🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.5

Radius: 11.7

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.45 AU - 2.31 AU

Year: 1779 Days

Day: 5.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,644,395 km

• M1: 148,999 km (0.067 R)
• M2: 599,588 km (0.107 R)
• M3: 1,263,803 km (0.047 R)
• M4: 1,846,337 km (0.046 R)
• M5: 2,431,115 km (0.076 R)
• M6: 3,521,534 km (0.044 R)
• M7: 3,901,961 km (0.077 R)
• M8: 4,870,907 km (0.084 R)
• M9: 5,345,282 km (0.114 R)
• M10: 5,826,837 km (0.085 R)
• M11: 6,903,493 km (0.045 R)
• M12: 7,447,580 km (0.045 R)
• M13: 9,383,078 km (0.108 R)
• M14: 10,822,957 km (0.087 R)
• M15: 12,248,176 km (0.095 R)
• M16: 12,683,207 km (0.101 R)
• M17: 13,964,961 km (0.114 R)
• M18: 14,970,409 km (0.046 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.3

Radius: 12.1

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.74 AU - 3.62 AU

Year: 3914 Days

Day: 9.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,644,395 km

• M1: 150,645 km (0.088 R)
• M2: 539,600 km (0.076 R)
• M3: 952,639 km (0.087 R)
• M4: 1,449,304 km (0.096 R)
• M5: 2,232,449 km (0.118 R)
• M6: 2,705,926 km (0.079 R)
• M7: 3,578,830 km (0.103 R)
• M8: 4,171,387 km (0.102 R)
• M9: 4,566,176 km (0.067 R)
• M10: 6,085,193 km (0.097 R)
• M11: 7,548,709 km (0.104 R)
• M12: 8,011,714 km (0.115 R)
• M13: 9,304,688 km (0.089 R)
• M14: 10,019,467 km (0.114 R)
• M15: 10,503,566 km (0.081 R)
• M16: 12,813,207 km (0.092 R)
• M17: 15,442,839 km (0.03 R)
• M18: 16,806,274 km (0.115 R)
• M19: 17,437,427 km (0.117 R)
• M20: 18,859,056 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827

Radius: 9.3

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.64 AU - 4.1 AU

Year: 5255 Days

Day: 9.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,644,395 km

• M1: 115,639 km (0.049 R)
• M2: 422,464 km (0.054 R)
• M3: 819,647 km (0.058 R)
• M4: 1,211,144 km (0.037 R)
• M5: 1,713,045 km (0.108 R)
• M6: 2,879,759 km (0.062 R)
• M7: 3,297,735 km (0.066 R)
• M8: 3,733,065 km (0.119 R)
• M9: 4,036,300 km (0.094 R)
• M10: 4,457,717 km (0.111 R)
• M11: 5,686,514 km (0.108 R)
• M12: 8,556,400 km (0.103 R)
• M13: 10,392,863 km (0.096 R)
• M14: 11,525,020 km (0.033 R)
• M15: 13,701,220 km (0.102 R)
• M16: 15,177,901 km (0.032 R)
• M17: 16,322,175 km (0.065 R)
• M18: 18,511,689 km (0.042 R)
• M19: 25,906,910 km (0.05 R)
• M20: 27,015,730 km (0.078 R)
• M21: 27,801,867 km (0.077 R)
• M22: 28,602,963 km (0.118 R)
• M23: 31,098,854 km (0.059 R)
• M24: 32,841,221 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.1

Radius: 3.4

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.52 AU - 6.24 AU

Year: 9842 Days

Day: 24.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,644,395 km

• M1: 43,383 km (0.062 R)
• M2: 206,744 km (0.098 R)
• M3: 325,076 km (0.087 R)
• M4: 825,631 km (0.114 R)
• M5: 1,864,737 km (0.08 R)
• M6: 2,076,867 km (0.052 R)
• M7: 2,827,699 km (0.111 R)
• M8: 3,143,949 km (0.069 R)
• M9: 3,406,044 km (0.058 R)
• M10: 4,816,453 km (0.064 R)
• M11: 6,050,635 km (0.116 R)
• M12: 6,755,690 km (0.104 R)
• M13: 7,383,702 km (0.116 R)
• M14: 9,085,228 km (0.117 R)
• M15: 12,123,411 km (0.082 R)
• M16: 13,526,789 km (0.083 R)
• M17: 23,009,948 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 652.4

Radius: 5.6

Gravity: 20.8 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.83 AU - 7.95 AU

Year: 13867 Days

Day: 24.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 58,644,395 km

• M1: 69,713 km (0.101 R)
• M2: 411,245 km (0.095 R)
• M3: 612,154 km (0.038 R)
• M4: 839,543 km (0.079 R)
• M5: 1,314,516 km (0.109 R)
• M6: 1,573,470 km (0.119 R)
• M7: 2,155,556 km (0.026 R)
• M8: 2,602,554 km (0.115 R)
• M9: 4,225,990 km (0.061 R)
• M10: 5,407,215 km (0.095 R)
• M11: 5,696,986 km (0.076 R)
• M12: 6,752,100 km (0.098 R)
• M13: 7,003,125 km (0.104 R)
• M14: 8,117,180 km (0.034 R)
• M15: 8,305,674 km (0.075 R)
• M16: 8,545,629 km (0.089 R)
• M17: 8,889,105 km (0.03 R)
• M18: 9,709,051 km (0.075 R)
• M19: 11,856,678 km (0.106 R)
• M20: 13,105,222 km (0.098 R)
• M21: 14,097,355 km (0.078 R)
• M22: 14,370,072 km (0.083 R)
• M23: 16,909,646 km (0.099 R)
• M24: 18,979,332 km (0.114 R)
• M25: 21,122,920 km (0.076 R)
• M26: 21,660,425 km (0.064 R)
• M27: 26,293,322 km (0.038 R)
• M28: 29,059,087 km (0.083 R)
• M29: 30,285,341 km (0.056 R)
• M30: 34,663,323 km (0.05 R)
• M31: 36,937,958 km (0.047 R)
• M32: 40,259,480 km (0.062 R)
• M33: 42,345,024 km (0.065 R)
• M34: 43,199,078 km (0.035 R)
• M35: 43,486,306 km (0.105 R)
• M36: 44,209,911 km (0.068 R)
• M37: 45,384,254 km (0.112 R)
• M38: 49,815,941 km (0.112 R)
• M39: 52,543,260 km (0.116 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: 262 - 19,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit