km (0.053 R)
• M20: 16,521,439 km (0.052 R)
• M21: 17,210,188 km (0.111 R)
• M22: 18,922,335 km (0.117 R)
• M23: 19,391,175 km (0.062 R)
• M24: 22,057,009 km (0.093 R)
• M25: 22,680,982 km (0.11 R)
• M26: 25,863,078 km (0.047 R)
• M27: 28,588,901 km (0.104 R)
• M28: 32,557,284 km (0.094 R)
• M29: 35,870,577 km (0.044 R)
• M30: 38,647,563 km (0.081 R)
• M31: 43,968,460 km (0.099 R)
• M32: 49,227,124 km (0.093 R)
• M33: 52,464,871 km (0.074 R)
• M34: 53,574,887 km (0.086 R)
• M35: 61,377,912 km (0.105 R)
• M36: 62,609,850 km (0.103 R)
• M37: 64,488,800 km (0.072 R)
• M38: 74,449,176 km (0.089 R)
• M39: 82,123,696 km (0.084 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 11,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit