🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450

Radius: 9.6

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.01 AU - 1.33 AU

Year: 830 Days

Day: 13 Hours

Environment

Temp: -159 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,505,021 km

• M1: 119,379 km (0.109 R)
• M2: 429,047 km (0.09 R)
• M3: 945,907 km (0.063 R)
• M4: 1,315,414 km (0.109 R)
• M5: 1,683,126 km (0.054 R)
• M6: 2,821,416 km (0.12 R)
• M7: 3,310,152 km (0.058 R)
• M8: 4,270,271 km (0.047 R)
• M9: 4,601,481 km (0.063 R)
• M10: 5,514,926 km (0.069 R)
• M11: 6,024,605 km (0.064 R)
• M12: 6,837,071 km (0.11 R)
• M13: 7,493,058 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.3

Radius: 11.9

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.99 AU - 2.57 AU

Year: 2258 Days

Day: 7.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,505,021 km

• M1: 147,952 km (0.092 R)
• M2: 582,085 km (0.092 R)
• M3: 1,012,329 km (0.087 R)
• M4: 1,485,507 km (0.086 R)
• M5: 2,236,339 km (0.086 R)
• M6: 2,676,306 km (0.076 R)
• M7: 3,365,503 km (0.053 R)
• M8: 5,241,161 km (0.047 R)
• M9: 5,687,412 km (0.105 R)
• M10: 7,062,067 km (0.066 R)
• M11: 7,795,695 km (0.113 R)
• M12: 8,312,555 km (0.1 R)
• M13: 8,955,976 km (0.068 R)
• M14: 11,007,112 km (0.076 R)
• M15: 12,249,373 km (0.107 R)
• M16: 12,771,769 km (0.104 R)
• M17: 13,263,497 km (0.119 R)
• M18: 13,860,991 km (0.105 R)
• M19: 15,159,201 km (0.117 R)
• M20: 16,120,367 km (0.116 R)
• M21: 17,885,622 km (0.11 R)
• M22: 19,599,116 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.3

Radius: 9.5

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.08 AU - 2.7 AU

Year: 2424 Days

Day: 9.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 68.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,505,021 km

• M1: 118,182 km (0.039 R)
• M2: 673,190 km (0.099 R)
• M3: 1,233,734 km (0.077 R)
• M4: 2,221,828 km (0.092 R)
• M5: 3,032,199 km (0.102 R)
• M6: 4,495,117 km (0.115 R)
• M7: 5,685,168 km (0.081 R)
• M8: 6,353,571 km (0.099 R)
• M9: 6,762,422 km (0.107 R)
• M10: 7,217,948 km (0.069 R)
• M11: 8,708,092 km (0.056 R)
• M12: 9,351,363 km (0.103 R)
• M13: 9,737,924 km (0.109 R)
• M14: 11,551,499 km (0.116 R)
• M15: 12,622,620 km (0.09 R)
• M16: 13,939,380 km (0.064 R)
• M17: 14,398,047 km (0.061 R)
• M18: 15,686,833 km (0.043 R)
• M19: 16,333,993 km (0.074 R)
• M20: 18,165,221 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.5

Radius: 14.5

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.61 AU - 2.99 AU

Year: 3074 Days

Day: 12 Hours

Environment

Temp: -192 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,505,021 km

• M1: 180,265 km (0.089 R)
• M2: 714,479 km (0.103 R)
• M3: 1,641,837 km (0.057 R)
• M4: 3,194,812 km (0.062 R)
• M5: 3,701,351 km (0.079 R)
• M6: 4,367,510 km (0.094 R)
• M7: 5,429,056 km (0.064 R)
• M8: 6,542,812 km (0.107 R)
• M9: 8,731,130 km (0.116 R)
• M10: 9,842,044 km (0.066 R)
• M11: 11,494,951 km (0.095 R)
• M12: 13,883,879 km (0.107 R)
• M13: 16,800,589 km (0.057 R)
• M14: 18,119,294 km (0.073 R)
• M15: 19,923,594 km (0.07 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429.5

Radius: 3.1

Gravity: 44.69 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.45 AU - 6.39 AU

Year: 9449 Days

Day: 25 Hours

Environment

Temp: -222 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 39,505,021 km

• M1: 38,596 km (0.106 R)
• M2: 151,543 km (0.114 R)
• M3: 300,841 km (0.073 R)
• M4: 611,855 km (0.098 R)
• M5: 961,765 km (0.036 R)
• M6: 1,535,622 km (0.062 R)
• M7: 1,645,128 km (0.119 R)
• M8: 1,789,340 km (0.062 R)
• M9: 2,839,068 km (0.12 R)
• M10: 2,983,430 km (0.045 R)
• M11: 4,348,960 km (0.09 R)
• M12: 4,825,279 km (0.12 R)
• M13: 5,587,780 km (0.063 R)
• M14: 5,684,420 km (0.102 R)
• M15: 6,116,010 km (0.069 R)
• M16: 6,287,748 km (0.083 R)
• M17: 6,676,703 km (0.093 R)
• M18: 8,436,123 km (0.083 R)
• M19: 9,040,798 km (0.115 R)
• M20: 9,399,085 km (0.085 R)
• M21: 10,336,016 km (0.064 R)
• M22: 10,481,724 km (0.066 R)
• M23: 12,947,397 km (0.101 R)
• M24: 13,633,602 km (0.064 R)
• M25: 17,707,601 km (0.104 R)
• M26: 17,986,152 km (0.072 R)
• M27: 20,169,683 km (0.032 R)
• M28: 20,397,370 km (0.109 R)
• M29: 23,097,911 km (0.049 R)
• M30: 25,581,834 km (0.104 R)
• M31: 28,713,815 km (0.087 R)
• M32: 30,371,509 km (0.08 R)
• M33: 30,870,867 km (0.079 R)
• M34: 31,988,961 km (0.06 R)
• M35: 32,818,781 km (0.09 R)
• M36: 34,521,354 km (0.098 R)
• M37: 34,629,663 km (0.101 R)
• M38: 38,798,806 km (0.1 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: 448 - 11,798 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit