🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.2

Radius: 14.8

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.75 AU - 1.23 AU

Year: 636 Days

Day: 5.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 5,536,885 km

• M1: 187,446 km (0.049 R)
• M2: 281,394 km (0.074 R)
• M3: 413,489 km (0.071 R)
• M4: 507,586 km (0.107 R)
• M5: 641,625 km (0.028 R)
• M6: 780,751 km (0.111 R)
• M7: 896,690 km (0.099 R)
• M8: 1,014,124 km (0.092 R)
• M9: 1,115,402 km (0.087 R)
• M10: 1,248,843 km (0.119 R)
• M11: 1,370,466 km (0.039 R)
• M12: 1,595,012 km (0.115 R)
• M13: 1,832,125 km (0.117 R)
• M14: 1,945,221 km (0.109 R)
• M15: 2,046,948 km (0.08 R)
• M16: 2,291,839 km (0.069 R)
• M17: 2,399,699 km (0.069 R)
• M18: 2,494,694 km (0.094 R)
• M19: 2,833,683 km (0.118 R)
• M20: 2,950,070 km (0.084 R)
• M21: 3,123,753 km (0.046 R)
• M22: 3,244,179 km (0.095 R)
• M23: 3,473,214 km (0.102 R)
• M24: 3,598,128 km (0.064 R)
• M25: 3,758,647 km (0.098 R)
• M26: 3,878,474 km (0.074 R)
• M27: 4,245,737 km (0.094 R)
• M28: 4,433,632 km (0.098 R)
• M29: 4,633,495 km (0.073 R)
• M30: 4,753,024 km (0.04 R)
• M31: 4,873,599 km (0.111 R)
• M32: 4,995,223 km (0.119 R)
• M33: 5,599,299 km (0.087 R)
• M34: 5,805,893 km (0.103 R)
• M35: 6,065,146 km (0.104 R)
• M36: 6,196,194 km (0.089 R)
• M37: 6,358,807 km (0.071 R)
• M38: 6,471,604 km (0.076 R)
• M39: 6,646,933 km (0.078 R)
• M40: 6,792,641 km (0.099 R)
• M41: 6,981,583 km (0.094 R)
• M42: 7,119,213 km (0.027 R)
• M43: 7,268,362 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.7

Radius: 9.1

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.99 AU - 1.23 AU

Year: 755 Days

Day: 5.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 5,536,885 km

• M1: 122,371 km (0.109 R)
• M2: 193,729 km (0.084 R)
• M3: 270,772 km (0.104 R)
• M4: 337,942 km (0.109 R)
• M5: 406,009 km (0.095 R)
• M6: 465,249 km (0.052 R)
• M7: 551,119 km (0.049 R)
• M8: 626,516 km (0.116 R)
• M9: 753,375 km (0.073 R)
• M10: 861,534 km (0.053 R)
• M11: 936,632 km (0.065 R)
• M12: 994,527 km (0.108 R)
• M13: 1,063,641 km (0.105 R)
• M14: 1,124,378 km (0.109 R)
• M15: 1,217,577 km (0.085 R)
• M16: 1,384,678 km (0.118 R)
• M17: 1,547,740 km (0.072 R)
• M18: 1,617,153 km (0.104 R)
• M19: 1,675,795 km (0.074 R)
• M20: 1,765,255 km (0.114 R)
• M21: 1,856,360 km (0.115 R)
• M22: 2,126,085 km (0.025 R)
• M23: 2,242,921 km (0.075 R)
• M24: 2,368,433 km (0.094 R)
• M25: 2,448,917 km (0.051 R)
• M26: 2,647,434 km (0.104 R)
• M27: 2,894,120 km (0.094 R)
• M28: 2,980,438 km (0.104 R)
• M29: 3,185,088 km (0.079 R)
• M30: 3,281,878 km (0.11 R)
• M31: 3,485,780 km (0.03 R)
• M32: 3,554,595 km (0.08 R)
• M33: 3,740,545 km (0.069 R)
• M34: 3,937,865 km (0.068 R)
• M35: 4,001,593 km (0.085 R)
• M36: 4,098,084 km (0.048 R)
• M37: 4,326,071 km (0.092 R)
• M38: 4,516,360 km (0.118 R)
• M39: 4,575,002 km (0.037 R)
• M40: 4,658,926 km (0.115 R)
• M41: 4,922,668 km (0.064 R)
• M42: 5,052,070 km (0.119 R)
• M43: 5,279,159 km (0.091 R)
• M44: 5,491,588 km (0.041 R)
• M45: 5,607,975 km (0.118 R)
• M46: 5,761,313 km (0.096 R)
• M47: 6,016,826 km (0.118 R)
• M48: 6,201,729 km (0.068 R)
• M49: 6,276,229 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.6

Radius: 12.6

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.07 AU - 1.55 AU

Year: 968 Days

Day: 13.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 5,536,885 km

• M1: 161,566 km (0.118 R)
• M2: 257,009 km (0.094 R)
• M3: 412,890 km (0.067 R)
• M4: 569,220 km (0.117 R)
• M5: 658,530 km (0.064 R)
• M6: 853,905 km (0.056 R)
• M7: 1,105,528 km (0.112 R)
• M8: 1,265,897 km (0.112 R)
• M9: 1,521,560 km (0.074 R)
• M10: 1,666,371 km (0.078 R)
• M11: 1,779,915 km (0.063 R)
• M12: 1,881,492 km (0.058 R)
• M13: 2,015,083 km (0.095 R)
• M14: 2,159,595 km (0.109 R)
• M15: 2,245,015 km (0.114 R)
• M16: 2,459,389 km (0.059 R)
• M17: 2,565,005 km (0.111 R)
• M18: 2,697,250 km (0.054 R)
• M19: 2,891,577 km (0.069 R)
• M20: 3,125,399 km (0.095 R)
• M21: 3,419,957 km (0.096 R)
• M22: 3,529,313 km (0.115 R)
• M23: 3,658,416 km (0.112 R)
• M24: 3,770,465 km (0.097 R)
• M25: 4,093,895 km (0.094 R)
• M26: 4,377,084 km (0.095 R)
• M27: 4,849,664 km (0.1 R)
• M28: 5,024,693 km (0.035 R)
• M29: 5,107,720 km (0.041 R)
• M30: 5,583,741 km (0.114 R)
• M31: 5,745,755 km (0.071 R)
• M32: 5,952,948 km (0.085 R)
• M33: 6,107,333 km (0.104 R)
• M34: 6,274,284 km (0.083 R)
• M35: 6,352,674 km (0.114 R)
• M36: 6,738,187 km (0.106 R)
• M37: 6,818,521 km (0.093 R)
• M38: 6,899,155 km (0.095 R)
• M39: 7,108,143 km (0.095 R)
• M40: 7,295,589 km (0.074 R)
• M41: 7,389,836 km (0.115 R)
• M42: 7,532,103 km (0.101 R)
• M43: 7,699,354 km (0.047 R)
• M44: 7,855,683 km (0.114 R)
• M45: 7,952,473 km (0.082 R)
• M46: 8,073,947 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.3

Radius: 8.4

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.16 AU - 1.62 AU

Year: 1058 Days

Day: 12.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 5,536,885 km

• M1: 104,569 km (0.057 R)
• M2: 170,691 km (0.099 R)
• M3: 248,632 km (0.066 R)
• M4: 362,027 km (0.117 R)
• M5: 426,354 km (0.08 R)
• M6: 540,198 km (0.057 R)
• M7: 612,454 km (0.078 R)
• M8: 692,040 km (0.116 R)
• M9: 1,032,973 km (0.113 R)
• M10: 1,200,523 km (0.114 R)
• M11: 1,272,928 km (0.067 R)
• M12: 1,336,956 km (0.114 R)
• M13: 1,417,440 km (0.107 R)
• M14: 1,509,742 km (0.081 R)
• M15: 1,636,302 km (0.077 R)
• M16: 1,706,164 km (0.068 R)
• M17: 1,760,767 km (0.038 R)
• M18: 1,849,329 km (0.082 R)
• M19: 1,910,963 km (0.105 R)
• M20: 2,053,979 km (0.111 R)
• M21: 2,141,494 km (0.078 R)
• M22: 2,254,141 km (0.111 R)
• M23: 2,350,631 km (0.092 R)
• M24: 2,423,785 km (0.074 R)
• M25: 2,566,351 km (0.091 R)
• M26: 2,756,490 km (0.088 R)
• M27: 3,010,657 km (0.116 R)
• M28: 3,224,881 km (0.053 R)
• M29: 3,562,524 km (0.03 R)
• M30: 3,632,984 km (0.059 R)
• M31: 3,703,744 km (0.027 R)
• M32: 3,947,888 km (0.117 R)
• M33: 4,212,227 km (0.056 R)
• M34: 4,573,656 km (0.1 R)
• M35: 4,673,288 km (0.095 R)
• M36: 4,750,480 km (0.097 R)
• M37: 4,812,564 km (0.087 R)
• M38: 4,882,575 km (0.112 R)
• M39: 5,142,576 km (0.061 R)
• M40: 5,198,227 km (0.082 R)
• M41: 5,310,276 km (0.069 R)
• M42: 5,415,144 km (0.077 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 17,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit