🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.8

Radius: 13.1

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.83 AU - 0.95 AU

Year: 542 Days

Day: 6.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,064,473 km

• M1: 163,510 km (0.056 R)
• M2: 629,358 km (0.077 R)
• M3: 1,230,143 km (0.082 R)
• M4: 1,744,760 km (0.031 R)
• M5: 2,840,714 km (0.089 R)
• M6: 3,307,609 km (0.081 R)
• M7: 4,019,545 km (0.1 R)
• M8: 4,427,798 km (0.108 R)
• M9: 5,519,264 km (0.109 R)
• M10: 6,367,484 km (0.108 R)
• M11: 6,782,767 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341

Radius: 11.7

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.17 AU - 1.33 AU

Year: 902 Days

Day: 6.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,064,473 km

• M1: 145,559 km (0.099 R)
• M2: 528,380 km (0.086 R)
• M3: 1,145,920 km (0.117 R)
• M4: 1,623,436 km (0.114 R)
• M5: 2,185,475 km (0.099 R)
• M6: 2,761,277 km (0.098 R)
• M7: 3,233,109 km (0.074 R)
• M8: 3,608,301 km (0.11 R)
• M9: 4,100,328 km (0.073 R)
• M10: 6,214,894 km (0.038 R)
• M11: 7,310,250 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.9

Radius: 8.8

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.16 AU - 1.34 AU

Year: 902 Days

Day: 13.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,064,473 km

• M1: 111,450 km (0.101 R)
• M2: 424,260 km (0.072 R)
• M3: 897,886 km (0.116 R)
• M4: 1,378,993 km (0.072 R)
• M5: 1,844,243 km (0.112 R)
• M6: 2,167,524 km (0.095 R)
• M7: 2,764,569 km (0.083 R)
• M8: 3,139,910 km (0.077 R)
• M9: 3,521,534 km (0.08 R)
• M10: 3,860,672 km (0.082 R)
• M11: 4,654,289 km (0.073 R)
• M12: 5,313,417 km (0.052 R)
• M13: 5,915,399 km (0.119 R)
• M14: 6,478,934 km (0.039 R)
• M15: 7,011,802 km (0.049 R)
• M16: 7,806,615 km (0.117 R)
• M17: 8,189,436 km (0.099 R)

Asteroid Belt

Center: 3.19 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.1

Radius: 14.9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.71 AU - 5.55 AU

Year: 7502 Days

Day: 11.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,064,473 km

• M1: 186,698 km (0.113 R)
• M2: 902,674 km (0.069 R)
• M3: 1,387,371 km (0.088 R)
• M4: 2,187,719 km (0.098 R)
• M5: 3,941,754 km (0.064 R)
• M6: 4,986,546 km (0.112 R)
• M7: 5,530,184 km (0.115 R)
• M8: 7,660,309 km (0.063 R)
• M9: 9,455,483 km (0.119 R)
• M10: 11,035,087 km (0.055 R)
• M11: 13,643,326 km (0.102 R)
• M12: 17,274,515 km (0.056 R)
• M13: 19,696,504 km (0.099 R)
• M14: 22,799,015 km (0.1 R)
• M15: 24,547,963 km (0.064 R)
• M16: 28,132,927 km (0.112 R)
• M17: 30,237,320 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.9

Radius: 4.8

Gravity: 18.57 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 6.93 AU - 7.95 AU

Year: 13103 Days

Day: 23 Hours

Environment

Temp: -234 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 49,064,473 km

• M1: 67,469 km (0.058 R)
• M2: 249,380 km (0.06 R)
• M3: 434,283 km (0.103 R)
• M4: 762,800 km (0.103 R)
• M5: 981,960 km (0.09 R)
• M6: 1,182,272 km (0.08 R)
• M7: 2,442,634 km (0.117 R)
• M8: 2,664,637 km (0.113 R)
• M9: 3,102,809 km (0.115 R)
• M10: 3,315,089 km (0.085 R)
• M11: 4,736,867 km (0.099 R)
• M12: 5,615,904 km (0.033 R)
• M13: 7,191,469 km (0.117 R)
• M14: 7,438,305 km (0.059 R)
• M15: 7,648,341 km (0.1 R)
• M16: 8,168,493 km (0.12 R)
• M17: 10,591,828 km (0.095 R)
• M18: 12,196,864 km (0.103 R)
• M19: 14,084,490 km (0.097 R)
• M20: 14,536,126 km (0.046 R)
• M21: 14,798,521 km (0.081 R)
• M22: 15,673,219 km (0.101 R)
• M23: 16,868,357 km (0.055 R)
• M24: 17,231,132 km (0.082 R)
• M25: 17,525,091 km (0.09 R)
• M26: 18,350,572 km (0.114 R)
• M27: 20,160,108 km (0.108 R)
• M28: 20,404,551 km (0.11 R)
• M29: 20,733,517 km (0.107 R)
• M30: 24,775,651 km (0.078 R)
• M31: 25,150,095 km (0.097 R)
• M32: 31,776,233 km (0.036 R)
• M33: 33,912,491 km (0.098 R)
• M34: 35,546,548 km (0.108 R)
• M35: 36,866,600 km (0.075 R)
• M36: 37,723,497 km (0.1 R)
• M37: 38,343,729 km (0.09 R)
• M38: 48,917,606 km (0.102 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: 469 - 10,778 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit