🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.43 AU - 0.61 AU

Year: 242 Days

Day: 31.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.3

Radius: 11.8

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.93 AU - 1.19 AU

Year: 705 Days

Day: 10.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 71,719,899 km

• M1: 146,756 km (0.066 R)
• M2: 557,850 km (0.028 R)
• M3: 1,149,061 km (0.026 R)
• M4: 1,602,193 km (0.101 R)
• M5: 2,071,631 km (0.114 R)
• M6: 3,086,653 km (0.116 R)
• M7: 3,561,177 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.5

Radius: 11.4

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.43 AU - 1.51 AU

Year: 1151 Days

Day: 12.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,719,899 km

• M1: 141,819 km (0.102 R)
• M2: 554,260 km (0.102 R)
• M3: 973,583 km (0.09 R)
• M4: 1,817,614 km (0.106 R)
• M5: 2,233,047 km (0.079 R)
• M6: 3,998,153 km (0.097 R)
• M7: 5,720,174 km (0.09 R)
• M8: 6,623,745 km (0.044 R)
• M9: 7,303,368 km (0.068 R)
• M10: 7,918,514 km (0.1 R)
• M11: 8,394,984 km (0.095 R)
• M12: 9,436,634 km (0.071 R)
• M13: 10,199,433 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.3

Radius: 13.2

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.1 AU - 3.82 AU

Year: 4156 Days

Day: 10.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,719,899 km

• M1: 175,628 km (0.107 R)
• M2: 638,185 km (0.092 R)
• M3: 1,313,619 km (0.042 R)
• M4: 1,879,996 km (0.11 R)
• M5: 2,345,695 km (0.055 R)
• M6: 3,533,053 km (0.117 R)
• M7: 6,834,379 km (0.105 R)
• M8: 7,378,765 km (0.047 R)
• M9: 10,178,190 km (0.105 R)
• M10: 12,370,398 km (0.094 R)
• M11: 13,577,204 km (0.101 R)
• M12: 15,974,958 km (0.109 R)
• M13: 17,405,263 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.6

Radius: 12.8

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.87 AU - 6.51 AU

Year: 8764 Days

Day: 11.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,719,899 km

• M1: 159,172 km (0.118 R)
• M2: 654,939 km (0.12 R)
• M3: 2,309,791 km (0.069 R)
• M4: 2,920,300 km (0.085 R)
• M5: 5,544,097 km (0.089 R)
• M6: 6,680,143 km (0.118 R)
• M7: 7,379,513 km (0.12 R)
• M8: 7,846,109 km (0.071 R)
• M9: 10,242,368 km (0.088 R)
• M10: 14,788,348 km (0.115 R)
• M11: 19,191,462 km (0.066 R)
• M12: 21,143,415 km (0.101 R)
• M13: 26,326,383 km (0.108 R)
• M14: 30,679,382 km (0.11 R)
• M15: 35,820,313 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.8

Radius: 9.4

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5.53 AU - 6.29 AU

Year: 9277 Days

Day: 7.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,719,899 km

• M1: 117,434 km (0.084 R)
• M2: 594,203 km (0.075 R)
• M3: 1,484,011 km (0.085 R)
• M4: 1,950,906 km (0.09 R)
• M5: 3,181,049 km (0.114 R)
• M6: 3,508,220 km (0.115 R)
• M7: 3,883,860 km (0.099 R)
• M8: 4,341,929 km (0.1 R)
• M9: 5,143,175 km (0.086 R)
• M10: 5,662,878 km (0.101 R)
• M11: 7,474,209 km (0.114 R)
• M12: 10,281,562 km (0.097 R)
• M13: 10,792,290 km (0.115 R)
• M14: 12,830,261 km (0.099 R)
• M15: 15,112,526 km (0.107 R)
• M16: 15,974,809 km (0.094 R)
• M17: 19,061,761 km (0.101 R)
• M18: 19,832,788 km (0.068 R)
• M19: 30,356,101 km (0.099 R)
• M20: 33,139,220 km (0.12 R)
• M21: 35,277,571 km (0.114 R)
• M22: 37,148,143 km (0.08 R)
• M23: 38,228,988 km (0.107 R)
• M24: 40,076,821 km (0.114 R)
• M25: 43,419,436 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 652.6

Radius: 6.4

Gravity: 15.93 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 8.24 AU - 11.28 AU

Year: 19687 Days

Day: 23.3 Hours

Environment

Temp: -240 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,719,899 km

• M1: 79,736 km (0.068 R)
• M2: 755,170 km (0.084 R)
• M3: 1,552,527 km (0.04 R)
• M4: 2,097,811 km (0.089 R)
• M5: 3,092,338 km (0.041 R)
• M6: 4,369,155 km (0.119 R)
• M7: 4,640,676 km (0.069 R)
• M8: 5,331,070 km (0.086 R)
• M9: 5,680,979 km (0.048 R)
• M10: 6,383,940 km (0.098 R)
• M11: 7,050,847 km (0.058 R)
• M12: 8,522,740 km (0.102 R)
• M13: 13,930,105 km (0.105 R)
• M14: 16,387,250 km (0.081 R)
• M15: 18,321,999 km (0.03 R)
• M16: 20,781,538 km (0.08 R)
• M17: 23,145,334 km (0.067 R)
• M18: 25,031,613 km (0.058 R)
• M19: 28,633,930 km (0.079 R)
• M20: 30,191,094 km (0.099 R)
• M21: 30,435,687 km (0.107 R)
• M22: 32,184,187 km (0.096 R)
• M23: 38,975,032 km (0.054 R)
• M24: 46,825,181 km (0.115 R)
• M25: 48,311,735 km (0.099 R)
• M26: 54,391,991 km (0.06 R)
• M27: 59,800,702 km (0.115 R)
• M28: 69,522,319 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.7

Radius: 4.7

Gravity: 25.84 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.82 AU - 11.94 AU

Year: 20052 Days

Day: 18.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 71,719,899 km

• M1: 58,493 km (0.082 R)
• M2: 305,180 km (0.119 R)
• M3: 497,563 km (0.108 R)
• M4: 731,683 km (0.092 R)
• M5: 1,074,113 km (0.094 R)
• M6: 1,362,089 km (0.065 R)
• M7: 1,581,549 km (0.09 R)
• M8: 1,824,346 km (0.095 R)
• M9: 2,032,287 km (0.085 R)
• M10: 2,384,740 km (0.072 R)
• M11: 2,541,219 km (0.1 R)
• M12: 3,001,083 km (0.094 R)
• M13: 3,959,706 km (0.094 R)
• M14: 4,508,581 km (0.074 R)
• M15: 6,415,953 km (0.119 R)
• M16: 7,593,887 km (0.105 R)
• M17: 9,676,738 km (0.093 R)
• M18: 10,251,344 km (0.081 R)
• M19: 10,909,425 km (0.07 R)
• M20: 11,217,596 km (0.113 R)
• M21: 11,405,342 km (0.082 R)
• M22: 11,981,144 km (0.116 R)
• M23: 13,469,792 km (0.028 R)
• M24: 15,306,256 km (0.076 R)
• M25: 16,890,647 km (0.086 R)
• M26: 19,467,171 km (0.057 R)
• M27: 19,647,736 km (0.098 R)
• M28: 22,991,098 km (0.067 R)
• M29: 25,598,589 km (0.101 R)
• M30: 26,917,594 km (0.063 R)
• M31: 28,396,817 km (0.109 R)
• M32: 29,929,298 km (0.033 R)
• M33: 34,196,428 km (0.051 R)
• M34: 37,302,229 km (0.071 R)
• M35: 39,860,053 km (0.037 R)
• M36: 42,229,833 km (0.028 R)
• M37: 44,535,137 km (0.055 R)
• M38: 50,577,544 km (0.109 R)
• M39: 69,170,914 km (0.078 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 551 - 14,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit