🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.6

Radius: 10.3

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.94 AU - 1.2 AU

Year: 726 Days

Day: 10.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,414,901 km

• M1: 133,890 km (0.104 R)
• M2: 577,747 km (0.06 R)
• M3: 962,214 km (0.104 R)
• M4: 1,347,877 km (0.107 R)
• M5: 1,693,897 km (0.069 R)
• M6: 2,300,965 km (0.083 R)
• M7: 2,782,221 km (0.055 R)
• M8: 3,420,107 km (0.108 R)
• M9: 4,271,318 km (0.109 R)
• M10: 4,725,797 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.5

Radius: 8.7

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.65 AU - 3.23 AU

Year: 3307 Days

Day: 8.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,414,901 km

• M1: 108,309 km (0.113 R)
• M2: 563,834 km (0.108 R)
• M3: 928,255 km (0.039 R)
• M4: 1,397,992 km (0.048 R)
• M5: 1,810,733 km (0.041 R)
• M6: 2,303,358 km (0.113 R)
• M7: 2,640,253 km (0.1 R)
• M8: 4,061,133 km (0.043 R)
• M9: 4,887,063 km (0.104 R)
• M10: 5,339,896 km (0.116 R)
• M11: 6,401,442 km (0.038 R)
• M12: 7,071,641 km (0.064 R)
• M13: 7,678,709 km (0.108 R)
• M14: 11,038,228 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.5

Radius: 12.9

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.05 AU - 3.35 AU

Year: 3755 Days

Day: 9.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,414,901 km

• M1: 160,369 km (0.06 R)
• M2: 639,980 km (0.036 R)
• M3: 1,399,638 km (0.074 R)
• M4: 1,924,876 km (0.096 R)
• M5: 2,722,532 km (0.063 R)
• M6: 3,252,856 km (0.082 R)
• M7: 3,996,956 km (0.12 R)
• M8: 4,972,783 km (0.108 R)
• M9: 6,157,897 km (0.112 R)
• M10: 7,172,171 km (0.114 R)
• M11: 10,233,542 km (0.089 R)
• M12: 10,970,311 km (0.076 R)
• M13: 12,641,918 km (0.068 R)
• M14: 13,781,704 km (0.118 R)
• M15: 14,680,637 km (0.073 R)
• M16: 16,156,271 km (0.094 R)
• M17: 16,595,490 km (0.05 R)
• M18: 17,155,734 km (0.074 R)
• M19: 19,277,780 km (0.04 R)
• M20: 20,529,615 km (0.097 R)
• M21: 21,045,279 km (0.115 R)
• M22: 22,169,806 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.8

Radius: 9

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.92 AU - 4.26 AU

Year: 4462 Days

Day: 10.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,414,901 km

• M1: 112,946 km (0.117 R)
• M2: 433,235 km (0.11 R)
• M3: 905,815 km (0.1 R)
• M4: 1,618,799 km (0.103 R)
• M5: 1,927,419 km (0.07 R)
• M6: 3,155,617 km (0.102 R)
• M7: 3,461,695 km (0.098 R)
• M8: 4,384,414 km (0.083 R)
• M9: 5,736,929 km (0.119 R)
• M10: 8,134,235 km (0.094 R)
• M11: 9,050,671 km (0.117 R)
• M12: 11,350,888 km (0.097 R)
• M13: 12,352,745 km (0.095 R)
• M14: 13,462,013 km (0.09 R)
• M15: 13,862,935 km (0.048 R)
• M16: 15,547,108 km (0.114 R)
• M17: 19,507,413 km (0.099 R)
• M18: 24,313,693 km (0.072 R)
• M19: 25,209,934 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.4

Radius: 13.5

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.39 AU - 5.71 AU

Year: 7445 Days

Day: 14.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,414,901 km

• M1: 167,998 km (0.055 R)
• M2: 643,570 km (0.046 R)
• M3: 1,240,316 km (0.087 R)
• M4: 1,855,762 km (0.103 R)
• M5: 3,171,026 km (0.079 R)
• M6: 4,017,750 km (0.065 R)
• M7: 4,779,353 km (0.107 R)
• M8: 5,578,953 km (0.11 R)
• M9: 6,781,870 km (0.027 R)
• M10: 10,070,629 km (0.095 R)
• M11: 13,060,642 km (0.114 R)
• M12: 15,337,222 km (0.12 R)
• M13: 21,704,706 km (0.093 R)
• M14: 25,742,502 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.3

Radius: 6.6

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.48 AU - 7.38 AU

Year: 10696 Days

Day: 22.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 109 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,414,901 km

• M1: 83,027 km (0.059 R)
• M2: 388,805 km (0.037 R)
• M3: 626,665 km (0.094 R)
• M4: 1,190,201 km (0.108 R)
• M5: 1,824,944 km (0.108 R)
• M6: 2,080,607 km (0.113 R)
• M7: 2,646,237 km (0.094 R)
• M8: 2,895,467 km (0.113 R)
• M9: 3,118,517 km (0.053 R)
• M10: 3,881,915 km (0.047 R)
• M11: 6,739,085 km (0.093 R)
• M12: 6,987,866 km (0.096 R)
• M13: 8,611,302 km (0.048 R)
• M14: 10,097,856 km (0.068 R)
• M15: 10,661,092 km (0.034 R)
• M16: 11,494,652 km (0.06 R)
• M17: 12,004,930 km (0.072 R)
• M18: 14,430,510 km (0.031 R)
• M19: 14,784,758 km (0.092 R)
• M20: 15,945,039 km (0.097 R)
• M21: 16,387,400 km (0.063 R)
• M22: 23,551,193 km (0.059 R)
• M23: 24,373,682 km (0.106 R)
• M24: 31,457,440 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703

Radius: 6.3

Gravity: 17.71 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 6.65 AU - 9.99 AU

Year: 15743 Days

Day: 21.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,414,901 km

• M1: 119,977 km (0.091 R)
• M2: 393,742 km (0.118 R)
• M3: 793,318 km (0.073 R)
• M4: 1,111,811 km (0.041 R)
• M5: 2,880,357 km (0.102 R)
• M6: 3,204,386 km (0.111 R)
• M7: 3,895,678 km (0.111 R)
• M8: 6,315,873 km (0.075 R)
• M9: 8,645,859 km (0.068 R)
• M10: 9,057,104 km (0.029 R)
• M11: 12,437,866 km (0.114 R)
• M12: 15,354,277 km (0.104 R)
• M13: 18,191,999 km (0.104 R)
• M14: 19,734,054 km (0.12 R)
• M15: 24,471,220 km (0.057 R)
• M16: 29,107,706 km (0.078 R)
• M17: 31,450,858 km (0.078 R)
• M18: 36,775,046 km (0.118 R)
• M19: 37,717,064 km (0.064 R)
• M20: 41,212,867 km (0.119 R)
• M21: 41,791,512 km (0.103 R)
• M22: 44,614,423 km (0.116 R)
• M23: 49,978,554 km (0.064 R)
• M24: 50,306,922 km (0.119 R)
• M25: 58,624,114 km (0.078 R)
• M26: 60,837,714 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111.6

Radius: 7.1

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 9.21 AU - 12.59 AU

Year: 23607 Days

Day: 23.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,414,901 km

• M1: 89,609 km (0.041 R)
• M2: 536,009 km (0.041 R)
• M3: 1,301,950 km (0.069 R)
• M4: 1,578,108 km (0.044 R)
• M5: 1,877,154 km (0.109 R)
• M6: 3,120,462 km (0.088 R)
• M7: 3,423,398 km (0.116 R)
• M8: 4,959,768 km (0.054 R)
• M9: 5,913,903 km (0.119 R)
• M10: 7,063,563 km (0.097 R)
• M11: 9,748,695 km (0.093 R)
• M12: 11,129,184 km (0.084 R)
• M13: 12,289,615 km (0.111 R)
• M14: 13,047,029 km (0.058 R)
• M15: 13,773,626 km (0.032 R)
• M16: 16,599,081 km (0.104 R)
• M17: 16,880,175 km (0.062 R)
• M18: 17,379,682 km (0.091 R)
• M19: 20,424,597 km (0.094 R)
• M20: 21,903,971 km (0.107 R)
• M21: 25,538,002 km (0.069 R)
• M22: 28,438,256 km (0.117 R)
• M23: 34,312,665 km (0.113 R)
• M24: 36,516,391 km (0.114 R)
• M25: 37,111,492 km (0.115 R)
• M26: 38,199,218 km (0.091 R)
• M27: 43,158,836 km (0.118 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 17,418 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit