🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529

Radius: 8.2

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.66 AU - 0.94 AU

Year: 485 Days

Day: 14.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,173,244 km

• M1: 102,175 km (0.08 R)
• M2: 365,767 km (0.072 R)
• M3: 654,341 km (0.071 R)
• M4: 929,152 km (0.093 R)
• M5: 1,253,032 km (0.073 R)
• M6: 1,732,343 km (0.082 R)
• M7: 2,031,988 km (0.031 R)
• M8: 2,469,711 km (0.102 R)
• M9: 2,726,720 km (0.116 R)
• M10: 3,001,681 km (0.038 R)
• M11: 3,620,268 km (0.036 R)
• M12: 4,223,597 km (0.115 R)
• M13: 4,816,453 km (0.115 R)
• M14: 5,188,503 km (0.092 R)
• M15: 5,512,981 km (0.051 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.2

Radius: 3.9

Gravity: 20.13 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.06 AU - 7.02 AU

Year: 11344 Days

Day: 16.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,173,244 km

• M1: 48,619 km (0.098 R)
• M2: 182,809 km (0.043 R)
• M3: 343,776 km (0.091 R)
• M4: 1,070,672 km (0.089 R)
• M5: 1,844,841 km (0.055 R)
• M6: 2,673,912 km (0.053 R)
• M7: 2,977,297 km (0.083 R)
• M8: 3,440,153 km (0.026 R)
• M9: 3,949,234 km (0.068 R)
• M10: 7,229,616 km (0.116 R)
• M11: 7,776,845 km (0.09 R)
• M12: 10,633,267 km (0.055 R)
• M13: 10,982,728 km (0.112 R)
• M14: 12,239,200 km (0.044 R)
• M15: 12,402,711 km (0.1 R)
• M16: 12,734,070 km (0.101 R)
• M17: 14,419,589 km (0.044 R)
• M18: 26,721,471 km (0.096 R)
• M19: 28,211,615 km (0.11 R)
• M20: 29,658,077 km (0.113 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.9

Radius: 5

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 6.47 AU - 6.87 AU

Year: 11684 Days

Day: 20.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,173,244 km

• M1: 62,682 km (0.117 R)
• M2: 457,171 km (0.109 R)
• M3: 647,609 km (0.074 R)
• M4: 1,034,619 km (0.062 R)
• M5: 1,507,498 km (0.029 R)
• M6: 1,774,231 km (0.103 R)
• M7: 2,197,144 km (0.062 R)
• M8: 2,357,214 km (0.038 R)
• M9: 3,527,069 km (0.052 R)
• M10: 3,788,267 km (0.039 R)
• M11: 4,579,640 km (0.072 R)
• M12: 6,365,539 km (0.052 R)
• M13: 7,061,917 km (0.109 R)
• M14: 8,391,992 km (0.09 R)
• M15: 9,569,776 km (0.056 R)
• M16: 10,038,466 km (0.109 R)
• M17: 11,712,017 km (0.119 R)
• M18: 13,465,903 km (0.119 R)
• M19: 13,955,088 km (0.099 R)
• M20: 16,085,062 km (0.034 R)
• M21: 19,269,403 km (0.066 R)
• M22: 20,652,884 km (0.105 R)
• M23: 21,171,988 km (0.089 R)
• M24: 22,644,181 km (0.08 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.7

Radius: 6.5

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.09 AU - 7.91 AU

Year: 12561 Days

Day: 23.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,173,244 km

• M1: 102,774 km (0.086 R)
• M2: 366,964 km (0.107 R)
• M3: 1,078,301 km (0.116 R)
• M4: 1,393,055 km (0.092 R)
• M5: 1,891,366 km (0.063 R)
• M6: 2,315,476 km (0.109 R)
• M7: 2,638,757 km (0.118 R)
• M8: 3,666,494 km (0.095 R)
• M9: 4,270,271 km (0.071 R)
• M10: 4,639,778 km (0.079 R)
• M11: 5,061,195 km (0.111 R)
• M12: 5,377,744 km (0.107 R)
• M13: 6,191,257 km (0.076 R)
• M14: 6,590,534 km (0.114 R)
• M15: 10,325,694 km (0.098 R)
• M16: 13,517,514 km (0.037 R)
• M17: 15,731,712 km (0.11 R)
• M18: 17,099,785 km (0.069 R)
• M19: 18,471,298 km (0.095 R)
• M20: 25,973,930 km (0.113 R)
• M21: 32,503,728 km (0.098 R)
• M22: 32,938,010 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 983.6

Radius: 5

Gravity: 39.34 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.92 AU - 8.96 AU

Year: 15175 Days

Day: 24.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 70,173,244 km

• M1: 62,532 km (0.114 R)
• M2: 253,868 km (0.117 R)
• M3: 616,044 km (0.104 R)
• M4: 864,077 km (0.077 R)
• M5: 1,124,378 km (0.093 R)
• M6: 1,316,162 km (0.113 R)
• M7: 1,513,781 km (0.104 R)
• M8: 1,838,558 km (0.061 R)
• M9: 2,313,531 km (0.102 R)
• M10: 3,174,018 km (0.037 R)
• M11: 3,617,875 km (0.075 R)
• M12: 4,039,292 km (0.099 R)
• M13: 4,560,341 km (0.099 R)
• M14: 6,738,636 km (0.119 R)
• M15: 7,328,800 km (0.116 R)
• M16: 7,757,098 km (0.057 R)
• M17: 8,715,722 km (0.104 R)
• M18: 9,921,630 km (0.114 R)
• M19: 10,504,762 km (0.084 R)
• M20: 10,865,593 km (0.069 R)
• M21: 11,932,674 km (0.059 R)
• M22: 13,911,106 km (0.111 R)
• M23: 14,200,129 km (0.112 R)
• M24: 15,705,532 km (0.102 R)
• M25: 16,739,254 km (0.102 R)
• M26: 18,941,334 km (0.056 R)
• M27: 19,296,480 km (0.089 R)
• M28: 19,655,963 km (0.093 R)
• M29: 25,923,366 km (0.107 R)
• M30: 26,803,600 km (0.077 R)
• M31: 33,144,904 km (0.107 R)
• M32: 33,402,063 km (0.113 R)
• M33: 35,239,274 km (0.098 R)
• M34: 41,005,375 km (0.032 R)
• M35: 42,804,888 km (0.11 R)
• M36: 50,870,307 km (0.111 R)
• M37: 57,822,120 km (0.1 R)
• M38: 60,082,095 km (0.084 R)
• M39: 60,272,982 km (0.07 R)
• M40: 62,400,114 km (0.062 R)
• M41: 63,383,421 km (0.094 R)
• M42: 64,977,985 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889

Radius: 6.7

Gravity: 19.8 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 6.06 AU - 10.08 AU

Year: 15549 Days

Day: 23.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 70,173,244 km

• M1: 83,326 km (0.103 R)
• M2: 492,027 km (0.075 R)
• M3: 958,474 km (0.089 R)
• M4: 1,231,938 km (0.099 R)
• M5: 1,462,918 km (0.071 R)
• M6: 1,722,919 km (0.086 R)
• M7: 2,151,217 km (0.086 R)
• M8: 3,114,328 km (0.076 R)
• M9: 3,929,338 km (0.057 R)
• M10: 4,569,018 km (0.09 R)
• M11: 7,834,740 km (0.085 R)
• M12: 8,079,482 km (0.104 R)
• M13: 10,110,123 km (0.072 R)
• M14: 11,744,480 km (0.058 R)
• M15: 12,326,416 km (0.049 R)
• M16: 12,657,925 km (0.039 R)
• M17: 13,688,056 km (0.093 R)
• M18: 15,836,431 km (0.091 R)
• M19: 17,609,165 km (0.075 R)
• M20: 19,599,565 km (0.079 R)
• M21: 20,142,456 km (0.091 R)
• M22: 21,353,151 km (0.066 R)
• M23: 21,735,224 km (0.097 R)
• M24: 24,642,958 km (0.115 R)
• M25: 26,793,128 km (0.113 R)
• M26: 27,686,976 km (0.102 R)
• M27: 27,913,616 km (0.087 R)
• M28: 28,485,379 km (0.039 R)
• M29: 29,065,071 km (0.064 R)
• M30: 31,339,557 km (0.113 R)
• M31: 33,601,178 km (0.113 R)
• M32: 39,012,133 km (0.095 R)
• M33: 41,625,907 km (0.105 R)
• M34: 47,199,325 km (0.048 R)
• M35: 51,691,599 km (0.1 R)
• M36: 56,097,706 km (0.089 R)
• M37: 58,671,238 km (0.086 R)
• M38: 60,557,068 km (0.052 R)
• M39: 63,068,368 km (0.11 R)
• M40: 65,246,962 km (0.113 R)
• M41: 69,127,082 km (0.077 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 18,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit