🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.27 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.8

Radius: 13.4

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.34 AU - 2.74 AU

Year: 2699 Days

Day: 12.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,976,154 km

• M1: 166,652 km (0.059 R)
• M2: 684,261 km (0.097 R)
• M3: 1,190,500 km (0.076 R)
• M4: 2,801,968 km (0.098 R)
• M5: 3,612,340 km (0.118 R)
• M6: 4,461,756 km (0.058 R)
• M7: 4,970,090 km (0.052 R)
• M8: 8,704,053 km (0.076 R)
• M9: 10,748,308 km (0.099 R)
• M10: 14,687,519 km (0.118 R)
• M11: 15,504,323 km (0.072 R)
• M12: 16,676,871 km (0.118 R)
• M13: 17,173,237 km (0.118 R)
• M14: 18,369,871 km (0.058 R)
• M15: 18,899,597 km (0.072 R)
• M16: 20,299,384 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391

Radius: 8.4

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.62 AU - 5.54 AU

Year: 7635 Days

Day: 10.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,976,154 km

• M1: 104,419 km (0.082 R)
• M2: 389,702 km (0.11 R)
• M3: 793,018 km (0.104 R)
• M4: 1,417,440 km (0.115 R)
• M5: 2,271,644 km (0.095 R)
• M6: 2,628,435 km (0.087 R)
• M7: 3,369,542 km (0.096 R)
• M8: 3,928,889 km (0.098 R)
• M9: 5,405,719 km (0.109 R)
• M10: 5,673,649 km (0.085 R)
• M11: 6,268,749 km (0.094 R)
• M12: 6,733,400 km (0.074 R)
• M13: 8,423,407 km (0.1 R)
• M14: 11,413,121 km (0.08 R)
• M15: 11,855,482 km (0.03 R)
• M16: 12,670,341 km (0.082 R)
• M17: 12,932,437 km (0.101 R)
• M18: 13,198,272 km (0.026 R)
• M19: 14,525,056 km (0.086 R)
• M20: 15,999,492 km (0.057 R)
• M21: 21,758,412 km (0.093 R)
• M22: 22,286,492 km (0.105 R)
• M23: 23,055,725 km (0.052 R)
• M24: 23,525,761 km (0.095 R)
• M25: 25,553,111 km (0.095 R)
• M26: 26,566,338 km (0.055 R)
• M27: 27,431,163 km (0.109 R)
• M28: 32,918,712 km (0.114 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425.4

Radius: 3.5

Gravity: 34.73 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.15 AU - 6.71 AU

Year: 9630 Days

Day: 21.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 79,976,154 km

• M1: 43,683 km (0.097 R)
• M2: 197,619 km (0.103 R)
• M3: 312,510 km (0.076 R)
• M4: 433,983 km (0.074 R)
• M5: 615,146 km (0.113 R)
• M6: 1,004,998 km (0.08 R)
• M7: 1,140,684 km (0.032 R)
• M8: 1,475,035 km (0.062 R)
• M9: 2,246,661 km (0.071 R)
• M10: 2,689,770 km (0.062 R)
• M11: 2,870,185 km (0.118 R)
• M12: 3,771,213 km (0.055 R)
• M13: 4,588,167 km (0.038 R)
• M14: 4,701,562 km (0.105 R)
• M15: 4,816,752 km (0.096 R)
• M16: 5,265,845 km (0.093 R)
• M17: 5,644,776 km (0.085 R)
• M18: 5,774,927 km (0.073 R)
• M19: 6,386,184 km (0.114 R)
• M20: 8,777,655 km (0.076 R)
• M21: 10,195,244 km (0.12 R)
• M22: 11,392,177 km (0.112 R)
• M23: 15,925,441 km (0.09 R)
• M24: 17,392,697 km (0.069 R)
• M25: 17,668,705 km (0.091 R)
• M26: 18,371,815 km (0.037 R)
• M27: 18,730,252 km (0.091 R)
• M28: 21,135,337 km (0.102 R)
• M29: 21,370,953 km (0.101 R)
• M30: 23,823,162 km (0.112 R)
• M31: 25,469,636 km (0.062 R)
• M32: 29,277,500 km (0.109 R)
• M33: 38,578,748 km (0.066 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.9

Radius: 5.6

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 7.27 AU - 8.01 AU

Year: 14082 Days

Day: 19.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,976,154 km

• M1: 69,713 km (0.058 R)
• M2: 243,994 km (0.098 R)
• M3: 497,263 km (0.043 R)
• M4: 785,389 km (0.093 R)
• M5: 1,412,653 km (0.116 R)
• M6: 1,618,051 km (0.025 R)
• M7: 1,818,811 km (0.095 R)
• M8: 4,036,300 km (0.037 R)
• M9: 5,502,210 km (0.112 R)
• M10: 7,908,491 km (0.065 R)
• M11: 11,529,508 km (0.068 R)
• M12: 13,481,012 km (0.064 R)
• M13: 15,223,977 km (0.034 R)
• M14: 15,484,576 km (0.086 R)
• M15: 17,167,852 km (0.086 R)
• M16: 21,540,298 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.3

Radius: 6.9

Gravity: 18.8 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 8.29 AU - 10.27 AU

Year: 18852 Days

Day: 17.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 79,976,154 km

• M1: 86,916 km (0.099 R)
• M2: 366,365 km (0.118 R)
• M3: 948,151 km (0.09 R)
• M4: 1,162,824 km (0.104 R)
• M5: 1,410,558 km (0.092 R)
• M6: 1,974,393 km (0.103 R)
• M7: 2,654,913 km (0.09 R)
• M8: 3,629,843 km (0.062 R)
• M9: 3,907,197 km (0.085 R)
• M10: 4,165,403 km (0.096 R)
• M11: 4,788,478 km (0.067 R)
• M12: 5,314,764 km (0.09 R)
• M13: 8,170,288 km (0.102 R)
• M14: 8,593,799 km (0.071 R)
• M15: 8,920,970 km (0.071 R)
• M16: 11,580,222 km (0.118 R)
• M17: 12,319,385 km (0.079 R)
• M18: 13,523,049 km (0.091 R)
• M19: 15,115,818 km (0.101 R)
• M20: 17,602,284 km (0.079 R)
• M21: 18,219,375 km (0.119 R)
• M22: 20,157,415 km (0.064 R)
• M23: 22,742,167 km (0.083 R)
• M24: 24,655,823 km (0.086 R)
• M25: 25,316,896 km (0.06 R)
• M26: 26,789,538 km (0.072 R)
• M27: 27,723,777 km (0.107 R)
• M28: 28,921,756 km (0.104 R)
• M29: 29,287,822 km (0.07 R)
• M30: 31,420,639 km (0.105 R)
• M31: 33,520,694 km (0.073 R)
• M32: 34,331,664 km (0.1 R)
• M33: 34,879,641 km (0.109 R)
• M34: 35,572,728 km (0.054 R)
• M35: 40,076,222 km (0.065 R)
• M36: 43,333,866 km (0.112 R)
• M37: 47,268,290 km (0.101 R)
• M38: 58,910,146 km (0.109 R)
• M39: 59,695,385 km (0.108 R)
• M40: 66,229,969 km (0.078 R)
• M41: 68,798,266 km (0.078 R)
• M42: 69,887,787 km (0.118 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: 423 - 13,079 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit