🌌 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: 400.9

Radius: 11.2

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.58 AU - 0.78 AU

Year: 374 Days

Day: 13.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 44,686,531 km

• M1: 139,276 km (0.096 R)
• M2: 540,497 km (0.056 R)
• M3: 943,813 km (0.113 R)
• M4: 1,754,035 km (0.11 R)
• M5: 2,232,748 km (0.082 R)
• M6: 2,605,247 km (0.087 R)
• M7: 4,043,032 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.6

Radius: 8.4

Gravity: 10.65 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.86 AU - 0.98 AU

Year: 588 Days

Day: 7.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,686,531 km

• M1: 104,569 km (0.08 R)
• M2: 381,774 km (0.08 R)
• M3: 831,764 km (0.105 R)
• M4: 1,183,918 km (0.116 R)
• M5: 1,477,429 km (0.03 R)
• M6: 1,795,025 km (0.071 R)
• M7: 2,111,125 km (0.09 R)
• M8: 2,811,542 km (0.118 R)
• M9: 3,153,972 km (0.118 R)
• M10: 3,577,483 km (0.113 R)
• M11: 4,111,548 km (0.104 R)
• M12: 4,554,208 km (0.116 R)
• M13: 4,861,183 km (0.072 R)
• M14: 6,036,573 km (0.111 R)
• M15: 6,487,760 km (0.098 R)
• M16: 7,260,433 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.1

Radius: 14.7

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.32 AU - 1.92 AU

Year: 1375 Days

Day: 14.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,686,531 km

• M1: 182,809 km (0.091 R)
• M2: 708,645 km (0.119 R)
• M3: 1,195,137 km (0.105 R)
• M4: 1,783,655 km (0.086 R)
• M5: 2,817,825 km (0.089 R)
• M6: 3,470,072 km (0.07 R)
• M7: 3,954,171 km (0.053 R)
• M8: 5,039,503 km (0.078 R)
• M9: 5,686,215 km (0.12 R)
• M10: 6,584,700 km (0.109 R)
• M11: 7,603,312 km (0.119 R)
• M12: 9,531,928 km (0.073 R)
• M13: 10,152,759 km (0.069 R)
• M14: 11,010,852 km (0.052 R)
• M15: 11,512,155 km (0.042 R)
• M16: 13,227,893 km (0.117 R)
• M17: 13,713,038 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.8

Radius: 9.5

Gravity: 10 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.47 AU - 2.65 AU

Year: 2731 Days

Day: 12 Hours

Environment

Temp: -198 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,686,531 km

• M1: 118,182 km (0.094 R)
• M2: 671,694 km (0.102 R)
• M3: 1,127,818 km (0.089 R)
• M4: 2,163,784 km (0.058 R)
• M5: 4,024,183 km (0.054 R)
• M6: 4,456,221 km (0.085 R)
• M7: 6,301,960 km (0.083 R)
• M8: 7,068,051 km (0.081 R)
• M9: 8,365,962 km (0.09 R)
• M10: 8,999,210 km (0.11 R)
• M11: 9,702,020 km (0.115 R)
• M12: 11,769,612 km (0.074 R)
• M13: 14,860,155 km (0.098 R)
• M14: 15,527,062 km (0.106 R)
• M15: 18,279,364 km (0.097 R)
• M16: 20,956,717 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.6

Radius: 3.6

Gravity: 49.43 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.66 AU - 6.08 AU

Year: 9484 Days

Day: 18 Hours

Environment

Temp: -231 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 44,686,531 km

• M1: 44,730 km (0.062 R)
• M2: 200,461 km (0.084 R)
• M3: 335,698 km (0.12 R)
• M4: 526,136 km (0.066 R)
• M5: 661,821 km (0.098 R)
• M6: 1,080,246 km (0.107 R)
• M7: 2,171,413 km (0.065 R)
• M8: 2,334,475 km (0.103 R)
• M9: 3,816,990 km (0.12 R)
• M10: 3,948,037 km (0.068 R)
• M11: 4,163,758 km (0.108 R)
• M12: 5,729,000 km (0.088 R)
• M13: 5,970,601 km (0.074 R)
• M14: 6,548,348 km (0.077 R)
• M15: 6,850,834 km (0.099 R)
• M16: 7,940,505 km (0.093 R)
• M17: 9,662,676 km (0.052 R)
• M18: 10,765,661 km (0.096 R)
• M19: 11,509,761 km (0.081 R)
• M20: 11,838,876 km (0.029 R)
• M21: 13,518,561 km (0.053 R)
• M22: 15,883,704 km (0.074 R)
• M23: 17,557,105 km (0.081 R)
• M24: 18,213,690 km (0.099 R)
• M25: 19,421,244 km (0.115 R)
• M26: 21,249,031 km (0.087 R)
• M27: 24,334,936 km (0.087 R)
• M28: 25,704,505 km (0.098 R)
• M29: 28,198,301 km (0.118 R)
• M30: 30,534,870 km (0.112 R)
• M31: 31,059,360 km (0.098 R)
• M32: 32,778,090 km (0.07 R)
• M33: 37,230,721 km (0.084 R)
• M34: 39,291,731 km (0.029 R)
• M35: 42,588,719 km (0.03 R)
• M36: 45,111,537 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.2

Radius: 4.8

Gravity: 26.09 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.93 AU - 7.73 AU

Year: 10620 Days

Day: 16 Hours

Environment

Temp: -233 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 44,686,531 km

• M1: 59,839 km (0.05 R)
• M2: 435,629 km (0.098 R)
• M3: 796,309 km (0.062 R)
• M4: 1,386,922 km (0.093 R)
• M5: 1,697,487 km (0.104 R)
• M6: 2,018,973 km (0.098 R)
• M7: 2,212,403 km (0.041 R)
• M8: 2,535,684 km (0.103 R)
• M9: 3,748,175 km (0.078 R)
• M10: 4,349,708 km (0.093 R)
• M11: 4,981,759 km (0.045 R)
• M12: 6,131,568 km (0.102 R)
• M13: 7,243,529 km (0.112 R)
• M14: 8,665,008 km (0.063 R)
• M15: 8,942,063 km (0.076 R)
• M16: 9,759,316 km (0.041 R)
• M17: 10,996,191 km (0.1 R)
• M18: 11,430,624 km (0.115 R)
• M19: 11,652,178 km (0.104 R)
• M20: 13,162,518 km (0.093 R)
• M21: 13,776,618 km (0.068 R)
• M22: 15,870,090 km (0.114 R)
• M23: 18,166,417 km (0.115 R)
• M24: 20,187,933 km (0.081 R)
• M25: 21,336,396 km (0.104 R)
• M26: 23,139,499 km (0.051 R)
• M27: 24,305,316 km (0.098 R)
• M28: 31,261,766 km (0.104 R)
• M29: 34,150,352 km (0.114 R)
• M30: 36,370,534 km (0.107 R)
• M31: 39,814,725 km (0.071 R)
• M32: 41,095,732 km (0.069 R)
• M33: 44,965,380 km (0.113 R)
• M34: 47,343,089 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 857.8

Radius: 4

Gravity: 53.61 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.02 AU - 7.2 AU

Year: 11333 Days

Day: 24.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 44,686,531 km

• M1: 49,816 km (0.107 R)
• M2: 288,275 km (0.034 R)
• M3: 422,614 km (0.074 R)
• M4: 569,369 km (0.084 R)
• M5: 844,929 km (0.083 R)
• M6: 1,294,770 km (0.059 R)
• M7: 1,993,691 km (0.064 R)
• M8: 3,152,925 km (0.071 R)
• M9: 3,640,763 km (0.098 R)
• M10: 4,700,215 km (0.067 R)
• M11: 4,894,842 km (0.101 R)
• M12: 5,654,949 km (0.087 R)
• M13: 6,139,347 km (0.108 R)
• M14: 6,530,396 km (0.043 R)
• M15: 7,758,445 km (0.114 R)
• M16: 9,283,445 km (0.066 R)
• M17: 10,116,107 km (0.098 R)
• M18: 10,828,343 km (0.091 R)
• M19: 11,632,132 km (0.103 R)
• M20: 12,108,900 km (0.115 R)
• M21: 12,290,961 km (0.099 R)
• M22: 12,785,532 km (0.034 R)
• M23: 13,037,604 km (0.113 R)
• M24: 14,966,220 km (0.096 R)
• M25: 17,153,041 km (0.078 R)
• M26: 20,731,722 km (0.033 R)
• M27: 22,328,829 km (0.098 R)
• M28: 25,865,621 km (0.047 R)
• M29: 28,885,554 km (0.039 R)
• M30: 30,648,265 km (0.052 R)
• M31: 31,556,025 km (0.073 R)
• M32: 31,900,998 km (0.064 R)
• M33: 36,616,921 km (0.067 R)
• M34: 39,206,460 km (0.096 R)
• M35: 41,089,898 km (0.073 R)
• M36: 42,332,158 km (0.094 R)
• M37: 44,457,645 km (0.032 R)
• M38: 53,835,337 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337.2

Radius: 3.1

Gravity: 35.09 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.31 AU - 8.05 AU

Year: 12830 Days

Day: 18 Hours

Environment

Temp: -228 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 44,686,531 km

• M1: 38,746 km (0.102 R)
• M2: 143,614 km (0.088 R)
• M3: 294,558 km (0.076 R)
• M4: 640,428 km (0.054 R)
• M5: 1,747,303 km (0.101 R)
• M6: 2,507,859 km (0.119 R)
• M7: 2,790,150 km (0.082 R)
• M8: 3,004,524 km (0.057 R)
• M9: 3,466,033 km (0.091 R)
• M10: 4,272,066 km (0.103 R)
• M11: 4,945,406 km (0.093 R)
• M12: 5,586,134 km (0.115 R)
• M13: 6,352,674 km (0.065 R)
• M14: 6,799,074 km (0.077 R)
• M15: 7,466,879 km (0.078 R)
• M16: 7,589,100 km (0.035 R)
• M17: 10,023,955 km (0.03 R)
• M18: 10,122,989 km (0.058 R)
• M19: 14,833,676 km (0.098 R)
• M20: 14,962,330 km (0.112 R)
• M21: 16,772,913 km (0.082 R)
• M22: 18,204,415 km (0.062 R)
• M23: 20,263,480 km (0.104 R)
• M24: 20,660,962 km (0.102 R)
• M25: 23,156,404 km (0.039 R)
• M26: 23,766,315 km (0.109 R)
• M27: 25,475,470 km (0.112 R)
• M28: 29,237,109 km (0.075 R)
• M29: 32,154,866 km (0.11 R)
• M30: 32,370,436 km (0.097 R)
• M31: 34,579,099 km (0.055 R)
• M32: 36,183,686 km (0.042 R)
• M33: 36,768,464 km (0.102 R)
• M34: 37,717,363 km (0.108 R)
• M35: 40,410,574 km (0.111 R)
• M36: 41,932,433 km (0.049 R)
• M37: 44,020,221 km (0.109 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 12,418 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit