🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442

Radius: 14.2

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.39 AU - 1.57 AU

Year: 1201 Days

Day: 10.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,426,778 km

• M1: 176,525 km (0.081 R)
• M2: 642,523 km (0.099 R)
• M3: 1,185,264 km (0.026 R)
• M4: 1,753,586 km (0.107 R)
• M5: 2,391,621 km (0.096 R)
• M6: 3,373,881 km (0.076 R)
• M7: 4,662,966 km (0.113 R)
• M8: 5,737,976 km (0.038 R)
• M9: 6,237,483 km (0.104 R)
• M10: 7,205,830 km (0.069 R)
• M11: 8,168,792 km (0.087 R)
• M12: 8,802,937 km (0.092 R)
• M13: 9,612,860 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.3

Radius: 10.6

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.24 AU - 1.8 AU

Year: 1250 Days

Day: 9.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,426,778 km

• M1: 132,095 km (0.118 R)
• M2: 579,841 km (0.103 R)
• M3: 959,970 km (0.05 R)
• M4: 1,393,355 km (0.054 R)
• M5: 2,614,672 km (0.105 R)
• M6: 3,323,765 km (0.073 R)
• M7: 4,462,804 km (0.117 R)
• M8: 5,203,762 km (0.109 R)
• M9: 6,301,362 km (0.113 R)
• M10: 7,415,417 km (0.114 R)
• M11: 8,005,580 km (0.112 R)
• M12: 9,068,773 km (0.112 R)
• M13: 10,126,579 km (0.085 R)
• M14: 11,438,852 km (0.095 R)
• M15: 12,523,137 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.4

Radius: 9.7

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.42 AU - 3.14 AU

Year: 3091 Days

Day: 6.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,426,778 km

• M1: 120,576 km (0.042 R)
• M2: 473,627 km (0.113 R)
• M3: 1,004,101 km (0.092 R)
• M4: 1,391,260 km (0.066 R)
• M5: 2,168,272 km (0.092 R)
• M6: 2,710,414 km (0.097 R)
• M7: 3,031,750 km (0.06 R)
• M8: 3,691,028 km (0.062 R)
• M9: 4,285,081 km (0.11 R)
• M10: 5,690,553 km (0.095 R)
• M11: 6,366,137 km (0.098 R)
• M12: 7,511,159 km (0.11 R)
• M13: 8,012,612 km (0.101 R)
• M14: 8,607,861 km (0.086 R)
• M15: 8,971,534 km (0.065 R)
• M16: 9,459,672 km (0.071 R)
• M17: 9,925,819 km (0.071 R)
• M18: 10,245,061 km (0.028 R)
• M19: 11,504,076 km (0.113 R)
• M20: 11,901,109 km (0.05 R)
• M21: 13,195,280 km (0.104 R)
• M22: 13,532,923 km (0.071 R)
• M23: 15,628,340 km (0.099 R)
• M24: 17,121,028 km (0.054 R)
• M25: 18,766,903 km (0.095 R)
• M26: 19,816,332 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.2

Radius: 8.4

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.59 AU - 2.97 AU

Year: 3091 Days

Day: 12.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,426,778 km

• M1: 104,569 km (0.094 R)
• M2: 379,979 km (0.069 R)
• M3: 698,173 km (0.091 R)
• M4: 1,311,674 km (0.096 R)
• M5: 1,823,448 km (0.079 R)
• M6: 2,258,928 km (0.077 R)
• M7: 2,720,138 km (0.099 R)
• M8: 3,290,704 km (0.089 R)
• M9: 4,085,368 km (0.118 R)
• M10: 4,875,395 km (0.111 R)
• M11: 6,782,169 km (0.096 R)
• M12: 7,348,098 km (0.109 R)
• M13: 7,714,014 km (0.107 R)
• M14: 8,003,636 km (0.105 R)
• M15: 8,885,066 km (0.114 R)
• M16: 9,203,560 km (0.079 R)
• M17: 12,149,142 km (0.041 R)
• M18: 13,146,810 km (0.113 R)
• M19: 14,026,296 km (0.089 R)
• M20: 14,589,981 km (0.1 R)
• M21: 15,078,717 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 189.6

Radius: 3.5

Gravity: 15.48 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 8 AU - 8.3 AU

Year: 15516 Days

Day: 16.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,426,778 km

• M1: 43,533 km (0.113 R)
• M2: 155,881 km (0.065 R)
• M3: 507,286 km (0.109 R)
• M4: 681,418 km (0.109 R)
• M5: 1,914,554 km (0.085 R)
• M6: 3,778,842 km (0.103 R)
• M7: 4,194,575 km (0.091 R)
• M8: 4,697,672 km (0.045 R)
• M9: 5,271,380 km (0.066 R)
• M10: 5,526,295 km (0.112 R)
• M11: 7,001,779 km (0.097 R)
• M12: 7,116,221 km (0.089 R)
• M13: 9,032,121 km (0.075 R)
• M14: 11,904,101 km (0.118 R)
• M15: 12,963,104 km (0.04 R)
• M16: 13,545,040 km (0.064 R)
• M17: 13,722,912 km (0.088 R)
• M18: 13,842,291 km (0.074 R)
• M19: 14,327,138 km (0.095 R)
• M20: 19,814,238 km (0.114 R)
• M21: 25,277,103 km (0.092 R)
• M22: 38,331,762 km (0.073 R)

Asteroid Belt

Center: 8.78 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429.7

Radius: 6.6

Gravity: 9.86 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.65 AU - 10.15 AU

Year: 19219 Days

Day: 19.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,426,778 km

• M1: 82,129 km (0.056 R)
• M2: 341,532 km (0.075 R)
• M3: 573,857 km (0.113 R)
• M4: 813,214 km (0.039 R)
• M5: 1,472,641 km (0.119 R)
• M6: 2,157,800 km (0.091 R)
• M7: 2,916,111 km (0.086 R)
• M8: 3,530,510 km (0.091 R)
• M9: 4,166,600 km (0.086 R)
• M10: 5,153,647 km (0.113 R)
• M11: 5,368,469 km (0.086 R)
• M12: 5,739,622 km (0.111 R)
• M13: 8,143,510 km (0.091 R)
• M14: 8,634,041 km (0.092 R)
• M15: 11,206,376 km (0.078 R)
• M16: 13,425,362 km (0.117 R)
• M17: 13,901,831 km (0.12 R)
• M18: 16,532,360 km (0.055 R)
• M19: 18,210,698 km (0.119 R)
• M20: 20,353,239 km (0.088 R)
• M21: 22,278,265 km (0.073 R)
• M22: 23,139,200 km (0.105 R)
• M23: 23,431,066 km (0.114 R)
• M24: 25,336,793 km (0.052 R)
• M25: 31,910,273 km (0.059 R)
• M26: 33,497,357 km (0.053 R)
• M27: 41,507,724 km (0.077 R)
• M28: 45,953,175 km (0.049 R)
• M29: 47,034,319 km (0.089 R)
• M30: 47,502,709 km (0.108 R)
• M31: 62,669,690 km (0.059 R)
• M32: 63,236,965 km (0.052 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 14,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit