🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.1

Radius: 12.1

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.74 AU - 2.4 AU

Year: 2020 Days

Day: 11.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,205,561 km

• M1: 150,795 km (0.087 R)
• M2: 739,013 km (0.068 R)
• M3: 1,214,286 km (0.057 R)
• M4: 1,603,390 km (0.109 R)
• M5: 2,077,166 km (0.089 R)
• M6: 2,560,966 km (0.097 R)
• M7: 2,995,697 km (0.115 R)
• M8: 3,378,818 km (0.119 R)
• M9: 4,053,354 km (0.096 R)
• M10: 4,710,388 km (0.089 R)
• M11: 5,437,135 km (0.061 R)
• M12: 6,237,483 km (0.117 R)
• M13: 7,626,799 km (0.075 R)
• M14: 8,885,665 km (0.116 R)
• M15: 9,279,257 km (0.102 R)
• M16: 9,718,775 km (0.081 R)
• M17: 10,676,052 km (0.1 R)
• M18: 11,272,349 km (0.098 R)
• M19: 13,069,468 km (0.027 R)
• M20: 14,191,004 km (0.089 R)
• M21: 15,944,141 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.4

Radius: 8.3

Gravity: 10.6 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.97 AU - 3.47 AU

Year: 3919 Days

Day: 12.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,205,561 km

• M1: 104,719 km (0.095 R)
• M2: 388,954 km (0.08 R)
• M3: 844,330 km (0.091 R)
• M4: 1,405,023 km (0.033 R)
• M5: 1,929,962 km (0.088 R)
• M6: 2,695,903 km (0.086 R)
• M7: 3,252,258 km (0.106 R)
• M8: 4,058,441 km (0.094 R)
• M9: 4,915,337 km (0.072 R)
• M10: 5,279,309 km (0.106 R)
• M11: 6,603,699 km (0.088 R)
• M12: 6,886,738 km (0.114 R)
• M13: 9,812,424 km (0.105 R)
• M14: 10,390,619 km (0.054 R)
• M15: 12,690,836 km (0.093 R)
• M16: 13,129,308 km (0.09 R)
• M17: 13,985,157 km (0.085 R)
• M18: 14,295,872 km (0.064 R)
• M19: 15,255,991 km (0.041 R)
• M20: 15,640,757 km (0.096 R)
• M21: 16,717,861 km (0.118 R)
• M22: 18,704,671 km (0.107 R)
• M23: 23,796,234 km (0.119 R)
• M24: 25,679,821 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.2

Radius: 10.6

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.77 AU - 4.33 AU

Year: 4537 Days

Day: 14.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,205,561 km

• M1: 131,945 km (0.073 R)
• M2: 464,202 km (0.101 R)
• M3: 817,104 km (0.107 R)
• M4: 1,193,641 km (0.073 R)
• M5: 1,612,815 km (0.117 R)
• M6: 2,283,462 km (0.115 R)
• M7: 2,613,924 km (0.098 R)
• M8: 3,170,428 km (0.074 R)
• M9: 4,727,143 km (0.074 R)
• M10: 5,584,937 km (0.092 R)
• M11: 6,066,792 km (0.046 R)
• M12: 8,012,462 km (0.038 R)
• M13: 8,431,186 km (0.06 R)
• M14: 8,824,479 km (0.065 R)
• M15: 10,298,467 km (0.114 R)
• M16: 10,793,935 km (0.093 R)
• M17: 13,674,293 km (0.078 R)
• M18: 14,218,081 km (0.097 R)
• M19: 14,551,235 km (0.084 R)
• M20: 16,907,551 km (0.106 R)
• M21: 18,569,135 km (0.115 R)
• M22: 20,266,772 km (0.099 R)
• M23: 20,902,562 km (0.116 R)
• M24: 21,551,668 km (0.05 R)
• M25: 26,393,702 km (0.111 R)
• M26: 27,067,042 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.8

Radius: 13.5

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.82 AU - 4.12 AU

Year: 5365 Days

Day: 8 Hours

Environment

Temp: -213 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,205,561 km

• M1: 168,298 km (0.104 R)
• M2: 691,591 km (0.102 R)
• M3: 1,238,222 km (0.102 R)
• M4: 2,195,349 km (0.101 R)
• M5: 3,057,182 km (0.071 R)
• M6: 3,849,153 km (0.034 R)
• M7: 5,449,701 km (0.103 R)
• M8: 9,439,775 km (0.119 R)
• M9: 13,362,680 km (0.107 R)
• M10: 13,912,452 km (0.066 R)
• M11: 17,861,687 km (0.119 R)
• M12: 19,422,142 km (0.038 R)
• M13: 20,778,247 km (0.095 R)
• M14: 26,925,672 km (0.057 R)
• M15: 27,626,688 km (0.093 R)
• M16: 33,984,597 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.4

Radius: 10.8

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.47 AU - 4.79 AU

Year: 5693 Days

Day: 11.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,205,561 km

• M1: 164,109 km (0.117 R)
• M2: 686,953 km (0.097 R)
• M3: 1,326,484 km (0.099 R)
• M4: 1,795,773 km (0.059 R)
• M5: 2,374,567 km (0.089 R)
• M6: 2,821,565 km (0.074 R)
• M7: 3,162,050 km (0.107 R)
• M8: 4,009,821 km (0.044 R)
• M9: 4,397,729 km (0.071 R)
• M10: 4,978,468 km (0.069 R)
• M11: 5,583,292 km (0.113 R)
• M12: 6,152,063 km (0.115 R)
• M13: 6,819,120 km (0.091 R)
• M14: 8,609,956 km (0.112 R)
• M15: 10,412,610 km (0.067 R)
• M16: 10,858,861 km (0.085 R)
• M17: 18,289,686 km (0.091 R)
• M18: 19,544,812 km (0.116 R)
• M19: 20,856,486 km (0.107 R)

Asteroid Belt

Center: 4.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.6

Radius: 12

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.31 AU - 5.55 AU

Year: 7424 Days

Day: 10.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,205,561 km

• M1: 149,598 km (0.064 R)
• M2: 531,970 km (0.12 R)
• M3: 1,823,448 km (0.111 R)
• M4: 2,515,937 km (0.115 R)
• M5: 2,914,615 km (0.101 R)
• M6: 4,738,064 km (0.118 R)
• M7: 5,150,804 km (0.082 R)
• M8: 5,647,768 km (0.083 R)
• M9: 6,305,700 km (0.102 R)
• M10: 7,049,052 km (0.071 R)
• M11: 7,515,348 km (0.041 R)
• M12: 8,078,734 km (0.11 R)
• M13: 8,956,125 km (0.097 R)
• M14: 9,851,768 km (0.114 R)
• M15: 10,344,244 km (0.074 R)
• M16: 16,902,615 km (0.07 R)
• M17: 18,808,641 km (0.032 R)
• M18: 23,833,035 km (0.069 R)
• M19: 25,050,911 km (0.078 R)
• M20: 28,771,710 km (0.092 R)
• M21: 31,575,922 km (0.114 R)
• M22: 31,963,081 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.5

Radius: 3.3

Gravity: 34.11 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 9.27 AU - 10.79 AU

Year: 21545 Days

Day: 16 Hours

Environment

Temp: -226 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,205,561 km

• M1: 40,990 km (0.095 R)
• M2: 145,409 km (0.102 R)
• M3: 594,203 km (0.116 R)
• M4: 1,071,570 km (0.087 R)
• M5: 1,267,543 km (0.058 R)
• M6: 1,426,117 km (0.05 R)
• M7: 1,663,379 km (0.113 R)
• M8: 2,001,171 km (0.091 R)
• M9: 2,196,396 km (0.099 R)
• M10: 3,966,288 km (0.059 R)
• M11: 6,179,290 km (0.109 R)
• M12: 6,301,511 km (0.12 R)
• M13: 7,896,823 km (0.102 R)
• M14: 8,685,204 km (0.065 R)
• M15: 9,633,056 km (0.086 R)
• M16: 16,257,698 km (0.077 R)
• M17: 17,284,239 km (0.088 R)
• M18: 24,465,086 km (0.112 R)
• M19: 27,863,501 km (0.12 R)
• M20: 28,759,742 km (0.048 R)
• M21: 30,374,052 km (0.081 R)
• M22: 30,846,183 km (0.111 R)
• M23: 35,839,311 km (0.105 R)
• M24: 38,940,924 km (0.097 R)
• M25: 39,358,153 km (0.058 R)
• M26: 39,778,373 km (0.115 R)
• M27: 42,804,289 km (0.055 R)
• M28: 46,446,100 km (0.12 R)
• M29: 47,387,818 km (0.107 R)
• M30: 48,342,103 km (0.106 R)
• M31: 54,511,819 km (0.054 R)
• M32: 62,887,654 km (0.037 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 13,969 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit