🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.23 AU - 3.45 AU

Year: 1731 Days

Day: 23.7 Hours

Environment

Temp: -99 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.7

Radius: 8

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 7.11 AU - 7.17 AU

Year: 6900 Days

Day: 11.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 73.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,694,605 km

• M1: 99,483 km (0.085 R)
• M2: 2,310,390 km (0.12 R)
• M3: 2,885,294 km (0.072 R)
• M4: 3,216,354 km (0.104 R)
• M5: 4,021,490 km (0.113 R)
• M6: 5,005,844 km (0.034 R)
• M7: 5,349,321 km (0.096 R)
• M8: 5,879,496 km (0.085 R)
• M9: 7,476,453 km (0.079 R)
• M10: 7,996,605 km (0.111 R)
• M11: 8,393,189 km (0.107 R)
• M12: 9,905,922 km (0.104 R)
• M13: 11,187,228 km (0.092 R)
• M14: 11,729,371 km (0.108 R)
• M15: 14,600,453 km (0.088 R)
• M16: 17,009,577 km (0.056 R)
• M17: 23,102,250 km (0.042 R)
• M18: 24,129,987 km (0.116 R)
• M19: 26,197,280 km (0.077 R)

Planet 3 - Ice Giant

Semi-Major Axis: 14.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.7

Radius: 6.8

Gravity: 10.79 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 12.8 AU - 15.84 AU

Year: 19598 Days

Day: 23.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 68,694,605 km

• M1: 84,972 km (0.093 R)
• M2: 948,750 km (0.082 R)
• M3: 1,456,784 km (0.111 R)
• M4: 1,798,466 km (0.11 R)
• M5: 2,486,317 km (0.101 R)
• M6: 4,178,269 km (0.105 R)
• M7: 4,401,020 km (0.071 R)
• M8: 5,987,804 km (0.117 R)
• M9: 6,865,645 km (0.083 R)
• M10: 7,176,509 km (0.089 R)
• M11: 8,926,206 km (0.107 R)
• M12: 9,296,760 km (0.08 R)
• M13: 10,645,684 km (0.041 R)
• M14: 10,942,336 km (0.108 R)
• M15: 12,509,075 km (0.106 R)
• M16: 12,906,257 km (0.097 R)
• M17: 13,448,849 km (0.066 R)
• M18: 17,847,624 km (0.106 R)
• M19: 19,123,993 km (0.039 R)
• M20: 23,217,739 km (0.052 R)
• M21: 27,193,452 km (0.034 R)
• M22: 28,880,168 km (0.11 R)
• M23: 35,005,752 km (0.088 R)
• M24: 37,817,743 km (0.1 R)
• M25: 41,066,411 km (0.099 R)
• M26: 41,943,653 km (0.078 R)
• M27: 43,433,049 km (0.037 R)
• M28: 46,517,308 km (0.051 R)
• M29: 55,213,133 km (0.091 R)
• M30: 55,567,680 km (0.117 R)
• M31: 57,909,186 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 814.8

Radius: 5.8

Gravity: 24.22 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 12.39 AU - 16.79 AU

Year: 20155 Days

Day: 22.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,694,605 km

• M1: 73,602 km (0.048 R)
• M2: 397,631 km (0.062 R)
• M3: 691,142 km (0.087 R)
• M4: 1,177,485 km (0.113 R)
• M5: 1,367,773 km (0.116 R)
• M6: 1,868,477 km (0.091 R)
• M7: 2,193,254 km (0.096 R)
• M8: 2,877,216 km (0.089 R)
• M9: 4,273,712 km (0.115 R)
• M10: 4,620,779 km (0.116 R)
• M11: 4,948,997 km (0.098 R)
• M12: 6,113,467 km (0.081 R)
• M13: 6,690,466 km (0.107 R)
• M14: 8,317,941 km (0.05 R)
• M15: 8,859,036 km (0.085 R)
• M16: 10,875,167 km (0.11 R)
• M17: 12,331,352 km (0.088 R)
• M18: 12,539,593 km (0.077 R)
• M19: 21,898,436 km (0.109 R)
• M20: 23,137,405 km (0.12 R)
• M21: 23,560,617 km (0.085 R)
• M22: 26,438,282 km (0.058 R)
• M23: 29,295,003 km (0.048 R)
• M24: 35,752,994 km (0.067 R)
• M25: 39,236,530 km (0.065 R)
• M26: 41,836,391 km (0.113 R)
• M27: 48,574,728 km (0.084 R)
• M28: 57,148,032 km (0.091 R)
• M29: 59,290,573 km (0.079 R)
• M30: 61,486,071 km (0.114 R)
• M31: 63,528,531 km (0.118 R)
• M32: 65,404,937 km (0.069 R)
• M33: 70,146,741 km (0.085 R)
• M34: 77,917,602 km (0.047 R)
• M35: 80,549,477 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 220.9

Radius: 3.9

Gravity: 14.52 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 15.73 AU - 22.49 AU

Year: 30212 Days

Day: 24.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 68,694,605 km

• M1: 51,910 km (0.072 R)
• M2: 232,924 km (0.114 R)
• M3: 448,794 km (0.027 R)
• M4: 589,416 km (0.09 R)
• M5: 1,121,086 km (0.069 R)
• M6: 1,399,638 km (0.1 R)
• M7: 1,523,355 km (0.07 R)
• M8: 2,340,309 km (0.029 R)
• M9: 3,815,194 km (0.092 R)
• M10: 5,062,093 km (0.074 R)
• M11: 5,355,454 km (0.105 R)
• M12: 6,262,316 km (0.116 R)
• M13: 6,906,036 km (0.045 R)
• M14: 7,130,134 km (0.073 R)
• M15: 7,640,262 km (0.081 R)
• M16: 8,784,686 km (0.068 R)
• M17: 9,981,768 km (0.119 R)
• M18: 11,283,569 km (0.098 R)
• M19: 11,594,583 km (0.092 R)
• M20: 11,975,160 km (0.095 R)
• M21: 16,016,098 km (0.116 R)
• M22: 16,408,792 km (0.118 R)
• M23: 17,377,289 km (0.03 R)
• M24: 17,625,172 km (0.035 R)
• M25: 19,338,816 km (0.078 R)
• M26: 27,194,350 km (0.11 R)
• M27: 28,777,544 km (0.089 R)
• M28: 29,827,123 km (0.064 R)
• M29: 34,410,353 km (0.076 R)
• M30: 34,540,353 km (0.09 R)
• M31: 35,992,051 km (0.066 R)
• M32: 37,897,778 km (0.08 R)
• M33: 39,016,321 km (0.095 R)
• M34: 42,057,197 km (0.106 R)
• M35: 43,255,925 km (0.117 R)
• M36: 51,437,881 km (0.11 R)
• M37: 55,086,574 km (0.095 R)
• M38: 56,701,632 km (0.074 R)
• M39: 60,026,146 km (0.064 R)
• M40: 61,544,564 km (0.113 R)
• M41: 62,893,937 km (0.101 R)

Kuiper Belt

Range: 30.3 - 60.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 19,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit