🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474

Radius: 11.5

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.02 AU - 1.06 AU

Year: 732 Days

Day: 10.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,772,999 km

• M1: 143,016 km (0.102 R)
• M2: 670,647 km (0.071 R)
• M3: 1,160,281 km (0.117 R)
• M4: 1,629,869 km (0.072 R)
• M5: 2,904,443 km (0.118 R)
• M6: 3,840,626 km (0.117 R)
• M7: 5,307,284 km (0.1 R)
• M8: 5,995,883 km (0.106 R)
• M9: 7,203,287 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.6

Radius: 10

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.28 AU - 1.34 AU

Year: 1035 Days

Day: 5.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,772,999 km

• M1: 124,765 km (0.116 R)
• M2: 478,414 km (0.119 R)
• M3: 868,266 km (0.102 R)
• M4: 1,206,357 km (0.116 R)
• M5: 1,723,667 km (0.06 R)
• M6: 2,161,240 km (0.08 R)
• M7: 3,010,956 km (0.113 R)
• M8: 3,558,185 km (0.115 R)
• M9: 3,936,967 km (0.08 R)
• M10: 4,851,309 km (0.088 R)
• M11: 5,338,699 km (0.094 R)
• M12: 7,829,205 km (0.111 R)
• M13: 8,445,548 km (0.086 R)
• M14: 8,950,441 km (0.049 R)
• M15: 10,942,486 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952

Radius: 14.6

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.48 AU - 2.42 AU

Year: 1880 Days

Day: 7.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,772,999 km

• M1: 181,612 km (0.05 R)
• M2: 650,601 km (0.031 R)
• M3: 1,188,405 km (0.107 R)
• M4: 1,905,578 km (0.068 R)
• M5: 2,695,155 km (0.091 R)
• M6: 3,896,127 km (0.112 R)
• M7: 4,713,829 km (0.062 R)
• M8: 5,500,115 km (0.102 R)
• M9: 6,139,646 km (0.088 R)
• M10: 6,665,034 km (0.077 R)
• M11: 7,163,494 km (0.119 R)
• M12: 8,142,612 km (0.115 R)
• M13: 9,209,245 km (0.095 R)
• M14: 9,899,789 km (0.057 R)
• M15: 10,924,534 km (0.082 R)
• M16: 11,462,937 km (0.069 R)
• M17: 12,971,631 km (0.119 R)
• M18: 14,517,127 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652

Radius: 9.3

Gravity: 7.54 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.28 AU - 4.6 AU

Year: 6458 Days

Day: 6 Hours

Environment

Temp: -215 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,772,999 km

• M1: 115,639 km (0.109 R)
• M2: 464,651 km (0.077 R)
• M3: 998,865 km (0.119 R)
• M4: 1,660,088 km (0.096 R)
• M5: 2,012,091 km (0.116 R)
• M6: 2,754,396 km (0.071 R)
• M7: 5,052,668 km (0.036 R)
• M8: 6,281,764 km (0.119 R)
• M9: 9,669,408 km (0.044 R)
• M10: 11,851,891 km (0.07 R)
• M11: 13,111,954 km (0.06 R)
• M12: 14,057,114 km (0.095 R)
• M13: 15,467,971 km (0.069 R)
• M14: 18,295,670 km (0.059 R)
• M15: 19,122,946 km (0.073 R)
• M16: 19,759,635 km (0.088 R)
• M17: 20,704,196 km (0.096 R)
• M18: 22,919,142 km (0.059 R)
• M19: 28,540,282 km (0.09 R)
• M20: 29,840,586 km (0.115 R)
• M21: 30,409,806 km (0.11 R)
• M22: 31,472,101 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.4

Radius: 3

Gravity: 78.71 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.91 AU - 6.47 AU

Year: 10630 Days

Day: 17.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 59,772,999 km

• M1: 37,399 km (0.109 R)
• M2: 191,186 km (0.087 R)
• M3: 643,121 km (0.114 R)
• M4: 1,063,790 km (0.117 R)
• M5: 1,968,259 km (0.101 R)
• M6: 2,613,624 km (0.113 R)
• M7: 3,591,396 km (0.042 R)
• M8: 4,133,090 km (0.11 R)
• M9: 4,543,287 km (0.083 R)
• M10: 6,343,698 km (0.081 R)
• M11: 10,137,799 km (0.109 R)
• M12: 11,099,115 km (0.089 R)
• M13: 11,545,216 km (0.095 R)
• M14: 12,532,711 km (0.026 R)
• M15: 12,652,539 km (0.068 R)
• M16: 17,120,579 km (0.098 R)
• M17: 18,946,720 km (0.099 R)
• M18: 22,009,886 km (0.087 R)
• M19: 23,795,486 km (0.115 R)
• M20: 24,256,397 km (0.101 R)
• M21: 31,681,538 km (0.092 R)
• M22: 35,245,558 km (0.076 R)
• M23: 35,603,994 km (0.093 R)
• M24: 37,681,310 km (0.098 R)
• M25: 38,181,565 km (0.118 R)
• M26: 38,686,159 km (0.08 R)
• M27: 40,096,867 km (0.073 R)
• M28: 41,012,256 km (0.11 R)
• M29: 43,429,758 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.6

Radius: 8

Gravity: 15.29 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.55 AU - 7.61 AU

Year: 11651 Days

Day: 16 Hours

Environment

Temp: -221 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,772,999 km

• M1: 104,868 km (0.027 R)
• M2: 362,775 km (0.069 R)
• M3: 844,630 km (0.075 R)
• M4: 1,792,631 km (0.1 R)
• M5: 3,504,929 km (0.094 R)
• M6: 4,272,665 km (0.076 R)
• M7: 5,045,338 km (0.082 R)
• M8: 5,357,997 km (0.061 R)
• M9: 5,646,721 km (0.071 R)
• M10: 6,907,233 km (0.073 R)
• M11: 9,706,209 km (0.079 R)
• M12: 12,606,164 km (0.038 R)
• M13: 13,379,585 km (0.102 R)
• M14: 13,980,071 km (0.105 R)
• M15: 16,715,318 km (0.115 R)
• M16: 18,533,531 km (0.106 R)
• M17: 19,873,778 km (0.055 R)
• M18: 21,547,629 km (0.047 R)
• M19: 22,465,411 km (0.068 R)
• M20: 27,555,180 km (0.089 R)
• M21: 35,848,587 km (0.069 R)
• M22: 36,876,025 km (0.098 R)
• M23: 39,530,340 km (0.08 R)
• M24: 40,626,892 km (0.073 R)
• M25: 41,462,396 km (0.09 R)
• M26: 42,594,254 km (0.048 R)
• M27: 46,870,210 km (0.116 R)
• M28: 47,481,616 km (0.044 R)
• M29: 52,565,550 km (0.109 R)
• M30: 54,899,427 km (0.081 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 19,003 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit