🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.48 AU - 0.78 AU

Year: 328 Days

Day: 43.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,813,395 km

• M1: 60,737 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.4

Radius: 9.6

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.89 AU - 0.97 AU

Year: 588 Days

Day: 7.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,813,395 km

• M1: 119,379 km (0.114 R)
• M2: 495,319 km (0.119 R)
• M3: 977,622 km (0.062 R)
• M4: 1,391,260 km (0.087 R)
• M5: 1,896,452 km (0.029 R)
• M6: 2,241,425 km (0.079 R)
• M7: 2,628,435 km (0.105 R)
• M8: 3,416,965 km (0.049 R)
• M9: 3,725,137 km (0.062 R)
• M10: 4,201,755 km (0.034 R)
• M11: 4,733,576 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.8

Radius: 14.6

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.16 AU - 1.22 AU

Year: 852 Days

Day: 9.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,813,395 km

• M1: 181,612 km (0.051 R)
• M2: 748,289 km (0.057 R)
• M3: 1,330,673 km (0.064 R)
• M4: 1,867,430 km (0.098 R)
• M5: 2,783,119 km (0.093 R)
• M6: 3,458,254 km (0.082 R)
• M7: 4,270,720 km (0.118 R)
• M8: 4,810,768 km (0.107 R)
• M9: 7,019,880 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.2

Radius: 10.3

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.6 AU - 2.28 AU

Year: 1773 Days

Day: 14.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,813,395 km

• M1: 134,937 km (0.116 R)
• M2: 738,415 km (0.099 R)
• M3: 1,136,196 km (0.077 R)
• M4: 1,568,384 km (0.115 R)
• M5: 1,901,090 km (0.1 R)
• M6: 2,256,385 km (0.119 R)
• M7: 2,670,322 km (0.089 R)
• M8: 3,279,335 km (0.065 R)
• M9: 3,634,779 km (0.046 R)
• M10: 4,403,862 km (0.077 R)
• M11: 4,988,939 km (0.11 R)
• M12: 5,323,291 km (0.077 R)
• M13: 5,768,344 km (0.112 R)
• M14: 6,547,899 km (0.056 R)
• M15: 7,396,268 km (0.06 R)
• M16: 9,410,753 km (0.107 R)
• M17: 9,750,340 km (0.032 R)
• M18: 10,310,734 km (0.116 R)
• M19: 10,745,017 km (0.12 R)
• M20: 11,419,254 km (0.047 R)
• M21: 13,186,454 km (0.073 R)
• M22: 14,581,304 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.4

Radius: 11.5

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.14 AU - 2.26 AU

Year: 2141 Days

Day: 12.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,813,395 km

• M1: 143,315 km (0.103 R)
• M2: 557,252 km (0.111 R)
• M3: 961,914 km (0.075 R)
• M4: 1,376,600 km (0.105 R)
• M5: 1,813,725 km (0.052 R)
• M6: 2,217,340 km (0.083 R)
• M7: 2,781,623 km (0.092 R)
• M8: 3,339,772 km (0.118 R)
• M9: 3,752,513 km (0.045 R)
• M10: 4,355,991 km (0.095 R)
• M11: 4,850,412 km (0.062 R)
• M12: 5,359,045 km (0.115 R)
• M13: 7,213,759 km (0.1 R)
• M14: 8,457,067 km (0.096 R)
• M15: 10,765,661 km (0.051 R)
• M16: 11,711,269 km (0.028 R)
• M17: 12,506,980 km (0.107 R)
• M18: 13,551,922 km (0.076 R)
• M19: 14,250,544 km (0.028 R)
• M20: 14,654,009 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.9

Radius: 9.1

Gravity: 11.74 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.92 AU - 2.8 AU

Year: 2378 Days

Day: 13.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,813,395 km

• M1: 113,395 km (0.118 R)
• M2: 504,594 km (0.12 R)
• M3: 1,088,624 km (0.081 R)
• M4: 1,399,787 km (0.115 R)
• M5: 1,691,653 km (0.101 R)
• M6: 2,050,089 km (0.102 R)
• M7: 2,444,579 km (0.065 R)
• M8: 3,941,306 km (0.093 R)
• M9: 4,272,216 km (0.113 R)
• M10: 4,826,626 km (0.112 R)
• M11: 5,891,463 km (0.104 R)
• M12: 6,493,445 km (0.037 R)
• M13: 6,956,600 km (0.086 R)
• M14: 7,287,810 km (0.038 R)
• M15: 7,981,645 km (0.091 R)
• M16: 8,649,898 km (0.086 R)
• M17: 10,799,919 km (0.053 R)
• M18: 11,785,769 km (0.118 R)
• M19: 12,607,959 km (0.113 R)
• M20: 15,153,367 km (0.044 R)
• M21: 16,813,454 km (0.101 R)
• M22: 18,305,693 km (0.048 R)
• M23: 19,884,250 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.9

Radius: 11.7

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.13 AU - 4.53 AU

Year: 4917 Days

Day: 5.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,813,395 km

• M1: 166,502 km (0.064 R)
• M2: 627,563 km (0.115 R)
• M3: 1,241,513 km (0.092 R)
• M4: 2,528,054 km (0.082 R)
• M5: 4,093,596 km (0.118 R)
• M6: 4,743,150 km (0.095 R)
• M7: 5,554,868 km (0.116 R)
• M8: 7,133,425 km (0.09 R)
• M9: 8,298,493 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.2

Radius: 14

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.63 AU - 4.35 AU

Year: 5228 Days

Day: 10.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,813,395 km

• M1: 174,132 km (0.077 R)
• M2: 688,300 km (0.086 R)
• M3: 1,275,172 km (0.086 R)
• M4: 2,223,473 km (0.042 R)
• M5: 3,901,064 km (0.076 R)
• M6: 4,453,529 km (0.11 R)
• M7: 5,137,340 km (0.112 R)
• M8: 5,631,462 km (0.099 R)
• M9: 7,040,973 km (0.11 R)
• M10: 8,674,283 km (0.104 R)
• M11: 9,620,938 km (0.112 R)
• M12: 10,119,398 km (0.109 R)
• M13: 11,033,591 km (0.027 R)
• M14: 12,192,825 km (0.068 R)
• M15: 13,689,402 km (0.088 R)
• M16: 14,214,490 km (0.1 R)
• M17: 15,417,407 km (0.117 R)
• M18: 16,509,920 km (0.111 R)
• M19: 17,226,045 km (0.059 R)
• M20: 17,838,648 km (0.087 R)
• M21: 18,849,033 km (0.109 R)
• M22: 22,038,310 km (0.097 R)
• M23: 23,201,583 km (0.097 R)
• M24: 26,047,981 km (0.077 R)
• M25: 27,513,741 km (0.072 R)
• M26: 28,182,593 km (0.045 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.3

Radius: 13.9

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.58 AU - 7.14 AU

Year: 9306 Days

Day: 9.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,813,395 km

• M1: 211,083 km (0.038 R)
• M2: 981,661 km (0.11 R)
• M3: 2,402,841 km (0.113 R)
• M4: 3,682,202 km (0.053 R)
• M5: 4,866,868 km (0.077 R)
• M6: 8,519,599 km (0.111 R)
• M7: 9,488,544 km (0.036 R)
• M8: 11,078,171 km (0.036 R)
• M9: 18,438,985 km (0.095 R)
• M10: 21,373,347 km (0.111 R)
• M11: 23,159,546 km (0.062 R)
• M12: 24,955,468 km (0.084 R)
• M13: 32,026,062 km (0.051 R)
• M14: 40,206,821 km (0.106 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 19,458 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit