🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.08 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720

Radius: 12.1

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.68 AU - 2.64 AU

Year: 2018 Days

Day: 14.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,322,519 km

• M1: 150,495 km (0.112 R)
• M2: 555,756 km (0.113 R)
• M3: 1,381,686 km (0.083 R)
• M4: 1,875,957 km (0.111 R)
• M5: 2,290,792 km (0.061 R)
• M6: 2,796,583 km (0.063 R)
• M7: 3,244,479 km (0.116 R)
• M8: 4,266,531 km (0.093 R)
• M9: 4,735,670 km (0.112 R)
• M10: 5,492,187 km (0.114 R)
• M11: 7,445,935 km (0.077 R)
• M12: 8,787,828 km (0.118 R)
• M13: 9,414,643 km (0.12 R)
• M14: 10,035,923 km (0.11 R)
• M15: 13,518,262 km (0.08 R)
• M16: 14,399,393 km (0.11 R)
• M17: 15,936,362 km (0.059 R)
• M18: 16,472,222 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.4

Radius: 11.6

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.88 AU - 3.54 AU

Year: 3657 Days

Day: 9.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,322,519 km

• M1: 144,362 km (0.1 R)
• M2: 513,121 km (0.027 R)
• M3: 1,128,566 km (0.11 R)
• M4: 1,701,227 km (0.085 R)
• M5: 3,010,059 km (0.105 R)
• M6: 3,497,449 km (0.109 R)
• M7: 5,000,309 km (0.105 R)
• M8: 6,294,929 km (0.063 R)
• M9: 7,197,902 km (0.079 R)
• M10: 7,614,232 km (0.089 R)
• M11: 9,050,073 km (0.036 R)
• M12: 11,132,176 km (0.089 R)
• M13: 12,340,328 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.5

Radius: 10.8

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.88 AU - 3.78 AU

Year: 3864 Days

Day: 14 Hours

Environment

Temp: -201 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 77,322,519 km

• M1: 134,339 km (0.089 R)
• M2: 627,862 km (0.059 R)
• M3: 976,425 km (0.097 R)
• M4: 1,541,905 km (0.12 R)
• M5: 3,261,084 km (0.099 R)
• M6: 4,218,510 km (0.097 R)
• M7: 5,333,613 km (0.074 R)
• M8: 9,583,988 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.1

Radius: 10.6

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.95 AU - 5.99 AU

Year: 9275 Days

Day: 6 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,322,519 km

• M1: 133,591 km (0.111 R)
• M2: 623,823 km (0.116 R)
• M3: 956,379 km (0.069 R)
• M4: 1,301,801 km (0.07 R)
• M5: 1,667,119 km (0.09 R)
• M6: 2,289,446 km (0.1 R)
• M7: 2,886,042 km (0.11 R)
• M8: 3,902,111 km (0.086 R)
• M9: 5,141,529 km (0.116 R)
• M10: 5,851,970 km (0.068 R)
• M11: 7,468,225 km (0.085 R)
• M12: 7,801,529 km (0.098 R)
• M13: 11,956,460 km (0.031 R)
• M14: 13,472,036 km (0.099 R)
• M15: 15,707,028 km (0.066 R)
• M16: 17,392,248 km (0.082 R)
• M17: 20,034,745 km (0.105 R)
• M18: 21,488,687 km (0.086 R)
• M19: 22,624,434 km (0.116 R)
• M20: 26,699,929 km (0.087 R)
• M21: 27,306,997 km (0.077 R)
• M22: 27,658,103 km (0.104 R)
• M23: 29,183,702 km (0.102 R)
• M24: 29,550,666 km (0.066 R)
• M25: 32,598,274 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947

Radius: 3

Gravity: 105.22 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.75 AU - 9.43 AU

Year: 17425 Days

Day: 21.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 77,322,519 km

• M1: 37,250 km (0.106 R)
• M2: 240,404 km (0.045 R)
• M3: 542,741 km (0.098 R)
• M4: 674,387 km (0.033 R)
• M5: 1,053,169 km (0.086 R)
• M6: 1,274,125 km (0.119 R)
• M7: 1,697,786 km (0.108 R)
• M8: 1,883,437 km (0.116 R)
• M9: 2,814,684 km (0.097 R)
• M10: 3,101,762 km (0.117 R)
• M11: 5,058,054 km (0.053 R)
• M12: 7,269,409 km (0.06 R)
• M13: 7,365,451 km (0.051 R)
• M14: 9,018,956 km (0.111 R)
• M15: 11,348,943 km (0.095 R)
• M16: 12,342,722 km (0.077 R)
• M17: 12,965,947 km (0.094 R)
• M18: 13,902,729 km (0.09 R)
• M19: 16,982,500 km (0.113 R)
• M20: 17,322,087 km (0.12 R)
• M21: 21,854,903 km (0.089 R)
• M22: 22,155,594 km (0.088 R)
• M23: 22,256,423 km (0.119 R)
• M24: 23,177,946 km (0.104 R)
• M25: 25,315,999 km (0.044 R)
• M26: 27,581,808 km (0.071 R)
• M27: 29,733,474 km (0.043 R)
• M28: 29,856,145 km (0.066 R)
• M29: 31,101,846 km (0.06 R)
• M30: 36,996,002 km (0.117 R)
• M31: 38,870,015 km (0.1 R)
• M32: 43,119,342 km (0.058 R)
• M33: 45,518,144 km (0.075 R)
• M34: 58,277,197 km (0.082 R)
• M35: 61,602,608 km (0.107 R)
• M36: 62,402,957 km (0.083 R)
• M37: 64,434,196 km (0.074 R)
• M38: 65,258,930 km (0.057 R)
• M39: 76,398,735 km (0.075 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: 262 - 16,870 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit