🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.43 AU - 0.71 AU

Year: 278 Days

Day: 38.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,939,608 km

• M1: 42,336 km (0.048 R)

Asteroid Belt

Center: 0.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.9

Radius: 12.6

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.09 AU - 1.15 AU

Year: 765 Days

Day: 12 Hours

Environment

Temp: -169 °C

Axial Tilt: 106.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,939,608 km

• M1: 156,779 km (0.118 R)
• M2: 612,454 km (0.08 R)
• M3: 1,820,905 km (0.037 R)
• M4: 2,226,914 km (0.117 R)
• M5: 2,918,654 km (0.118 R)
• M6: 3,481,292 km (0.119 R)
• M7: 3,895,828 km (0.109 R)
• M8: 4,778,904 km (0.113 R)
• M9: 6,567,795 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.6

Radius: 11

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.85 AU - 2.89 AU

Year: 3139 Days

Day: 7.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,939,608 km

• M1: 136,882 km (0.103 R)
• M2: 569,818 km (0.077 R)
• M3: 1,059,303 km (0.12 R)
• M4: 1,941,631 km (0.059 R)
• M5: 2,812,889 km (0.072 R)
• M6: 3,675,919 km (0.105 R)
• M7: 4,128,452 km (0.064 R)
• M8: 4,729,537 km (0.108 R)
• M9: 5,437,284 km (0.067 R)
• M10: 6,406,080 km (0.099 R)
• M11: 7,004,920 km (0.059 R)
• M12: 8,889,255 km (0.074 R)
• M13: 12,862,874 km (0.075 R)
• M14: 13,539,654 km (0.109 R)
• M15: 15,916,914 km (0.106 R)
• M16: 17,998,269 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.5

Radius: 12.1

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.64 AU - 3.22 AU

Year: 3238 Days

Day: 10.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,939,608 km

• M1: 151,094 km (0.086 R)
• M2: 958,773 km (0.049 R)
• M3: 2,163,484 km (0.097 R)
• M4: 2,593,429 km (0.059 R)
• M5: 2,995,398 km (0.086 R)
• M6: 3,457,805 km (0.118 R)
• M7: 3,926,795 km (0.092 R)
• M8: 4,756,763 km (0.039 R)
• M9: 5,726,756 km (0.09 R)
• M10: 8,708,541 km (0.087 R)
• M11: 11,460,543 km (0.086 R)
• M12: 13,057,052 km (0.035 R)
• M13: 13,812,371 km (0.102 R)
• M14: 15,723,185 km (0.113 R)
• M15: 16,851,751 km (0.091 R)
• M16: 20,877,729 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827

Radius: 10.8

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.57 AU - 5.27 AU

Year: 6000 Days

Day: 11.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,939,608 km

• M1: 135,087 km (0.085 R)
• M2: 574,456 km (0.104 R)
• M3: 936,931 km (0.113 R)
• M4: 1,308,533 km (0.081 R)
• M5: 1,780,215 km (0.069 R)
• M6: 2,198,640 km (0.083 R)
• M7: 2,872,130 km (0.076 R)
• M8: 3,365,204 km (0.027 R)
• M9: 5,046,535 km (0.095 R)
• M10: 5,767,297 km (0.115 R)
• M11: 7,302,321 km (0.091 R)
• M12: 8,507,631 km (0.041 R)
• M13: 9,093,606 km (0.053 R)
• M14: 9,484,355 km (0.111 R)
• M15: 10,534,084 km (0.113 R)
• M16: 12,330,455 km (0.087 R)
• M17: 14,912,065 km (0.039 R)
• M18: 15,951,172 km (0.072 R)
• M19: 16,584,570 km (0.072 R)
• M20: 22,271,233 km (0.12 R)
• M21: 23,142,940 km (0.075 R)
• M22: 24,202,093 km (0.1 R)
• M23: 26,769,641 km (0.032 R)
• M24: 27,483,822 km (0.086 R)
• M25: 28,394,424 km (0.065 R)
• M26: 33,047,217 km (0.083 R)
• M27: 33,765,586 km (0.11 R)
• M28: 34,389,708 km (0.113 R)
• M29: 35,660,991 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.5

Radius: 6.3

Gravity: 18.15 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.17 AU - 7.45 AU

Year: 10234 Days

Day: 15.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,939,608 km

• M1: 78,389 km (0.119 R)
• M2: 277,055 km (0.106 R)
• M3: 542,591 km (0.08 R)
• M4: 907,610 km (0.116 R)
• M5: 1,198,578 km (0.076 R)
• M6: 1,953,299 km (0.115 R)
• M7: 2,252,495 km (0.109 R)
• M8: 2,684,833 km (0.039 R)
• M9: 2,899,057 km (0.103 R)
• M10: 5,375,500 km (0.078 R)
• M11: 5,647,768 km (0.113 R)
• M12: 6,406,230 km (0.113 R)
• M13: 8,079,631 km (0.064 R)
• M14: 8,482,498 km (0.028 R)
• M15: 10,178,190 km (0.098 R)
• M16: 11,801,327 km (0.064 R)
• M17: 13,341,437 km (0.101 R)
• M18: 14,418,093 km (0.113 R)
• M19: 17,031,867 km (0.085 R)
• M20: 17,694,287 km (0.084 R)
• M21: 19,070,288 km (0.119 R)
• M22: 20,270,212 km (0.117 R)
• M23: 21,947,504 km (0.091 R)
• M24: 26,345,980 km (0.029 R)
• M25: 31,188,912 km (0.072 R)
• M26: 31,626,635 km (0.104 R)
• M27: 32,514,200 km (0.113 R)
• M28: 33,646,955 km (0.103 R)
• M29: 33,991,778 km (0.058 R)
• M30: 35,276,524 km (0.105 R)
• M31: 37,448,237 km (0.093 R)
• M32: 39,070,925 km (0.1 R)
• M33: 43,808,390 km (0.073 R)
• M34: 48,474,796 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.6

Radius: 6.2

Gravity: 11.64 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 9.63 AU - 10.07 AU

Year: 19960 Days

Day: 17.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 65,939,608 km

• M1: 77,193 km (0.096 R)
• M2: 352,004 km (0.102 R)
• M3: 713,582 km (0.1 R)
• M4: 920,924 km (0.119 R)
• M5: 1,234,631 km (0.076 R)
• M6: 2,317,271 km (0.048 R)
• M7: 2,665,834 km (0.07 R)
• M8: 3,023,672 km (0.108 R)
• M9: 5,133,152 km (0.078 R)
• M10: 5,687,561 km (0.098 R)
• M11: 6,529,797 km (0.055 R)
• M12: 8,409,046 km (0.092 R)
• M13: 8,609,806 km (0.115 R)
• M14: 8,813,858 km (0.074 R)
• M15: 9,445,161 km (0.052 R)
• M16: 9,771,883 km (0.069 R)
• M17: 10,797,675 km (0.117 R)
• M18: 11,215,203 km (0.039 R)
• M19: 11,893,180 km (0.065 R)
• M20: 12,467,935 km (0.094 R)
• M21: 15,547,258 km (0.091 R)
• M22: 16,311,703 km (0.059 R)
• M23: 21,807,779 km (0.116 R)
• M24: 29,563,531 km (0.067 R)
• M25: 30,973,042 km (0.072 R)
• M26: 32,921,255 km (0.113 R)
• M27: 35,208,906 km (0.116 R)
• M28: 37,059,881 km (0.118 R)
• M29: 49,219,943 km (0.061 R)
• M30: 52,543,111 km (0.11 R)
• M31: 54,956,274 km (0.084 R)
• M32: 58,166,195 km (0.098 R)
• M33: 65,348,688 km (0.106 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 13,309 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit