🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.42 AU - 0.6 AU

Year: 235 Days

Day: 20.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,846,225 km

• M1: 16,456 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.3

Radius: 10.3

Gravity: 9.15 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.79 AU - 0.91 AU

Year: 506 Days

Day: 6.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,846,225 km

• M1: 134,339 km (0.077 R)
• M2: 497,563 km (0.108 R)
• M3: 1,139,637 km (0.054 R)
• M4: 1,794,875 km (0.05 R)
• M5: 2,227,512 km (0.082 R)
• M6: 2,966,376 km (0.088 R)
• M7: 3,601,868 km (0.11 R)
• M8: 4,088,809 km (0.1 R)
• M9: 4,730,733 km (0.03 R)
• M10: 5,929,910 km (0.087 R)
• M11: 6,411,017 km (0.109 R)
• M12: 6,959,742 km (0.041 R)
• M13: 7,364,404 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541

Radius: 14.5

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.81 AU - 0.95 AU

Year: 533 Days

Day: 8.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,846,225 km

• M1: 180,565 km (0.115 R)
• M2: 641,625 km (0.071 R)
• M3: 1,188,854 km (0.116 R)
• M4: 1,908,869 km (0.071 R)
• M5: 2,541,668 km (0.095 R)
• M6: 3,028,459 km (0.083 R)
• M7: 3,728,727 km (0.109 R)
• M8: 4,305,576 km (0.062 R)
• M9: 4,773,219 km (0.116 R)
• M10: 5,572,670 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72

Radius: 11.8

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.63 AU - 1.95 AU

Year: 1546 Days

Day: 13.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 35,846,225 km

• M1: 146,905 km (0.086 R)
• M2: 1,785,600 km (0.072 R)
• M3: 2,954,109 km (0.083 R)
• M4: 3,359,669 km (0.036 R)
• M5: 3,935,920 km (0.081 R)
• M6: 5,320,448 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.9

Radius: 14.7

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.66 AU - 2.32 AU

Year: 1813 Days

Day: 12.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,846,225 km

• M1: 182,809 km (0.051 R)
• M2: 939,325 km (0.103 R)
• M3: 1,409,062 km (0.086 R)
• M4: 2,051,136 km (0.097 R)
• M5: 2,558,273 km (0.118 R)
• M6: 3,430,578 km (0.039 R)
• M7: 3,906,898 km (0.104 R)
• M8: 4,378,430 km (0.086 R)
• M9: 4,976,972 km (0.075 R)
• M10: 5,610,519 km (0.097 R)
• M11: 6,151,464 km (0.087 R)
• M12: 6,771,398 km (0.113 R)
• M13: 7,694,866 km (0.057 R)
• M14: 8,237,756 km (0.061 R)
• M15: 8,965,700 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.5

Radius: 8.1

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.05 AU - 4.45 AU

Year: 5657 Days

Day: 10.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,846,225 km

• M1: 113,694 km (0.081 R)
• M2: 394,639 km (0.114 R)
• M3: 674,686 km (0.048 R)
• M4: 2,091,977 km (0.074 R)
• M5: 2,478,986 km (0.099 R)
• M6: 3,431,027 km (0.107 R)
• M7: 5,017,812 km (0.113 R)
• M8: 5,498,470 km (0.078 R)
• M9: 7,070,295 km (0.096 R)
• M10: 13,506,444 km (0.109 R)
• M11: 15,313,586 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.1

Radius: 8.9

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.83 AU - 5.63 AU

Year: 6642 Days

Day: 6.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 35,846,225 km

• M1: 111,899 km (0.117 R)
• M2: 411,993 km (0.084 R)
• M3: 1,967,212 km (0.095 R)
• M4: 2,450,862 km (0.074 R)
• M5: 3,431,626 km (0.118 R)
• M6: 3,962,399 km (0.069 R)
• M7: 5,100,689 km (0.095 R)
• M8: 5,484,408 km (0.051 R)
• M9: 5,919,139 km (0.106 R)
• M10: 6,243,467 km (0.066 R)
• M11: 6,857,566 km (0.117 R)
• M12: 7,179,351 km (0.118 R)
• M13: 7,738,099 km (0.093 R)
• M14: 8,365,812 km (0.054 R)
• M15: 9,722,665 km (0.072 R)
• M16: 11,122,602 km (0.062 R)
• M17: 13,246,891 km (0.077 R)
• M18: 15,874,877 km (0.057 R)
• M19: 16,630,346 km (0.032 R)
• M20: 17,409,751 km (0.072 R)
• M21: 19,251,900 km (0.094 R)
• M22: 20,697,763 km (0.073 R)
• M23: 25,383,318 km (0.101 R)
• M24: 26,242,010 km (0.106 R)
• M25: 26,942,577 km (0.118 R)
• M26: 28,198,750 km (0.106 R)
• M27: 28,933,874 km (0.079 R)
• M28: 29,776,110 km (0.112 R)
• M29: 30,827,484 km (0.048 R)
• M30: 31,313,527 km (0.117 R)
• M31: 33,308,863 km (0.111 R)
• M32: 34,130,156 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.8

Radius: 10.6

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.39 AU - 5.11 AU

Year: 6684 Days

Day: 5.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,846,225 km

• M1: 131,796 km (0.098 R)
• M2: 614,698 km (0.114 R)
• M3: 990,338 km (0.11 R)
• M4: 1,856,659 km (0.072 R)
• M5: 2,274,187 km (0.096 R)
• M6: 2,853,879 km (0.119 R)
• M7: 3,553,398 km (0.039 R)
• M8: 4,725,797 km (0.084 R)
• M9: 6,277,725 km (0.096 R)
• M10: 6,888,234 km (0.075 R)
• M11: 8,524,236 km (0.056 R)
• M12: 9,004,146 km (0.064 R)
• M13: 9,922,976 km (0.078 R)
• M14: 10,454,198 km (0.102 R)
• M15: 11,732,512 km (0.088 R)
• M16: 12,381,767 km (0.116 R)
• M17: 17,064,480 km (0.116 R)
• M18: 18,613,565 km (0.115 R)
• M19: 19,051,887 km (0.102 R)
• M20: 20,331,099 km (0.109 R)
• M21: 21,427,053 km (0.057 R)
• M22: 22,644,330 km (0.073 R)
• M23: 26,389,364 km (0.086 R)
• M24: 35,637,654 km (0.056 R)
• M25: 39,463,619 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.7

Radius: 3.8

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 9.18 AU - 11.02 AU

Year: 20725 Days

Day: 20.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,846,225 km

• M1: 47,871 km (0.085 R)
• M2: 220,058 km (0.114 R)
• M3: 560,992 km (0.075 R)
• M4: 1,013,825 km (0.115 R)
• M5: 1,890,169 km (0.055 R)
• M6: 2,496,489 km (0.112 R)
• M7: 3,486,528 km (0.078 R)
• M8: 4,182,158 km (0.108 R)
• M9: 6,469,809 km (0.098 R)
• M10: 8,537,999 km (0.098 R)
• M11: 10,814,280 km (0.071 R)
• M12: 15,029,500 km (0.108 R)
• M13: 16,327,112 km (0.033 R)
• M14: 19,498,287 km (0.051 R)
• M15: 20,295,494 km (0.101 R)
• M16: 25,114,640 km (0.112 R)
• M17: 30,258,264 km (0.091 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 12,655 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit