🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.44 AU - 0.74 AU

Year: 205 Days

Day: 34.4 Hours

Environment

Temp: -14 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 40,254,319 km

• M1: 37,399 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.5 AU - 0.8 AU

Year: 237 Days

Day: 37.5 Hours

Environment

Temp: -23 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,254,319 km

• M1: 343,327 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.72 AU - 1.88 AU

Year: 1094 Days

Day: 18.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 98.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.11 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.8

Radius: 14.5

Gravity: 0.05 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.1 AU - 4.74 AU

Year: 4210 Days

Day: 14.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 40,254,319 km

• M1: 182,809 km (0.115 R)
• M2: 1,613,862 km (0.077 R)
• M3: 2,768,159 km (0.057 R)
• M4: 3,621,016 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.4

Radius: 14.4

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.42 AU - 4.62 AU

Year: 4354 Days

Day: 13.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,254,319 km

• M1: 179,817 km (0.079 R)
• M2: 761,902 km (0.112 R)
• M3: 1,280,857 km (0.051 R)
• M4: 1,953,299 km (0.106 R)
• M5: 2,527,157 km (0.028 R)
• M6: 3,284,421 km (0.109 R)
• M7: 4,210,731 km (0.091 R)
• M8: 5,406,317 km (0.029 R)
• M9: 7,029,006 km (0.071 R)
• M10: 8,290,265 km (0.107 R)
• M11: 9,248,440 km (0.113 R)
• M12: 10,438,341 km (0.112 R)
• M13: 12,433,977 km (0.095 R)
• M14: 13,546,087 km (0.115 R)
• M15: 14,622,743 km (0.057 R)
• M16: 16,725,640 km (0.045 R)
• M17: 18,022,504 km (0.067 R)
• M18: 18,844,096 km (0.113 R)
• M19: 22,116,100 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.9

Radius: 13.7

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.4 AU - 5.02 AU

Year: 4631 Days

Day: 11.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,254,319 km

• M1: 180,116 km (0.12 R)
• M2: 972,985 km (0.11 R)
• M3: 1,469,051 km (0.116 R)
• M4: 1,973,495 km (0.117 R)
• M5: 2,420,194 km (0.063 R)
• M6: 7,327,453 km (0.116 R)
• M7: 7,795,395 km (0.12 R)
• M8: 9,722,366 km (0.114 R)
• M9: 11,037,331 km (0.085 R)
• M10: 12,163,504 km (0.075 R)
• M11: 13,136,638 km (0.048 R)
• M12: 13,782,452 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.5

Radius: 13.6

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.56 AU - 7.2 AU

Year: 6460 Days

Day: 10.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,254,319 km

• M1: 365,916 km (0.084 R)
• M2: 1,241,662 km (0.116 R)
• M3: 3,047,009 km (0.11 R)
• M4: 3,812,352 km (0.104 R)
• M5: 4,621,228 km (0.069 R)
• M6: 6,478,186 km (0.105 R)
• M7: 7,220,491 km (0.117 R)
• M8: 7,823,520 km (0.098 R)
• M9: 9,260,407 km (0.07 R)
• M10: 10,531,391 km (0.098 R)
• M11: 13,530,080 km (0.112 R)
• M12: 20,260,189 km (0.052 R)
• M13: 20,780,491 km (0.072 R)
• M14: 21,462,358 km (0.051 R)
• M15: 22,003,004 km (0.102 R)
• M16: 23,516,486 km (0.104 R)
• M17: 30,559,853 km (0.049 R)
• M18: 31,442,032 km (0.053 R)
• M19: 32,950,128 km (0.085 R)
• M20: 36,218,991 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.7

Radius: 13

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.52 AU - 10.18 AU

Year: 10931 Days

Day: 12.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,254,319 km

• M1: 161,715 km (0.081 R)
• M2: 823,985 km (0.08 R)
• M3: 1,789,041 km (0.094 R)
• M4: 2,317,271 km (0.115 R)
• M5: 2,810,794 km (0.07 R)
• M6: 3,878,923 km (0.086 R)
• M7: 4,433,782 km (0.038 R)
• M8: 6,423,284 km (0.062 R)
• M9: 7,202,689 km (0.073 R)
• M10: 8,360,576 km (0.084 R)
• M11: 9,463,412 km (0.114 R)
• M12: 11,514,099 km (0.048 R)
• M13: 12,162,756 km (0.106 R)
• M14: 13,050,769 km (0.117 R)
• M15: 15,533,345 km (0.095 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.6

Radius: 12.5

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 7.76 AU - 10.14 AU

Year: 12130 Days

Day: 7.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,254,319 km

• M1: 156,479 km (0.086 R)
• M2: 579,841 km (0.112 R)
• M3: 1,935,048 km (0.071 R)
• M4: 2,927,481 km (0.088 R)
• M5: 4,888,110 km (0.116 R)
• M6: 5,422,324 km (0.102 R)
• M7: 6,228,807 km (0.058 R)
• M8: 7,150,778 km (0.113 R)
• M9: 7,567,259 km (0.095 R)
• M10: 8,701,659 km (0.111 R)
• M11: 9,853,413 km (0.097 R)
• M12: 10,418,295 km (0.099 R)
• M13: 12,030,661 km (0.113 R)
• M14: 14,511,442 km (0.057 R)
• M15: 14,996,738 km (0.104 R)
• M16: 17,315,804 km (0.109 R)
• M17: 17,724,356 km (0.065 R)
• M18: 18,988,757 km (0.061 R)
• M19: 20,087,703 km (0.075 R)
• M20: 24,738,701 km (0.11 R)
• M21: 29,190,135 km (0.091 R)
• M22: 32,266,615 km (0.093 R)
• M23: 32,886,100 km (0.12 R)
• M24: 35,443,775 km (0.113 R)
• M25: 35,882,545 km (0.076 R)
• M26: 38,131,300 km (0.12 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238

Radius: 3.8

Gravity: 16.48 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 8.19 AU - 10.61 AU

Year: 13056 Days

Day: 19.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,254,319 km

• M1: 47,423 km (0.085 R)
• M2: 175,030 km (0.114 R)
• M3: 354,697 km (0.034 R)
• M4: 582,534 km (0.044 R)
• M5: 713,881 km (0.099 R)
• M6: 901,776 km (0.108 R)
• M7: 1,188,106 km (0.116 R)
• M8: 1,558,810 km (0.101 R)
• M9: 1,815,819 km (0.063 R)
• M10: 2,133,864 km (0.108 R)
• M11: 2,253,542 km (0.104 R)
• M12: 3,519,140 km (0.09 R)
• M13: 6,736,691 km (0.112 R)
• M14: 7,376,372 km (0.042 R)
• M15: 7,811,253 km (0.091 R)
• M16: 8,014,556 km (0.088 R)
• M17: 8,304,926 km (0.112 R)
• M18: 10,293,680 km (0.088 R)
• M19: 10,537,973 km (0.036 R)
• M20: 12,086,012 km (0.093 R)
• M21: 14,076,112 km (0.119 R)
• M22: 16,672,683 km (0.091 R)
• M23: 19,645,940 km (0.089 R)
• M24: 19,946,333 km (0.107 R)
• M25: 24,739,449 km (0.045 R)
• M26: 31,356,013 km (0.114 R)
• M27: 36,291,097 km (0.106 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 10,898 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit