🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.3

Radius: 11.9

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.47 AU - 0.63 AU

Year: 282 Days

Day: 6.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 9,836,218 km

• M1: 153,936 km (0.117 R)
• M2: 306,825 km (0.116 R)
• M3: 387,458 km (0.064 R)
• M4: 478,414 km (0.117 R)
• M5: 603,478 km (0.099 R)
• M6: 690,693 km (0.099 R)
• M7: 796,908 km (0.095 R)
• M8: 984,803 km (0.041 R)
• M9: 1,094,608 km (0.111 R)
• M10: 1,171,501 km (0.038 R)
• M11: 1,254,677 km (0.095 R)
• M12: 1,361,789 km (0.067 R)
• M13: 1,516,922 km (0.119 R)
• M14: 1,654,852 km (0.072 R)
• M15: 1,874,611 km (0.09 R)
• M16: 2,048,444 km (0.118 R)
• M17: 2,196,695 km (0.117 R)
• M18: 2,311,586 km (0.083 R)
• M19: 2,433,808 km (0.088 R)
• M20: 2,536,581 km (0.081 R)
• M21: 2,651,772 km (0.114 R)
• M22: 2,774,442 km (0.063 R)
• M23: 2,916,261 km (0.118 R)
• M24: 3,048,805 km (0.087 R)
• M25: 3,130,485 km (0.092 R)
• M26: 3,213,063 km (0.114 R)
• M27: 3,374,180 km (0.118 R)
• M28: 3,507,472 km (0.118 R)
• M29: 3,599,325 km (0.082 R)
• M30: 3,685,942 km (0.097 R)
• M31: 3,918,118 km (0.102 R)
• M32: 4,071,156 km (0.062 R)
• M33: 4,252,469 km (0.113 R)
• M34: 4,409,996 km (0.109 R)
• M35: 4,522,792 km (0.084 R)
• M36: 4,616,291 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.2

Radius: 12.2

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.55 AU - 0.63 AU

Year: 313 Days

Day: 10.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 9,836,218 km

• M1: 156,629 km (0.067 R)
• M2: 243,845 km (0.102 R)
• M3: 320,887 km (0.104 R)
• M4: 398,379 km (0.114 R)
• M5: 475,871 km (0.072 R)
• M6: 563,535 km (0.095 R)
• M7: 762,052 km (0.069 R)
• M8: 912,248 km (0.076 R)
• M9: 1,001,707 km (0.074 R)
• M10: 1,190,201 km (0.112 R)
• M11: 1,266,346 km (0.106 R)
• M12: 1,376,749 km (0.108 R)
• M13: 1,598,004 km (0.102 R)
• M14: 1,677,890 km (0.043 R)
• M15: 1,758,972 km (0.114 R)
• M16: 1,836,463 km (0.063 R)
• M17: 1,925,624 km (0.091 R)
• M18: 2,202,081 km (0.068 R)
• M19: 2,285,855 km (0.102 R)
• M20: 2,585,051 km (0.108 R)
• M21: 2,691,565 km (0.086 R)
• M22: 2,775,489 km (0.079 R)
• M23: 2,983,131 km (0.084 R)
• M24: 3,195,859 km (0.06 R)
• M25: 3,278,587 km (0.07 R)
• M26: 3,355,630 km (0.061 R)
• M27: 3,485,331 km (0.106 R)
• M28: 3,702,996 km (0.031 R)
• M29: 3,877,726 km (0.06 R)
• M30: 4,062,181 km (0.038 R)
• M31: 4,221,502 km (0.073 R)
• M32: 4,376,037 km (0.064 R)
• M33: 4,468,189 km (0.091 R)
• M34: 4,575,301 km (0.079 R)
• M35: 4,654,439 km (0.094 R)
• M36: 4,734,025 km (0.103 R)
• M37: 4,858,041 km (0.113 R)
• M38: 4,953,485 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.7

Radius: 8.4

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.54 AU - 0.82 AU

Year: 387 Days

Day: 12.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 9,836,218 km

• M1: 132,245 km (0.117 R)
• M2: 203,603 km (0.106 R)
• M3: 346,618 km (0.034 R)
• M4: 437,275 km (0.074 R)
• M5: 533,616 km (0.1 R)
• M6: 593,754 km (0.098 R)
• M7: 737,368 km (0.102 R)
• M8: 859,141 km (0.097 R)
• M9: 939,923 km (0.075 R)
• M10: 1,001,109 km (0.081 R)
• M11: 1,082,041 km (0.117 R)
• M12: 1,160,431 km (0.088 R)
• M13: 1,231,340 km (0.058 R)
• M14: 1,313,469 km (0.098 R)
• M15: 1,402,480 km (0.096 R)
• M16: 1,468,004 km (0.106 R)
• M17: 1,586,785 km (0.117 R)
• M18: 1,655,300 km (0.111 R)
• M19: 1,730,249 km (0.097 R)
• M20: 1,784,403 km (0.097 R)
• M21: 1,939,536 km (0.032 R)
• M22: 2,151,217 km (0.11 R)
• M23: 2,292,587 km (0.118 R)
• M24: 2,400,747 km (0.045 R)
• M25: 2,485,868 km (0.072 R)
• M26: 2,603,302 km (0.07 R)
• M27: 2,754,246 km (0.053 R)
• M28: 2,869,287 km (0.103 R)
• M29: 2,972,958 km (0.036 R)
• M30: 3,157,413 km (0.11 R)
• M31: 3,231,015 km (0.102 R)
• M32: 3,332,143 km (0.089 R)
• M33: 3,551,603 km (0.094 R)
• M34: 3,607,104 km (0.104 R)
• M35: 3,740,396 km (0.1 R)
• M36: 3,818,186 km (0.045 R)
• M37: 3,968,532 km (0.055 R)
• M38: 4,135,184 km (0.108 R)
• M39: 4,237,958 km (0.092 R)
• M40: 4,656,982 km (0.064 R)
• M41: 4,725,647 km (0.117 R)
• M42: 4,980,113 km (0.096 R)
• M43: 5,097,248 km (0.083 R)
• M44: 5,239,067 km (0.113 R)
• M45: 5,310,575 km (0.073 R)
• M46: 5,398,239 km (0.116 R)
• M47: 5,454,338 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.9

Radius: 13.6

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.74 AU - 0.95 AU

Year: 531 Days

Day: 7.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 9,836,218 km

• M1: 172,935 km (0.113 R)
• M2: 261,946 km (0.117 R)
• M3: 346,618 km (0.094 R)
• M4: 462,108 km (0.063 R)
• M5: 560,693 km (0.097 R)
• M6: 665,411 km (0.091 R)
• M7: 759,808 km (0.097 R)
• M8: 846,724 km (0.116 R)
• M9: 977,622 km (0.039 R)
• M10: 1,066,782 km (0.098 R)
• M11: 1,177,036 km (0.064 R)
• M12: 1,261,708 km (0.071 R)
• M13: 1,394,551 km (0.11 R)
• M14: 1,488,648 km (0.117 R)
• M15: 1,605,335 km (0.047 R)
• M16: 1,792,781 km (0.104 R)
• M17: 1,882,839 km (0.025 R)
• M18: 2,014,186 km (0.069 R)
• M19: 2,144,336 km (0.073 R)
• M20: 2,319,216 km (0.102 R)
• M21: 2,417,950 km (0.085 R)
• M22: 2,522,968 km (0.111 R)
• M23: 2,722,980 km (0.059 R)
• M24: 2,822,463 km (0.028 R)
• M25: 2,913,119 km (0.108 R)
• M26: 3,087,102 km (0.114 R)
• M27: 3,201,394 km (0.086 R)
• M28: 3,333,190 km (0.103 R)
• M29: 3,423,996 km (0.087 R)
• M30: 3,739,648 km (0.084 R)
• M31: 3,828,509 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40

Radius: 10.3

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.14 AU - 1.18 AU

Year: 862 Days

Day: 13.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 9,836,218 km

• M1: 145,409 km (0.1 R)
• M2: 213,327 km (0.043 R)
• M3: 284,685 km (0.102 R)
• M4: 350,059 km (0.039 R)
• M5: 450,738 km (0.07 R)
• M6: 532,120 km (0.102 R)
• M7: 646,861 km (0.085 R)
• M8: 723,754 km (0.072 R)
• M9: 825,331 km (0.103 R)
• M10: 1,060,948 km (0.118 R)
• M11: 1,136,196 km (0.067 R)
• M12: 1,202,767 km (0.117 R)
• M13: 1,299,856 km (0.103 R)
• M14: 1,422,227 km (0.115 R)
• M15: 1,544,748 km (0.099 R)
• M16: 1,611,319 km (0.1 R)
• M17: 1,723,068 km (0.079 R)
• M18: 1,833,472 km (0.112 R)
• M19: 1,900,043 km (0.097 R)
• M20: 1,980,077 km (0.049 R)
• M21: 2,104,692 km (0.113 R)
• M22: 2,254,141 km (0.119 R)
• M23: 2,407,030 km (0.082 R)
• M24: 2,572,934 km (0.102 R)
• M25: 2,814,385 km (0.066 R)
• M26: 2,891,727 km (0.107 R)
• M27: 3,013,948 km (0.106 R)
• M28: 3,132,879 km (0.082 R)
• M29: 3,233,259 km (0.111 R)
• M30: 3,442,397 km (0.078 R)
• M31: 3,593,191 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.9

Radius: 9.7

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.02 AU - 1.36 AU

Year: 896 Days

Day: 10.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 9,836,218 km

• M1: 122,820 km (0.117 R)
• M2: 230,830 km (0.083 R)
• M3: 295,007 km (0.103 R)
• M4: 371,452 km (0.039 R)
• M5: 460,462 km (0.059 R)
• M6: 573,558 km (0.088 R)
• M7: 709,991 km (0.113 R)
• M8: 834,906 km (0.091 R)
• M9: 1,081,742 km (0.104 R)
• M10: 1,190,201 km (0.094 R)
• M11: 1,302,698 km (0.082 R)
• M12: 1,379,592 km (0.109 R)
• M13: 1,608,177 km (0.091 R)
• M14: 1,727,107 km (0.099 R)
• M15: 1,787,695 km (0.096 R)
• M16: 1,911,262 km (0.081 R)
• M17: 2,005,659 km (0.086 R)
• M18: 2,494,993 km (0.113 R)
• M19: 2,668,527 km (0.098 R)
• M20: 2,867,791 km (0.053 R)
• M21: 2,940,197 km (0.085 R)
• M22: 3,035,191 km (0.07 R)
• M23: 3,190,773 km (0.094 R)
• M24: 3,265,871 km (0.078 R)
• M25: 3,341,568 km (0.115 R)
• M26: 3,463,789 km (0.107 R)
• M27: 3,579,877 km (0.101 R)
• M28: 3,697,162 km (0.101 R)
• M29: 3,807,864 km (0.11 R)
• M30: 4,008,325 km (0.119 R)
• M31: 4,097,635 km (0.057 R)
• M32: 4,294,805 km (0.111 R)
• M33: 4,386,210 km (0.119 R)
• M34: 4,571,113 km (0.083 R)
• M35: 4,690,043 km (0.088 R)
• M36: 4,827,374 km (0.117 R)
• M37: 4,887,811 km (0.063 R)
• M38: 4,983,404 km (0.092 R)
• M39: 5,061,943 km (0.078 R)
• M40: 5,264,798 km (0.074 R)
• M41: 5,327,180 km (0.096 R)
• M42: 5,470,345 km (0.108 R)
• M43: 5,742,613 km (0.098 R)
• M44: 5,871,118 km (0.091 R)
• M45: 6,056,320 km (0.116 R)
• M46: 6,131,119 km (0.105 R)
• M47: 6,215,492 km (0.113 R)
• M48: 6,328,588 km (0.097 R)

Asteroid Belt

Center: 1.48 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.1

Radius: 13.9

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.47 AU - 2.07 AU

Year: 1625 Days

Day: 12.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 9,836,218 km

• M1: 206,744 km (0.109 R)
• M2: 353,949 km (0.086 R)
• M3: 512,074 km (0.029 R)
• M4: 613,052 km (0.059 R)
• M5: 856,149 km (0.108 R)
• M6: 981,661 km (0.095 R)
• M7: 1,069,176 km (0.098 R)
• M8: 1,215,483 km (0.048 R)
• M9: 1,448,107 km (0.107 R)
• M10: 1,590,824 km (0.109 R)
• M11: 1,792,332 km (0.083 R)
• M12: 1,935,348 km (0.095 R)
• M13: 2,025,406 km (0.11 R)
• M14: 2,375,913 km (0.104 R)
• M15: 2,497,088 km (0.095 R)
• M16: 2,695,604 km (0.1 R)
• M17: 2,912,371 km (0.118 R)
• M18: 3,095,180 km (0.076 R)
• M19: 3,268,564 km (0.074 R)
• M20: 3,431,476 km (0.086 R)
• M21: 3,652,881 km (0.116 R)
• M22: 3,779,590 km (0.059 R)
• M23: 4,124,862 km (0.076 R)
• M24: 4,227,486 km (0.109 R)
• M25: 4,316,048 km (0.084 R)
• M26: 4,450,387 km (0.095 R)
• M27: 4,616,291 km (0.067 R)
• M28: 4,707,695 km (0.079 R)
• M29: 5,158,135 km (0.117 R)
• M30: 5,284,844 km (0.058 R)
• M31: 5,509,241 km (0.095 R)
• M32: 6,000,520 km (0.069 R)
• M33: 6,336,068 km (0.095 R)
• M34: 6,506,161 km (0.095 R)
• M35: 7,254,898 km (0.111 R)
• M36: 7,379,513 km (0.102 R)
• M37: 7,486,775 km (0.038 R)
• M38: 7,721,045 km (0.111 R)
• M39: 7,884,705 km (0.047 R)
• M40: 8,363,867 km (0.074 R)
• M41: 8,644,663 km (0.062 R)
• M42: 8,757,908 km (0.072 R)
• M43: 8,890,601 km (0.086 R)
• M44: 9,138,784 km (0.119 R)
• M45: 9,350,765 km (0.056 R)
• M46: 9,525,345 km (0.112 R)
• M47: 9,838,304 km (0.104 R)
• M48: 10,134,807 km (0.084 R)
• M49: 10,314,324 km (0.092 R)
• M50: 10,635,810 km (0.111 R)
• M51: 10,736,938 km (0.111 R)
• M52: 10,919,747 km (0.112 R)
• M53: 11,206,376 km (0.083 R)
• M54: 11,412,672 km (0.052 R)
• M55: 12,462,699 km (0.099 R)
• M56: 12,848,213 km (0.101 R)
• M57: 12,977,615 km (0.092 R)
• M58: 13,107,466 km (0.051 R)
• M59: 13,368,515 km (0.036 R)
• M60: 13,785,294 km (0.06 R)
• M61: 13,917,838 km (0.06 R)
• M62: 14,050,830 km (0.116 R)
• M63: 14,857,313 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.1

Radius: 14

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.05 AU - 2.37 AU

Year: 2268 Days

Day: 8.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 9,836,218 km

• M1: 175,030 km (0.106 R)
• M2: 278,850 km (0.086 R)
• M3: 457,021 km (0.114 R)
• M4: 626,965 km (0.071 R)
• M5: 809,923 km (0.085 R)
• M6: 1,232,986 km (0.11 R)
• M7: 1,462,469 km (0.056 R)
• M8: 1,613,413 km (0.04 R)
• M9: 1,785,600 km (0.111 R)
• M10: 2,072,828 km (0.072 R)
• M11: 2,419,596 km (0.114 R)
• M12: 2,554,533 km (0.078 R)
• M13: 2,719,988 km (0.08 R)
• M14: 2,889,034 km (0.037 R)
• M15: 3,149,334 km (0.086 R)
• M16: 3,377,172 km (0.067 R)
• M17: 3,478,001 km (0.085 R)
• M18: 3,693,123 km (0.111 R)
• M19: 4,136,680 km (0.083 R)
• M20: 4,408,948 km (0.112 R)
• M21: 5,005,545 km (0.074 R)
• M22: 5,190,897 km (0.087 R)
• M23: 5,437,434 km (0.113 R)
• M24: 5,532,428 km (0.097 R)
• M25: 5,905,675 km (0.068 R)
• M26: 6,563,158 km (0.035 R)
• M27: 7,023,022 km (0.091 R)
• M28: 7,639,215 km (0.103 R)
• M29: 7,839,676 km (0.032 R)
• M30: 7,987,778 km (0.051 R)
• M31: 8,561,636 km (0.095 R)
• M32: 8,965,700 km (0.087 R)
• M33: 9,106,621 km (0.091 R)
• M34: 9,205,655 km (0.081 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 13,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit