🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310

Radius: 8.5

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.52 AU - 2.02 AU

Year: 1545 Days

Day: 13.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,323,789 km

• M1: 105,766 km (0.1 R)
• M2: 386,112 km (0.11 R)
• M3: 723,156 km (0.081 R)
• M4: 1,370,167 km (0.064 R)
• M5: 1,794,426 km (0.107 R)
• M6: 2,089,433 km (0.107 R)
• M7: 2,581,461 km (0.044 R)
• M8: 2,933,465 km (0.078 R)
• M9: 3,955,966 km (0.061 R)
• M10: 4,584,277 km (0.059 R)
• M11: 5,160,379 km (0.11 R)
• M12: 6,345,044 km (0.059 R)
• M13: 6,777,532 km (0.068 R)
• M14: 7,600,469 km (0.117 R)
• M15: 8,088,607 km (0.113 R)
• M16: 9,561,099 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.4

Radius: 10.7

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.73 AU - 1.93 AU

Year: 1624 Days

Day: 11.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,323,789 km

• M1: 137,630 km (0.101 R)
• M2: 600,336 km (0.116 R)
• M3: 1,028,635 km (0.064 R)
• M4: 1,462,319 km (0.062 R)
• M5: 1,857,407 km (0.109 R)
• M6: 2,965,030 km (0.084 R)
• M7: 3,419,059 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.5

Radius: 8.8

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.07 AU - 2.39 AU

Year: 2185 Days

Day: 11 Hours

Environment

Temp: -189 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,323,789 km

• M1: 109,506 km (0.093 R)
• M2: 564,283 km (0.072 R)
• M3: 876,045 km (0.119 R)
• M4: 1,393,654 km (0.113 R)
• M5: 2,165,280 km (0.108 R)
• M6: 2,575,327 km (0.1 R)
• M7: 3,148,138 km (0.117 R)
• M8: 3,785,125 km (0.047 R)
• M9: 5,765,203 km (0.1 R)
• M10: 6,826,450 km (0.12 R)
• M11: 7,103,954 km (0.087 R)
• M12: 7,951,725 km (0.105 R)
• M13: 8,800,394 km (0.098 R)
• M14: 9,917,890 km (0.08 R)
• M15: 12,026,622 km (0.116 R)
• M16: 13,836,606 km (0.06 R)
• M17: 14,875,863 km (0.082 R)
• M18: 15,581,217 km (0.05 R)
• M19: 15,966,431 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.6

Radius: 14.5

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.86 AU - 2.66 AU

Year: 2229 Days

Day: 7.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,323,789 km

• M1: 183,407 km (0.041 R)
• M2: 701,016 km (0.078 R)
• M3: 1,456,634 km (0.118 R)
• M4: 2,340,010 km (0.081 R)
• M5: 2,890,979 km (0.1 R)
• M6: 3,857,231 km (0.052 R)
• M7: 4,310,663 km (0.056 R)
• M8: 5,226,202 km (0.07 R)
• M9: 5,848,529 km (0.105 R)
• M10: 7,546,165 km (0.111 R)
• M11: 8,152,336 km (0.119 R)
• M12: 9,826,785 km (0.072 R)
• M13: 10,550,689 km (0.109 R)
• M14: 11,582,615 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.8

Radius: 9.4

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.89 AU - 3.12 AU

Year: 2593 Days

Day: 6.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,323,789 km

• M1: 116,836 km (0.081 R)
• M2: 433,385 km (0.114 R)
• M3: 781,798 km (0.088 R)
• M4: 1,278,164 km (0.065 R)
• M5: 1,661,434 km (0.106 R)
• M6: 2,022,563 km (0.11 R)
• M7: 2,449,964 km (0.087 R)
• M8: 2,797,929 km (0.09 R)
• M9: 3,612,340 km (0.104 R)
• M10: 4,065,322 km (0.095 R)
• M11: 6,922,791 km (0.07 R)
• M12: 12,430,835 km (0.104 R)
• M13: 14,931,513 km (0.095 R)
• M14: 16,859,381 km (0.097 R)
• M15: 17,484,550 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.7

Radius: 11.6

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.26 AU - 2.82 AU

Year: 2656 Days

Day: 6 Hours

Environment

Temp: -198 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,323,789 km

• M1: 144,362 km (0.116 R)
• M2: 553,811 km (0.03 R)
• M3: 1,173,745 km (0.111 R)
• M4: 1,617,751 km (0.099 R)
• M5: 2,186,971 km (0.114 R)
• M6: 2,555,431 km (0.089 R)
• M7: 3,030,404 km (0.028 R)
• M8: 3,473,663 km (0.034 R)
• M9: 4,138,924 km (0.104 R)
• M10: 4,643,069 km (0.112 R)
• M11: 5,774,777 km (0.106 R)
• M12: 7,899,216 km (0.111 R)
• M13: 8,982,155 km (0.101 R)
• M14: 9,470,443 km (0.079 R)
• M15: 10,769,102 km (0.118 R)
• M16: 11,481,637 km (0.096 R)
• M17: 11,932,375 km (0.117 R)
• M18: 12,394,932 km (0.098 R)
• M19: 16,229,275 km (0.043 R)
• M20: 16,849,807 km (0.12 R)
• M21: 17,486,196 km (0.114 R)
• M22: 19,090,184 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.5

Radius: 13.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.5 AU - 2.78 AU

Year: 2814 Days

Day: 6.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,323,789 km

• M1: 174,431 km (0.081 R)
• M2: 939,325 km (0.082 R)
• M3: 1,489,845 km (0.052 R)
• M4: 2,545,109 km (0.111 R)
• M5: 3,016,342 km (0.057 R)
• M6: 4,102,273 km (0.1 R)
• M7: 5,898,345 km (0.1 R)
• M8: 6,857,566 km (0.096 R)
• M9: 7,588,950 km (0.074 R)
• M10: 12,924,358 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.5

Radius: 10.8

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.86 AU - 3.76 AU

Year: 3950 Days

Day: 11.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,323,789 km

• M1: 134,339 km (0.102 R)
• M2: 523,293 km (0.081 R)
• M3: 1,103,583 km (0.107 R)
• M4: 1,494,333 km (0.113 R)
• M5: 2,043,956 km (0.08 R)
• M6: 2,596,271 km (0.102 R)
• M7: 2,994,650 km (0.091 R)
• M8: 3,434,019 km (0.094 R)
• M9: 3,832,847 km (0.105 R)
• M10: 4,240,202 km (0.117 R)
• M11: 4,582,183 km (0.118 R)
• M12: 4,992,231 km (0.076 R)
• M13: 5,830,727 km (0.104 R)
• M14: 7,652,978 km (0.06 R)
• M15: 8,766,884 km (0.103 R)
• M16: 9,324,884 km (0.115 R)
• M17: 9,866,877 km (0.103 R)
• M18: 10,307,443 km (0.098 R)
• M19: 10,971,508 km (0.08 R)
• M20: 11,401,003 km (0.096 R)
• M21: 13,917,090 km (0.029 R)
• M22: 16,782,338 km (0.042 R)
• M23: 18,412,955 km (0.084 R)
• M24: 22,532,730 km (0.099 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.1

Radius: 11.8

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5.05 AU - 6.07 AU

Year: 8600 Days

Day: 9.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 102.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,323,789 km

• M1: 146,756 km (0.114 R)
• M2: 563,236 km (0.035 R)
• M3: 996,322 km (0.116 R)
• M4: 1,643,931 km (0.098 R)
• M5: 2,193,254 km (0.106 R)
• M6: 2,922,544 km (0.113 R)
• M7: 3,411,430 km (0.091 R)
• M8: 4,105,414 km (0.079 R)
• M9: 5,184,913 km (0.08 R)
• M10: 6,409,820 km (0.087 R)
• M11: 6,943,436 km (0.058 R)
• M12: 7,315,336 km (0.09 R)
• M13: 8,387,055 km (0.069 R)
• M14: 8,809,519 km (0.103 R)
• M15: 9,201,915 km (0.07 R)
• M16: 9,835,611 km (0.107 R)
• M17: 11,291,498 km (0.097 R)
• M18: 11,912,478 km (0.119 R)
• M19: 12,720,457 km (0.1 R)
• M20: 14,992,699 km (0.112 R)
• M21: 15,743,231 km (0.069 R)
• M22: 16,257,399 km (0.094 R)
• M23: 16,982,500 km (0.082 R)
• M24: 18,426,867 km (0.088 R)
• M25: 22,514,779 km (0.098 R)
• M26: 26,353,759 km (0.118 R)
• M27: 33,370,049 km (0.045 R)
• M28: 34,112,204 km (0.083 R)
• M29: 35,739,679 km (0.117 R)
• M30: 37,760,298 km (0.068 R)

Asteroid Belt

Center: 7.14 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.7

Radius: 7.4

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 7.11 AU - 10.33 AU

Year: 16892 Days

Day: 20.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 61,323,789 km

• M1: 92,152 km (0.09 R)
• M2: 362,176 km (0.099 R)
• M3: 651,050 km (0.096 R)
• M4: 1,257,520 km (0.112 R)
• M5: 2,024,209 km (0.119 R)
• M6: 2,292,587 km (0.111 R)
• M7: 2,694,856 km (0.109 R)
• M8: 3,069,599 km (0.082 R)
• M9: 3,586,310 km (0.07 R)
• M10: 4,564,081 km (0.08 R)
• M11: 7,340,020 km (0.039 R)
• M12: 7,977,905 km (0.092 R)
• M13: 9,105,274 km (0.046 R)
• M14: 10,058,811 km (0.116 R)
• M15: 10,335,118 km (0.105 R)
• M16: 11,019,080 km (0.104 R)
• M17: 11,491,510 km (0.073 R)
• M18: 12,163,055 km (0.095 R)
• M19: 12,413,631 km (0.084 R)
• M20: 14,127,574 km (0.091 R)
• M21: 14,756,035 km (0.115 R)
• M22: 15,475,900 km (0.102 R)
• M23: 18,343,841 km (0.08 R)
• M24: 23,329,638 km (0.072 R)
• M25: 25,513,019 km (0.057 R)
• M26: 26,444,266 km (0.07 R)
• M27: 28,484,332 km (0.048 R)
• M28: 29,486,189 km (0.046 R)
• M29: 30,974,838 km (0.088 R)
• M30: 32,633,130 km (0.076 R)
• M31: 34,725,256 km (0.083 R)
• M32: 35,996,838 km (0.104 R)
• M33: 37,828,814 km (0.109 R)
• M34: 40,274,440 km (0.105 R)
• M35: 42,247,935 km (0.049 R)
• M36: 44,433,111 km (0.113 R)
• M37: 47,928,166 km (0.117 R)
• M38: 52,424,928 km (0.068 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: 160 - 18,132 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit