🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.3

Radius: 12.1

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.83 AU - 0.89 AU

Year: 541 Days

Day: 12.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,810,775 km

• M1: 150,645 km (0.06 R)
• M2: 397,482 km (0.086 R)
• M3: 811,120 km (0.076 R)
• M4: 1,063,790 km (0.113 R)
• M5: 1,397,244 km (0.044 R)
• M6: 1,908,420 km (0.08 R)
• M7: 2,168,122 km (0.105 R)
• M8: 2,463,877 km (0.112 R)
• M9: 3,054,340 km (0.117 R)
• M10: 4,157,923 km (0.041 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.3

Radius: 10.8

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.06 AU - 1.1 AU

Year: 761 Days

Day: 11.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,810,775 km

• M1: 189,840 km (0.1 R)
• M2: 733,478 km (0.08 R)
• M3: 1,265,598 km (0.041 R)
• M4: 1,554,621 km (0.118 R)
• M5: 1,979,479 km (0.11 R)
• M6: 2,313,681 km (0.119 R)
• M7: 2,850,288 km (0.099 R)
• M8: 3,298,184 km (0.099 R)
• M9: 4,202,952 km (0.086 R)
• M10: 4,769,330 km (0.099 R)
• M11: 5,730,646 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.1

Radius: 13.9

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.59 AU - 3.69 AU

Year: 3774 Days

Day: 13.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,810,775 km

• M1: 212,579 km (0.038 R)
• M2: 709,543 km (0.099 R)
• M3: 1,117,197 km (0.048 R)
• M4: 2,498,434 km (0.056 R)
• M5: 3,163,247 km (0.112 R)
• M6: 3,609,797 km (0.111 R)
• M7: 4,028,222 km (0.105 R)
• M8: 5,990,796 km (0.085 R)
• M9: 6,632,571 km (0.093 R)
• M10: 8,045,074 km (0.1 R)
• M11: 8,441,359 km (0.103 R)
• M12: 8,701,360 km (0.068 R)
• M13: 10,030,088 km (0.071 R)
• M14: 14,898,003 km (0.119 R)
• M15: 15,282,918 km (0.085 R)
• M16: 15,555,336 km (0.11 R)
• M17: 16,027,916 km (0.104 R)
• M18: 16,548,068 km (0.111 R)
• M19: 17,447,450 km (0.066 R)
• M20: 17,738,717 km (0.073 R)
• M21: 18,927,871 km (0.112 R)
• M22: 21,011,320 km (0.036 R)
• M23: 23,685,532 km (0.111 R)
• M24: 24,612,739 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.7

Radius: 10.9

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.71 AU - 3.79 AU

Year: 3974 Days

Day: 7.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 53,810,775 km

• M1: 143,764 km (0.118 R)
• M2: 478,264 km (0.065 R)
• M3: 1,147,266 km (0.099 R)
• M4: 1,408,464 km (0.074 R)
• M5: 1,620,743 km (0.105 R)
• M6: 1,991,596 km (0.04 R)
• M7: 2,650,575 km (0.102 R)
• M8: 2,910,277 km (0.12 R)
• M9: 3,448,231 km (0.118 R)
• M10: 3,704,791 km (0.091 R)
• M11: 4,033,757 km (0.12 R)
• M12: 4,246,784 km (0.091 R)
• M13: 4,850,113 km (0.107 R)
• M14: 5,060,447 km (0.103 R)
• M15: 5,819,806 km (0.042 R)
• M16: 6,525,609 km (0.104 R)
• M17: 6,825,104 km (0.086 R)
• M18: 7,971,472 km (0.108 R)
• M19: 8,455,421 km (0.109 R)
• M20: 8,796,654 km (0.084 R)
• M21: 9,434,390 km (0.117 R)
• M22: 13,231,632 km (0.082 R)
• M23: 13,815,663 km (0.042 R)
• M24: 16,623,615 km (0.077 R)
• M25: 16,927,597 km (0.101 R)
• M26: 17,721,813 km (0.05 R)
• M27: 18,080,698 km (0.086 R)
• M28: 19,272,095 km (0.109 R)
• M29: 20,453,918 km (0.117 R)
• M30: 20,791,112 km (0.045 R)
• M31: 22,468,553 km (0.106 R)
• M32: 24,420,805 km (0.094 R)
• M33: 26,128,315 km (0.082 R)
• M34: 28,231,213 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.3

Radius: 8.8

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.7 AU - 6.04 AU

Year: 7289 Days

Day: 9.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 53,810,775 km

• M1: 109,805 km (0.119 R)
• M2: 473,178 km (0.074 R)
• M3: 1,153,998 km (0.063 R)
• M4: 1,444,218 km (0.027 R)
• M5: 1,673,402 km (0.114 R)
• M6: 2,131,470 km (0.069 R)
• M7: 5,102,484 km (0.107 R)
• M8: 5,478,124 km (0.035 R)
• M9: 6,428,669 km (0.102 R)
• M10: 7,285,715 km (0.087 R)
• M11: 7,911,035 km (0.095 R)
• M12: 8,125,259 km (0.04 R)
• M13: 8,378,827 km (0.11 R)
• M14: 8,562,384 km (0.074 R)
• M15: 9,316,806 km (0.095 R)
• M16: 10,964,028 km (0.097 R)
• M17: 13,665,466 km (0.047 R)
• M18: 17,187,599 km (0.086 R)
• M19: 19,350,634 km (0.076 R)
• M20: 20,195,114 km (0.074 R)
• M21: 20,941,608 km (0.084 R)
• M22: 21,232,426 km (0.077 R)
• M23: 21,407,754 km (0.111 R)
• M24: 23,019,223 km (0.093 R)
• M25: 23,754,197 km (0.104 R)
• M26: 24,188,330 km (0.117 R)
• M27: 24,878,425 km (0.107 R)
• M28: 27,205,420 km (0.101 R)
• M29: 28,004,273 km (0.064 R)
• M30: 28,205,781 km (0.115 R)
• M31: 28,543,274 km (0.055 R)
• M32: 29,087,511 km (0.111 R)
• M33: 29,705,799 km (0.077 R)
• M34: 31,600,157 km (0.043 R)
• M35: 32,968,379 km (0.061 R)
• M36: 34,217,222 km (0.097 R)
• M37: 38,025,236 km (0.034 R)
• M38: 38,653,247 km (0.117 R)
• M39: 39,445,518 km (0.058 R)
• M40: 40,004,864 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.8

Radius: 4.8

Gravity: 35.71 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.89 AU - 6.81 AU

Year: 10853 Days

Day: 16.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 53,810,775 km

• M1: 68,815 km (0.097 R)
• M2: 346,169 km (0.105 R)
• M3: 1,024,895 km (0.12 R)
• M4: 2,145,682 km (0.063 R)
• M5: 2,252,944 km (0.084 R)
• M6: 2,362,898 km (0.098 R)
• M7: 2,521,323 km (0.057 R)
• M8: 2,661,197 km (0.082 R)
• M9: 3,312,546 km (0.12 R)
• M10: 3,665,297 km (0.118 R)
• M11: 4,243,792 km (0.107 R)
• M12: 5,667,515 km (0.096 R)
• M13: 5,877,700 km (0.108 R)
• M14: 6,127,978 km (0.098 R)
• M15: 6,236,885 km (0.114 R)
• M16: 6,457,392 km (0.068 R)
• M17: 7,739,895 km (0.111 R)
• M18: 8,876,240 km (0.104 R)
• M19: 9,768,442 km (0.065 R)
• M20: 10,944,281 km (0.076 R)
• M21: 11,482,983 km (0.088 R)
• M22: 13,070,964 km (0.077 R)
• M23: 16,976,217 km (0.105 R)
• M24: 19,281,221 km (0.114 R)
• M25: 19,994,952 km (0.112 R)
• M26: 22,352,166 km (0.084 R)
• M27: 23,190,662 km (0.109 R)
• M28: 24,044,716 km (0.097 R)
• M29: 26,247,395 km (0.083 R)
• M30: 26,927,168 km (0.112 R)
• M31: 28,782,182 km (0.078 R)
• M32: 33,351,499 km (0.095 R)
• M33: 34,632,655 km (0.05 R)
• M34: 35,762,568 km (0.104 R)
• M35: 37,088,753 km (0.117 R)
• M36: 40,837,526 km (0.113 R)
• M37: 41,024,972 km (0.114 R)
• M38: 42,254,068 km (0.054 R)
• M39: 42,635,992 km (0.117 R)
• M40: 43,211,943 km (0.117 R)
• M41: 45,455,762 km (0.113 R)
• M42: 45,752,564 km (0.076 R)
• M43: 47,050,176 km (0.104 R)
• M44: 48,264,163 km (0.112 R)
• M45: 49,082,014 km (0.051 R)
• M46: 50,114,090 km (0.107 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 551 - 10,774 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit