🌌 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: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.3

Radius: 9.1

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.82 AU - 0.88 AU

Year: 514 Days

Day: 10.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 55,016,869 km

• M1: 114,293 km (0.08 R)
• M2: 588,967 km (0.109 R)
• M3: 1,095,804 km (0.026 R)
• M4: 1,507,947 km (0.088 R)
• M5: 2,276,730 km (0.112 R)
• M6: 3,729,325 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.6

Radius: 9

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.74 AU - 1.2 AU

Year: 627 Days

Day: 8.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 55,016,869 km

• M1: 112,946 km (0.102 R)
• M2: 396,434 km (0.043 R)
• M3: 884,722 km (0.118 R)
• M4: 1,712,148 km (0.105 R)
• M5: 2,023,162 km (0.111 R)
• M6: 2,421,391 km (0.074 R)
• M7: 3,262,879 km (0.088 R)
• M8: 4,093,147 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.1

Radius: 8.6

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.77 AU - 1.23 AU

Year: 656 Days

Day: 8.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,016,869 km

• M1: 106,962 km (0.114 R)
• M2: 497,263 km (0.063 R)
• M3: 1,190,201 km (0.062 R)
• M4: 1,575,415 km (0.09 R)
• M5: 1,989,203 km (0.086 R)
• M6: 2,526,110 km (0.107 R)
• M7: 3,036,538 km (0.062 R)
• M8: 4,014,758 km (0.115 R)
• M9: 4,647,407 km (0.101 R)
• M10: 5,071,218 km (0.063 R)
• M11: 6,110,175 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.3

Radius: 8.4

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.56 AU - 4.2 AU

Year: 4076 Days

Day: 11.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,016,869 km

• M1: 104,569 km (0.107 R)
• M2: 370,255 km (0.084 R)
• M3: 736,171 km (0.103 R)
• M4: 1,511,088 km (0.07 R)
• M5: 1,877,154 km (0.084 R)
• M6: 2,338,065 km (0.064 R)
• M7: 2,668,078 km (0.086 R)
• M8: 3,971,075 km (0.103 R)
• M9: 5,054,762 km (0.107 R)
• M10: 6,063,950 km (0.11 R)
• M11: 7,307,108 km (0.113 R)
• M12: 7,876,926 km (0.059 R)
• M13: 8,475,916 km (0.083 R)
• M14: 9,765,001 km (0.1 R)
• M15: 10,057,315 km (0.109 R)
• M16: 10,659,746 km (0.042 R)
• M17: 11,144,742 km (0.109 R)

Asteroid Belt

Center: 4.28 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.2

Radius: 10.6

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.63 AU - 5.73 AU

Year: 7734 Days

Day: 8.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,016,869 km

• M1: 131,796 km (0.112 R)
• M2: 512,373 km (0.105 R)
• M3: 892,800 km (0.092 R)
• M4: 1,294,470 km (0.088 R)
• M5: 1,685,070 km (0.07 R)
• M6: 2,206,120 km (0.097 R)
• M7: 2,915,812 km (0.064 R)
• M8: 3,312,845 km (0.119 R)
• M9: 3,898,820 km (0.059 R)
• M10: 5,668,712 km (0.118 R)
• M11: 6,618,958 km (0.106 R)
• M12: 6,958,246 km (0.114 R)
• M13: 7,509,364 km (0.113 R)
• M14: 7,878,871 km (0.072 R)
• M15: 10,059,260 km (0.029 R)
• M16: 11,448,575 km (0.045 R)
• M17: 12,161,409 km (0.051 R)
• M18: 13,494,775 km (0.088 R)
• M19: 16,109,447 km (0.089 R)
• M20: 20,518,694 km (0.12 R)
• M21: 25,396,483 km (0.109 R)
• M22: 28,945,842 km (0.113 R)
• M23: 30,061,842 km (0.111 R)
• M24: 34,026,185 km (0.096 R)
• M25: 36,424,538 km (0.038 R)
• M26: 37,130,042 km (0.075 R)
• M27: 38,205,202 km (0.035 R)
• M28: 39,301,156 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.3

Radius: 5.3

Gravity: 19.52 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.17 AU - 8.03 AU

Year: 13745 Days

Day: 15.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 55,016,869 km

• M1: 65,973 km (0.041 R)
• M2: 345,571 km (0.099 R)
• M3: 627,413 km (0.093 R)
• M4: 945,309 km (0.075 R)
• M5: 1,462,319 km (0.108 R)
• M6: 1,987,258 km (0.093 R)
• M7: 2,322,357 km (0.064 R)
• M8: 3,609,198 km (0.115 R)
• M9: 4,557,948 km (0.106 R)
• M10: 4,940,918 km (0.043 R)
• M11: 5,276,317 km (0.088 R)
• M12: 5,992,442 km (0.112 R)
• M13: 7,528,064 km (0.079 R)
• M14: 7,703,692 km (0.118 R)
• M15: 8,246,882 km (0.112 R)
• M16: 8,575,249 km (0.112 R)
• M17: 14,948,866 km (0.08 R)
• M18: 21,796,111 km (0.079 R)
• M19: 22,423,823 km (0.101 R)
• M20: 22,696,391 km (0.073 R)
• M21: 23,715,152 km (0.089 R)
• M22: 25,152,788 km (0.082 R)
• M23: 26,647,719 km (0.101 R)
• M24: 27,158,895 km (0.067 R)
• M25: 28,306,460 km (0.046 R)
• M26: 31,713,851 km (0.08 R)
• M27: 31,942,586 km (0.108 R)
• M28: 32,868,747 km (0.073 R)
• M29: 34,411,699 km (0.093 R)
• M30: 39,858,707 km (0.042 R)
• M31: 46,145,707 km (0.09 R)
• M32: 49,140,208 km (0.107 R)
• M33: 52,102,545 km (0.105 R)
• M34: 52,580,959 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 15,717 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit