🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.1

Radius: 15

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.91 AU - 1.31 AU

Year: 755 Days

Day: 11.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 77,202,996 km

• M1: 188,045 km (0.045 R)
• M2: 812,765 km (0.081 R)
• M3: 1,836,164 km (0.115 R)
• M4: 2,709,965 km (0.114 R)
• M5: 4,030,466 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.9

Radius: 9.2

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.61 AU - 2.33 AU

Year: 1785 Days

Day: 13.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,202,996 km

• M1: 114,442 km (0.033 R)
• M2: 489,783 km (0.087 R)
• M3: 921,074 km (0.06 R)
• M4: 1,240,615 km (0.054 R)
• M5: 2,829,943 km (0.069 R)
• M6: 3,602,466 km (0.05 R)
• M7: 3,994,114 km (0.056 R)
• M8: 5,538,712 km (0.12 R)
• M9: 7,692,023 km (0.066 R)
• M10: 8,256,606 km (0.057 R)
• M11: 8,697,919 km (0.069 R)
• M12: 9,248,290 km (0.12 R)
• M13: 9,627,969 km (0.081 R)
• M14: 9,919,536 km (0.093 R)
• M15: 10,622,795 km (0.116 R)
• M16: 12,468,983 km (0.099 R)
• M17: 13,327,973 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.7

Radius: 14.5

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.26 AU - 3.02 AU

Year: 2770 Days

Day: 7 Hours

Environment

Temp: -199 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,202,996 km

• M1: 180,265 km (0.084 R)
• M2: 665,711 km (0.045 R)
• M3: 1,216,979 km (0.07 R)
• M4: 1,681,181 km (0.102 R)
• M5: 2,393,865 km (0.063 R)
• M6: 3,177,309 km (0.119 R)
• M7: 4,021,789 km (0.092 R)
• M8: 4,726,694 km (0.085 R)
• M9: 5,883,684 km (0.037 R)
• M10: 8,933,386 km (0.114 R)
• M11: 10,943,234 km (0.069 R)
• M12: 11,834,987 km (0.038 R)
• M13: 12,410,939 km (0.079 R)
• M14: 14,955,598 km (0.118 R)
• M15: 15,576,878 km (0.099 R)
• M16: 18,061,699 km (0.109 R)
• M17: 18,766,604 km (0.115 R)
• M18: 21,640,529 km (0.114 R)
• M19: 22,168,759 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.5

Radius: 11.6

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.72 AU - 3.84 AU

Year: 3836 Days

Day: 6.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,202,996 km

• M1: 154,385 km (0.119 R)
• M2: 554,559 km (0.083 R)
• M3: 1,083,687 km (0.054 R)
• M4: 1,534,425 km (0.052 R)
• M5: 1,979,180 km (0.118 R)
• M6: 2,525,062 km (0.098 R)
• M7: 3,029,058 km (0.104 R)
• M8: 3,778,244 km (0.079 R)
• M9: 4,175,426 km (0.086 R)
• M10: 5,434,292 km (0.087 R)
• M11: 5,832,821 km (0.058 R)
• M12: 6,689,119 km (0.053 R)
• M13: 9,880,341 km (0.099 R)
• M14: 12,004,631 km (0.09 R)
• M15: 13,197,524 km (0.028 R)
• M16: 14,518,174 km (0.103 R)
• M17: 15,236,842 km (0.054 R)
• M18: 15,978,848 km (0.111 R)
• M19: 19,069,091 km (0.115 R)
• M20: 22,199,426 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.6

Radius: 11

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.32 AU - 3.52 AU

Year: 4084 Days

Day: 12.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,202,996 km

• M1: 136,732 km (0.063 R)
• M2: 583,432 km (0.117 R)
• M3: 1,237,623 km (0.079 R)
• M4: 1,718,281 km (0.072 R)
• M5: 2,290,792 km (0.106 R)
• M6: 2,648,182 km (0.116 R)
• M7: 3,043,120 km (0.092 R)
• M8: 3,539,785 km (0.053 R)
• M9: 4,982,058 km (0.098 R)
• M10: 5,703,568 km (0.112 R)
• M11: 6,717,992 km (0.055 R)
• M12: 8,709,139 km (0.064 R)
• M13: 9,714,287 km (0.035 R)
• M14: 10,572,830 km (0.096 R)
• M15: 12,293,355 km (0.065 R)
• M16: 13,041,494 km (0.104 R)
• M17: 17,122,972 km (0.037 R)
• M18: 17,929,604 km (0.082 R)
• M19: 18,696,742 km (0.091 R)
• M20: 20,433,424 km (0.106 R)
• M21: 21,059,042 km (0.097 R)
• M22: 21,912,947 km (0.096 R)
• M23: 25,005,134 km (0.064 R)
• M24: 25,720,811 km (0.086 R)
• M25: 28,035,239 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.3

Radius: 4.9

Gravity: 36.04 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.81 AU - 6.83 AU

Year: 11500 Days

Day: 18.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 77,202,996 km

• M1: 64,028 km (0.099 R)
• M2: 330,312 km (0.12 R)
• M3: 536,159 km (0.096 R)
• M4: 866,172 km (0.069 R)
• M5: 1,268,440 km (0.091 R)
• M6: 1,870,721 km (0.111 R)
• M7: 2,293,934 km (0.115 R)
• M8: 2,496,788 km (0.113 R)
• M9: 3,009,311 km (0.111 R)
• M10: 3,589,003 km (0.106 R)
• M11: 4,034,206 km (0.085 R)
• M12: 4,453,080 km (0.106 R)
• M13: 4,737,465 km (0.109 R)
• M14: 5,342,290 km (0.051 R)
• M15: 6,111,372 km (0.12 R)
• M16: 6,542,513 km (0.099 R)
• M17: 9,773,528 km (0.096 R)
• M18: 10,472,150 km (0.104 R)
• M19: 13,212,035 km (0.106 R)
• M20: 14,539,417 km (0.036 R)
• M21: 15,164,736 km (0.117 R)
• M22: 15,663,495 km (0.106 R)
• M23: 18,402,034 km (0.091 R)
• M24: 19,298,574 km (0.096 R)
• M25: 19,799,727 km (0.096 R)
• M26: 30,816,713 km (0.08 R)
• M27: 33,136,976 km (0.077 R)
• M28: 35,198,584 km (0.107 R)
• M29: 35,820,911 km (0.117 R)
• M30: 36,071,787 km (0.112 R)
• M31: 38,514,570 km (0.117 R)
• M32: 39,308,337 km (0.109 R)
• M33: 41,065,513 km (0.103 R)
• M34: 42,312,112 km (0.052 R)
• M35: 48,925,684 km (0.096 R)
• M36: 53,370,237 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.6

Radius: 7.9

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.83 AU - 9.19 AU

Year: 13288 Days

Day: 24.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 77,202,996 km

• M1: 105,466 km (0.067 R)
• M2: 771,925 km (0.087 R)
• M3: 1,709,455 km (0.102 R)
• M4: 5,343,935 km (0.049 R)
• M5: 9,834,115 km (0.075 R)
• M6: 10,530,045 km (0.119 R)
• M7: 12,102,169 km (0.071 R)
• M8: 14,557,668 km (0.05 R)
• M9: 16,859,979 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.4

Radius: 3.9

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.45 AU - 9.09 AU

Year: 15356 Days

Day: 20.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,202,996 km

• M1: 62,831 km (0.072 R)
• M2: 735,274 km (0.106 R)
• M3: 1,338,003 km (0.096 R)
• M4: 1,701,676 km (0.106 R)
• M5: 1,845,589 km (0.098 R)
• M6: 4,609,858 km (0.095 R)
• M7: 6,374,365 km (0.061 R)
• M8: 7,320,273 km (0.061 R)
• M9: 8,134,085 km (0.11 R)
• M10: 15,415,013 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 513

Radius: 5.7

Gravity: 15.79 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 10.19 AU - 11.85 AU

Year: 23620 Days

Day: 24.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,202,996 km

• M1: 73,453 km (0.062 R)
• M2: 296,503 km (0.087 R)
• M3: 608,265 km (0.045 R)
• M4: 903,422 km (0.119 R)
• M5: 1,380,190 km (0.036 R)
• M6: 1,745,957 km (0.111 R)
• M7: 2,280,919 km (0.11 R)
• M8: 4,303,332 km (0.045 R)
• M9: 4,646,360 km (0.112 R)
• M10: 5,386,870 km (0.085 R)
• M11: 6,822,112 km (0.092 R)
• M12: 7,529,710 km (0.111 R)
• M13: 7,776,247 km (0.072 R)
• M14: 11,424,640 km (0.11 R)
• M15: 12,081,973 km (0.094 R)
• M16: 13,471,887 km (0.068 R)
• M17: 16,731,475 km (0.107 R)
• M18: 17,664,666 km (0.113 R)
• M19: 19,449,518 km (0.067 R)
• M20: 20,290,558 km (0.065 R)
• M21: 21,155,682 km (0.062 R)
• M22: 21,547,928 km (0.115 R)
• M23: 24,646,100 km (0.07 R)
• M24: 25,630,454 km (0.106 R)
• M25: 26,414,047 km (0.107 R)
• M26: 27,328,838 km (0.118 R)
• M27: 35,147,272 km (0.049 R)
• M28: 35,559,414 km (0.111 R)
• M29: 36,674,068 km (0.08 R)
• M30: 41,062,072 km (0.043 R)
• M31: 54,080,827 km (0.116 R)
• M32: 58,579,534 km (0.088 R)
• M33: 70,249,814 km (0.102 R)
• M34: 71,781,696 km (0.053 R)
• M35: 76,051,818 km (0.111 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 18,686 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit