🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.3

Radius: 8.7

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.56 AU - 0.8 AU

Year: 387 Days

Day: 10.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 88,354,673 km

• M1: 108,159 km (0.097 R)
• M2: 481,256 km (0.116 R)
• M3: 877,392 km (0.076 R)
• M4: 1,337,405 km (0.089 R)
• M5: 1,686,118 km (0.09 R)
• M6: 1,990,998 km (0.11 R)
• M7: 2,306,650 km (0.043 R)
• M8: 2,655,512 km (0.054 R)
• M9: 3,050,151 km (0.038 R)
• M10: 3,542,029 km (0.104 R)
• M11: 3,932,180 km (0.078 R)
• M12: 4,460,111 km (0.051 R)
• M13: 4,741,505 km (0.064 R)
• M14: 5,064,636 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.5

Radius: 13.4

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.95 AU - 1.25 AU

Year: 796 Days

Day: 15 Hours

Environment

Temp: -175 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 88,354,673 km

• M1: 166,802 km (0.095 R)
• M2: 633,248 km (0.06 R)
• M3: 1,164,919 km (0.12 R)
• M4: 1,731,296 km (0.088 R)
• M5: 2,550,793 km (0.105 R)
• M6: 3,217,401 km (0.06 R)
• M7: 3,732,317 km (0.047 R)
• M8: 4,289,121 km (0.03 R)
• M9: 4,732,379 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218

Radius: 12

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.54 AU - 1.66 AU

Year: 1397 Days

Day: 6.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,354,673 km

• M1: 150,047 km (0.118 R)
• M2: 651,200 km (0.086 R)
• M3: 1,054,216 km (0.119 R)
• M4: 1,606,083 km (0.113 R)
• M5: 2,038,869 km (0.077 R)
• M6: 2,628,135 km (0.112 R)
• M7: 3,171,325 km (0.111 R)
• M8: 3,788,716 km (0.08 R)
• M9: 4,196,669 km (0.039 R)
• M10: 4,617,338 km (0.039 R)
• M11: 5,173,693 km (0.045 R)
• M12: 5,813,672 km (0.09 R)
• M13: 6,893,919 km (0.08 R)
• M14: 7,343,460 km (0.106 R)
• M15: 7,717,006 km (0.067 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 783.3

Radius: 7.4

Gravity: 14.3 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.38 AU - 6.86 AU

Year: 9196 Days

Day: 20.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 88,354,673 km

• M1: 97,239 km (0.112 R)
• M2: 499,657 km (0.082 R)
• M3: 1,044,044 km (0.105 R)
• M4: 1,282,054 km (0.071 R)
• M5: 1,761,515 km (0.117 R)
• M6: 2,488,411 km (0.097 R)
• M7: 3,097,125 km (0.086 R)
• M8: 4,260,996 km (0.044 R)
• M9: 5,556,364 km (0.111 R)
• M10: 5,934,996 km (0.103 R)
• M11: 8,624,766 km (0.089 R)
• M12: 10,936,352 km (0.072 R)
• M13: 11,531,602 km (0.1 R)
• M14: 13,570,023 km (0.103 R)
• M15: 15,099,212 km (0.111 R)
• M16: 16,528,620 km (0.101 R)
• M17: 17,530,327 km (0.073 R)
• M18: 19,262,820 km (0.11 R)
• M19: 20,371,640 km (0.097 R)
• M20: 22,028,586 km (0.093 R)
• M21: 23,773,495 km (0.079 R)
• M22: 24,955,767 km (0.102 R)
• M23: 28,737,601 km (0.097 R)
• M24: 29,765,339 km (0.091 R)
• M25: 31,460,582 km (0.097 R)
• M26: 32,331,989 km (0.046 R)
• M27: 36,215,101 km (0.119 R)
• M28: 37,535,003 km (0.087 R)
• M29: 40,910,530 km (0.109 R)
• M30: 43,136,546 km (0.063 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.6

Radius: 3.6

Gravity: 76.13 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 9.02 AU - 10.38 AU

Year: 20853 Days

Day: 16.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 88,354,673 km

• M1: 44,879 km (0.025 R)
• M2: 234,270 km (0.071 R)
• M3: 898,186 km (0.037 R)
• M4: 1,161,777 km (0.072 R)
• M5: 1,280,857 km (0.063 R)
• M6: 1,474,885 km (0.114 R)
• M7: 1,669,662 km (0.038 R)
• M8: 2,025,256 km (0.061 R)
• M9: 2,405,384 km (0.06 R)
• M10: 2,884,546 km (0.064 R)
• M11: 3,639,716 km (0.111 R)
• M12: 5,739,173 km (0.114 R)
• M13: 9,569,028 km (0.099 R)
• M14: 10,434,302 km (0.116 R)
• M15: 11,967,082 km (0.094 R)
• M16: 13,492,082 km (0.034 R)
• M17: 13,950,450 km (0.057 R)
• M18: 16,571,854 km (0.114 R)
• M19: 19,892,926 km (0.03 R)
• M20: 23,194,701 km (0.118 R)
• M21: 23,521,722 km (0.108 R)
• M22: 26,132,205 km (0.116 R)
• M23: 31,120,695 km (0.077 R)
• M24: 31,651,917 km (0.108 R)
• M25: 31,919,698 km (0.113 R)
• M26: 33,837,243 km (0.086 R)
• M27: 34,117,290 km (0.119 R)
• M28: 39,271,535 km (0.072 R)
• M29: 39,891,768 km (0.089 R)
• M30: 40,834,235 km (0.071 R)
• M31: 42,275,610 km (0.088 R)
• M32: 44,921,249 km (0.084 R)
• M33: 46,976,275 km (0.114 R)
• M34: 50,721,906 km (0.066 R)
• M35: 52,761,224 km (0.094 R)
• M36: 54,854,398 km (0.069 R)
• M37: 55,434,688 km (0.103 R)
• M38: 56,214,841 km (0.106 R)
• M39: 56,804,705 km (0.119 R)
• M40: 62,510,667 km (0.09 R)
• M41: 73,159,791 km (0.073 R)
• M42: 87,299,184 km (0.095 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 276 - 15,440 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit