🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.34 AU - 1.58 AU

Year: 638 Days

Day: 42.7 Hours

Environment

Temp: -37 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.6

Radius: 12.4

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.21 AU - 7.93 AU

Year: 6799 Days

Day: 5.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 87,338,237 km

• M1: 155,731 km (0.056 R)
• M2: 578,645 km (0.103 R)
• M3: 1,150,856 km (0.101 R)
• M4: 2,505,615 km (0.062 R)
• M5: 3,784,976 km (0.106 R)
• M6: 4,217,463 km (0.118 R)
• M7: 4,683,012 km (0.118 R)
• M8: 5,182,968 km (0.096 R)
• M9: 5,776,722 km (0.064 R)
• M10: 6,966,773 km (0.085 R)
• M11: 9,249,936 km (0.094 R)
• M12: 9,827,832 km (0.111 R)
• M13: 19,899,509 km (0.119 R)
• M14: 22,148,713 km (0.094 R)
• M15: 27,063,302 km (0.098 R)
• M16: 29,375,935 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.8

Radius: 12

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.23 AU - 10.33 AU

Year: 8617 Days

Day: 7.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,338,237 km

• M1: 149,598 km (0.071 R)
• M2: 1,676,543 km (0.119 R)
• M3: 2,385,338 km (0.099 R)
• M4: 4,649,203 km (0.05 R)
• M5: 5,778,667 km (0.103 R)
• M6: 6,329,037 km (0.077 R)
• M7: 6,781,122 km (0.045 R)
• M8: 7,254,599 km (0.087 R)
• M9: 8,497,309 km (0.078 R)
• M10: 10,135,256 km (0.074 R)
• M11: 10,531,092 km (0.071 R)
• M12: 10,983,176 km (0.082 R)
• M13: 13,076,200 km (0.1 R)
• M14: 14,741,823 km (0.092 R)
• M15: 16,363,913 km (0.051 R)
• M16: 19,619,312 km (0.12 R)
• M17: 22,088,574 km (0.051 R)
• M18: 23,897,063 km (0.101 R)
• M19: 24,442,646 km (0.11 R)
• M20: 27,381,048 km (0.107 R)
• M21: 28,847,257 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.5

Radius: 9.1

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 8.6 AU - 11.12 AU

Year: 11197 Days

Day: 13.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,338,237 km

• M1: 113,246 km (0.117 R)
• M2: 601,832 km (0.091 R)
• M3: 941,419 km (0.101 R)
• M4: 2,304,555 km (0.082 R)
• M5: 2,604,798 km (0.064 R)
• M6: 2,976,998 km (0.101 R)
• M7: 3,720,649 km (0.063 R)
• M8: 4,079,384 km (0.084 R)
• M9: 6,194,249 km (0.095 R)
• M10: 7,837,432 km (0.085 R)
• M11: 8,616,837 km (0.077 R)
• M12: 9,098,991 km (0.094 R)
• M13: 9,701,272 km (0.113 R)
• M14: 14,415,849 km (0.069 R)
• M15: 16,011,311 km (0.074 R)
• M16: 16,666,549 km (0.049 R)
• M17: 17,491,581 km (0.104 R)
• M18: 18,980,379 km (0.102 R)
• M19: 20,214,113 km (0.042 R)
• M20: 21,500,356 km (0.072 R)
• M21: 23,299,270 km (0.115 R)
• M22: 23,764,220 km (0.091 R)
• M23: 26,887,824 km (0.091 R)
• M24: 27,709,415 km (0.083 R)
• M25: 29,727,939 km (0.109 R)
• M26: 32,994,858 km (0.118 R)
• M27: 35,260,368 km (0.03 R)
• M28: 36,120,555 km (0.115 R)
• M29: 38,010,874 km (0.066 R)
• M30: 39,833,874 km (0.101 R)
• M31: 45,362,413 km (0.115 R)
• M32: 46,526,284 km (0.06 R)
• M33: 49,065,558 km (0.074 R)
• M34: 53,446,831 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756.9

Radius: 4.9

Gravity: 31.52 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 11.78 AU - 17.94 AU

Year: 20717 Days

Day: 16.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,338,237 km

• M1: 61,036 km (0.113 R)
• M2: 254,616 km (0.055 R)
• M3: 695,032 km (0.115 R)
• M4: 989,889 km (0.117 R)
• M5: 1,644,829 km (0.081 R)
• M6: 1,904,231 km (0.087 R)
• M7: 2,979,092 km (0.092 R)
• M8: 4,071,306 km (0.104 R)
• M9: 4,581,884 km (0.097 R)
• M10: 5,172,496 km (0.025 R)
• M11: 5,486,203 km (0.051 R)
• M12: 6,503,618 km (0.103 R)
• M13: 8,362,371 km (0.036 R)
• M14: 8,685,054 km (0.09 R)
• M15: 9,071,914 km (0.079 R)
• M16: 10,301,758 km (0.109 R)
• M17: 10,861,404 km (0.108 R)
• M18: 11,638,714 km (0.071 R)
• M19: 12,452,527 km (0.115 R)
• M20: 13,087,271 km (0.073 R)
• M21: 13,966,756 km (0.11 R)
• M22: 14,963,377 km (0.089 R)
• M23: 16,006,523 km (0.066 R)
• M24: 25,251,821 km (0.074 R)
• M25: 29,971,185 km (0.086 R)
• M26: 30,726,206 km (0.115 R)
• M27: 35,246,006 km (0.091 R)
• M28: 37,085,013 km (0.102 R)
• M29: 40,037,776 km (0.086 R)
• M30: 43,622,739 km (0.093 R)
• M31: 44,591,984 km (0.078 R)
• M32: 46,909,105 km (0.06 R)
• M33: 47,077,552 km (0.084 R)
• M34: 56,028,143 km (0.112 R)
• M35: 60,102,889 km (0.081 R)
• M36: 67,539,848 km (0.049 R)
• M37: 71,701,362 km (0.065 R)
• M38: 80,530,778 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.6

Radius: 5.6

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 13.53 AU - 18.95 AU

Year: 23668 Days

Day: 23.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,338,237 km

• M1: 70,012 km (0.095 R)
• M2: 280,646 km (0.056 R)
• M3: 468,840 km (0.109 R)
• M4: 791,074 km (0.1 R)
• M5: 1,054,067 km (0.101 R)
• M6: 1,565,392 km (0.091 R)
• M7: 2,113,070 km (0.099 R)
• M8: 2,991,060 km (0.055 R)
• M9: 3,314,490 km (0.088 R)
• M10: 3,498,047 km (0.065 R)
• M11: 4,332,654 km (0.097 R)
• M12: 5,544,247 km (0.054 R)
• M13: 5,803,649 km (0.054 R)
• M14: 11,610,590 km (0.114 R)
• M15: 14,044,248 km (0.105 R)
• M16: 17,817,106 km (0.089 R)
• M17: 26,338,201 km (0.111 R)
• M18: 29,465,844 km (0.109 R)
• M19: 30,944,768 km (0.097 R)
• M20: 31,176,645 km (0.078 R)
• M21: 32,952,671 km (0.108 R)
• M22: 39,223,066 km (0.113 R)
• M23: 44,747,865 km (0.12 R)
• M24: 45,491,665 km (0.081 R)
• M25: 47,464,113 km (0.097 R)
• M26: 55,411,051 km (0.115 R)
• M27: 59,967,054 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553.2

Radius: 4.9

Gravity: 23.04 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 14.52 AU - 21.5 AU

Year: 27641 Days

Day: 24.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,338,237 km

• M1: 64,327 km (0.072 R)
• M2: 434,432 km (0.083 R)
• M3: 682,765 km (0.12 R)
• M4: 921,972 km (0.077 R)
• M5: 1,337,255 km (0.042 R)
• M6: 1,534,874 km (0.112 R)
• M7: 1,828,984 km (0.089 R)
• M8: 2,912,820 km (0.055 R)
• M9: 3,544,572 km (0.116 R)
• M10: 4,693,932 km (0.056 R)
• M11: 7,802,875 km (0.063 R)
• M12: 8,120,322 km (0.056 R)
• M13: 10,977,193 km (0.104 R)
• M14: 11,308,552 km (0.102 R)
• M15: 12,061,179 km (0.098 R)
• M16: 12,846,717 km (0.087 R)
• M17: 16,676,123 km (0.099 R)
• M18: 17,025,883 km (0.064 R)
• M19: 30,584,537 km (0.105 R)
• M20: 33,818,693 km (0.114 R)
• M21: 37,422,356 km (0.101 R)
• M22: 44,371,626 km (0.116 R)
• M23: 48,501,724 km (0.063 R)
• M24: 69,369,281 km (0.12 R)
• M25: 73,968,069 km (0.081 R)
• M26: 81,240,470 km (0.08 R)
• M27: 83,003,481 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434.6

Radius: 4.8

Gravity: 18.86 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 15.96 AU - 22.82 AU

Year: 30879 Days

Day: 24.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,338,237 km

• M1: 60,886 km (0.066 R)
• M2: 366,216 km (0.094 R)
• M3: 560,244 km (0.119 R)
• M4: 867,967 km (0.096 R)
• M5: 1,163,722 km (0.119 R)
• M6: 1,390,961 km (0.094 R)
• M7: 1,758,523 km (0.119 R)
• M8: 3,253,604 km (0.12 R)
• M9: 3,801,731 km (0.077 R)
• M10: 5,900,738 km (0.08 R)
• M11: 9,354,504 km (0.076 R)
• M12: 11,100,910 km (0.072 R)
• M13: 11,773,951 km (0.111 R)
• M14: 12,834,001 km (0.104 R)
• M15: 13,053,461 km (0.083 R)
• M16: 13,879,391 km (0.098 R)
• M17: 15,469,467 km (0.108 R)
• M18: 17,176,977 km (0.104 R)
• M19: 19,006,260 km (0.117 R)
• M20: 20,760,145 km (0.074 R)
• M21: 21,062,632 km (0.101 R)
• M22: 21,676,283 km (0.095 R)
• M23: 27,502,821 km (0.089 R)
• M24: 28,731,468 km (0.07 R)
• M25: 29,359,330 km (0.056 R)
• M26: 41,160,059 km (0.106 R)
• M27: 42,118,383 km (0.057 R)
• M28: 45,929,688 km (0.054 R)
• M29: 48,358,559 km (0.11 R)
• M30: 51,790,035 km (0.031 R)
• M31: 57,137,411 km (0.119 R)
• M32: 76,077,848 km (0.102 R)
• M33: 79,716,517 km (0.117 R)
• M34: 80,705,957 km (0.117 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 11,708 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit