🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.54 AU - 0.74 AU

Year: 331 Days

Day: 43.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.4

Radius: 13.9

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.6 AU - 0.82 AU

Year: 386 Days

Day: 13.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 24,431,002 km

• M1: 185,352 km (0.096 R)
• M2: 306,376 km (0.112 R)
• M3: 400,025 km (0.109 R)
• M4: 518,357 km (0.054 R)
• M5: 627,713 km (0.112 R)
• M6: 724,353 km (0.067 R)
• M7: 834,906 km (0.117 R)
• M8: 1,057,807 km (0.095 R)
• M9: 1,159,084 km (0.073 R)
• M10: 1,268,590 km (0.11 R)
• M11: 1,367,474 km (0.079 R)
• M12: 1,493,884 km (0.087 R)
• M13: 1,686,118 km (0.109 R)
• M14: 1,795,922 km (0.087 R)
• M15: 1,892,114 km (0.086 R)
• M16: 2,012,241 km (0.09 R)
• M17: 2,151,816 km (0.04 R)
• M18: 2,405,683 km (0.115 R)
• M19: 2,675,857 km (0.07 R)
• M20: 2,949,621 km (0.115 R)
• M21: 3,051,497 km (0.108 R)
• M22: 3,206,630 km (0.091 R)
• M23: 3,357,874 km (0.104 R)
• M24: 3,565,366 km (0.119 R)
• M25: 3,660,660 km (0.108 R)
• M26: 3,763,583 km (0.044 R)
• M27: 4,014,608 km (0.078 R)
• M28: 4,128,004 km (0.084 R)
• M29: 4,387,257 km (0.097 R)
• M30: 4,577,695 km (0.103 R)
• M31: 4,891,402 km (0.12 R)
• M32: 5,089,170 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340

Radius: 12.9

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.57 AU - 0.87 AU

Year: 394 Days

Day: 13.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 24,431,002 km

• M1: 163,510 km (0.055 R)
• M2: 252,671 km (0.081 R)
• M3: 347,665 km (0.061 R)
• M4: 444,455 km (0.05 R)
• M5: 579,991 km (0.053 R)
• M6: 677,379 km (0.107 R)
• M7: 884,722 km (0.064 R)
• M8: 967,300 km (0.099 R)
• M9: 1,060,499 km (0.066 R)
• M10: 1,156,990 km (0.034 R)
• M11: 1,330,374 km (0.103 R)
• M12: 1,499,719 km (0.078 R)
• M13: 1,591,721 km (0.063 R)
• M14: 1,735,634 km (0.104 R)
• M15: 1,960,031 km (0.066 R)
• M16: 2,046,648 km (0.072 R)
• M17: 2,149,572 km (0.112 R)
• M18: 2,254,141 km (0.109 R)
• M19: 2,335,073 km (0.112 R)
• M20: 2,505,166 km (0.109 R)
• M21: 2,594,476 km (0.111 R)
• M22: 2,695,454 km (0.101 R)
• M23: 2,792,543 km (0.081 R)
• M24: 2,885,294 km (0.09 R)
• M25: 3,001,232 km (0.079 R)
• M26: 3,152,775 km (0.105 R)
• M27: 3,249,565 km (0.042 R)
• M28: 3,387,793 km (0.114 R)
• M29: 3,516,298 km (0.088 R)
• M30: 3,796,495 km (0.063 R)
• M31: 3,979,154 km (0.073 R)
• M32: 4,090,305 km (0.043 R)
• M33: 4,189,788 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804

Radius: 11.8

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.65 AU - 0.83 AU

Year: 411 Days

Day: 5.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 24,431,002 km

• M1: 174,282 km (0.066 R)
• M2: 262,694 km (0.068 R)
• M3: 358,137 km (0.043 R)
• M4: 438,172 km (0.035 R)
• M5: 569,519 km (0.077 R)
• M6: 656,585 km (0.105 R)
• M7: 782,098 km (0.118 R)
• M8: 898,784 km (0.094 R)
• M9: 1,045,390 km (0.096 R)
• M10: 1,200,373 km (0.104 R)
• M11: 1,306,438 km (0.119 R)
• M12: 1,384,229 km (0.077 R)
• M13: 1,469,051 km (0.097 R)
• M14: 1,555,668 km (0.118 R)
• M15: 1,638,695 km (0.077 R)
• M16: 1,723,068 km (0.032 R)
• M17: 1,879,099 km (0.101 R)
• M18: 1,973,794 km (0.12 R)
• M19: 2,094,370 km (0.073 R)
• M20: 2,261,471 km (0.086 R)
• M21: 2,471,656 km (0.088 R)
• M22: 2,582,508 km (0.12 R)
• M23: 2,688,423 km (0.052 R)
• M24: 2,762,025 km (0.048 R)
• M25: 2,890,979 km (0.074 R)
• M26: 2,966,526 km (0.108 R)
• M27: 3,147,689 km (0.093 R)
• M28: 3,261,234 km (0.083 R)
• M29: 3,455,711 km (0.058 R)
• M30: 3,833,745 km (0.07 R)
• M31: 3,909,441 km (0.112 R)
• M32: 3,985,736 km (0.097 R)
• M33: 4,062,330 km (0.03 R)
• M34: 4,295,553 km (0.107 R)
• M35: 4,374,242 km (0.089 R)
• M36: 4,759,007 km (0.056 R)
• M37: 4,840,538 km (0.086 R)
• M38: 5,071,368 km (0.054 R)
• M39: 5,171,299 km (0.12 R)
• M40: 5,263,601 km (0.085 R)
• M41: 5,356,501 km (0.03 R)
• M42: 5,595,409 km (0.097 R)
• M43: 5,690,105 km (0.068 R)
• M44: 5,794,225 km (0.114 R)
• M45: 5,960,278 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.6

Radius: 10.5

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.66 AU - 0.98 AU

Year: 479 Days

Day: 12.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 24,431,002 km

• M1: 136,732 km (0.089 R)
• M2: 225,893 km (0.119 R)
• M3: 299,944 km (0.059 R)
• M4: 374,294 km (0.08 R)
• M5: 457,171 km (0.102 R)
• M6: 544,087 km (0.053 R)
• M7: 617,540 km (0.087 R)
• M8: 699,071 km (0.118 R)
• M9: 842,386 km (0.072 R)
• M10: 948,451 km (0.091 R)
• M11: 1,079,199 km (0.095 R)
• M12: 1,221,317 km (0.086 R)
• M13: 1,300,155 km (0.054 R)
• M14: 1,435,541 km (0.11 R)
• M15: 1,536,071 km (0.115 R)
• M16: 1,627,326 km (0.117 R)
• M17: 1,697,188 km (0.075 R)
• M18: 1,768,097 km (0.08 R)
• M19: 1,845,888 km (0.114 R)
• M20: 1,931,159 km (0.11 R)
• M21: 2,042,759 km (0.1 R)
• M22: 2,214,348 km (0.107 R)
• M23: 2,305,303 km (0.11 R)
• M24: 2,404,038 km (0.079 R)
• M25: 2,612,727 km (0.083 R)
• M26: 2,709,068 km (0.11 R)
• M27: 2,785,512 km (0.09 R)
• M28: 2,876,917 km (0.064 R)
• M29: 3,069,898 km (0.08 R)
• M30: 3,178,955 km (0.099 R)
• M31: 3,311,498 km (0.088 R)
• M32: 3,498,795 km (0.044 R)
• M33: 3,697,461 km (0.047 R)
• M34: 3,986,334 km (0.046 R)
• M35: 4,226,140 km (0.057 R)
• M36: 4,520,249 km (0.043 R)
• M37: 4,619,732 km (0.047 R)
• M38: 4,686,452 km (0.082 R)
• M39: 4,761,999 km (0.045 R)
• M40: 5,197,479 km (0.036 R)
• M41: 5,371,760 km (0.065 R)
• M42: 5,486,053 km (0.034 R)
• M43: 5,592,417 km (0.1 R)
• M44: 5,861,095 km (0.111 R)
• M45: 6,051,832 km (0.084 R)
• M46: 6,124,986 km (0.116 R)
• M47: 6,235,239 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.1

Radius: 11.2

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.8 AU - 1.04 AU

Year: 570 Days

Day: 7.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 24,431,002 km

• M1: 144,512 km (0.1 R)
• M2: 217,366 km (0.045 R)
• M3: 384,467 km (0.083 R)
• M4: 473,178 km (0.074 R)
• M5: 553,662 km (0.093 R)
• M6: 721,959 km (0.118 R)
• M7: 793,467 km (0.114 R)
• M8: 872,604 km (0.06 R)
• M9: 1,099,993 km (0.037 R)
• M10: 1,195,437 km (0.116 R)
• M11: 1,431,352 km (0.104 R)
• M12: 1,511,387 km (0.033 R)
• M13: 1,599,351 km (0.095 R)
• M14: 1,708,557 km (0.11 R)
• M15: 1,982,621 km (0.075 R)
• M16: 2,065,647 km (0.087 R)
• M17: 2,206,569 km (0.118 R)
• M18: 2,328,790 km (0.115 R)
• M19: 2,438,744 km (0.116 R)
• M20: 2,520,425 km (0.066 R)
• M21: 2,786,709 km (0.1 R)
• M22: 2,974,754 km (0.091 R)
• M23: 3,070,197 km (0.071 R)
• M24: 3,264,525 km (0.102 R)
• M25: 3,437,909 km (0.079 R)
• M26: 3,546,816 km (0.042 R)
• M27: 3,880,419 km (0.111 R)
• M28: 3,967,635 km (0.074 R)
• M29: 4,046,622 km (0.085 R)
• M30: 4,269,074 km (0.106 R)
• M31: 4,359,132 km (0.047 R)
• M32: 4,477,315 km (0.057 R)
• M33: 4,587,269 km (0.06 R)
• M34: 4,661,021 km (0.112 R)
• M35: 5,055,211 km (0.105 R)
• M36: 5,150,655 km (0.093 R)
• M37: 5,256,420 km (0.088 R)
• M38: 5,440,725 km (0.12 R)
• M39: 5,538,562 km (0.113 R)
• M40: 5,617,250 km (0.103 R)
• M41: 5,785,847 km (0.102 R)
• M42: 6,036,723 km (0.083 R)
• M43: 6,127,978 km (0.07 R)
• M44: 6,229,854 km (0.07 R)
• M45: 6,383,790 km (0.1 R)
• M46: 6,507,807 km (0.114 R)
• M47: 6,590,983 km (0.087 R)
• M48: 6,726,967 km (0.101 R)
• M49: 6,842,607 km (0.071 R)
• M50: 6,980,237 km (0.065 R)
• M51: 7,183,091 km (0.117 R)
• M52: 7,344,657 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.5

Radius: 12.1

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.93 AU - 1.19 AU

Year: 705 Days

Day: 10.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 24,431,002 km

• M1: 221,854 km (0.12 R)
• M2: 359,633 km (0.082 R)
• M3: 472,580 km (0.05 R)
• M4: 595,848 km (0.105 R)
• M5: 674,836 km (0.06 R)
• M6: 774,169 km (0.115 R)
• M7: 896,241 km (0.12 R)
• M8: 1,079,947 km (0.089 R)
• M9: 1,199,027 km (0.042 R)
• M10: 1,423,723 km (0.109 R)
• M11: 1,569,581 km (0.071 R)
• M12: 1,891,964 km (0.061 R)
• M13: 1,998,927 km (0.102 R)
• M14: 2,211,356 km (0.082 R)
• M15: 2,406,581 km (0.093 R)
• M16: 2,531,495 km (0.061 R)
• M17: 2,633,072 km (0.075 R)
• M18: 2,875,421 km (0.056 R)
• M19: 3,044,167 km (0.078 R)
• M20: 3,161,452 km (0.029 R)
• M21: 3,354,283 km (0.098 R)
• M22: 3,551,154 km (0.102 R)
• M23: 3,742,191 km (0.049 R)
• M24: 3,887,600 km (0.062 R)
• M25: 3,975,863 km (0.087 R)
• M26: 4,224,494 km (0.04 R)
• M27: 4,622,724 km (0.105 R)
• M28: 4,726,844 km (0.05 R)
• M29: 4,863,427 km (0.069 R)
• M30: 4,979,964 km (0.062 R)
• M31: 5,259,113 km (0.093 R)
• M32: 5,378,791 km (0.086 R)
• M33: 5,488,447 km (0.072 R)
• M34: 5,765,652 km (0.058 R)
• M35: 5,923,028 km (0.048 R)
• M36: 6,241,971 km (0.074 R)
• M37: 6,345,792 km (0.106 R)
• M38: 6,496,587 km (0.05 R)
• M39: 6,707,520 km (0.046 R)
• M40: 6,813,734 km (0.077 R)
• M41: 6,896,911 km (0.039 R)
• M42: 7,052,044 km (0.12 R)
• M43: 7,160,203 km (0.08 R)
• M44: 7,438,904 km (0.115 R)
• M45: 7,820,528 km (0.08 R)
• M46: 8,044,925 km (0.102 R)
• M47: 8,120,322 km (0.095 R)
• M48: 8,309,563 km (0.054 R)
• M49: 8,398,424 km (0.114 R)
• M50: 8,551,463 km (0.11 R)
• M51: 8,692,534 km (0.104 R)

Asteroid Belt

Center: 1.72 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.5

Radius: 8.5

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.26 AU - 2.48 AU

Year: 2356 Days

Day: 8 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 24,431,002 km

• M1: 106,214 km (0.093 R)
• M2: 223,050 km (0.114 R)
• M3: 347,965 km (0.098 R)
• M4: 410,945 km (0.119 R)
• M5: 506,987 km (0.08 R)
• M6: 565,630 km (0.091 R)
• M7: 626,965 km (0.055 R)
• M8: 869,313 km (0.079 R)
• M9: 987,645 km (0.073 R)
• M10: 1,063,192 km (0.058 R)
• M11: 1,449,155 km (0.083 R)
• M12: 1,503,159 km (0.076 R)
• M13: 1,579,903 km (0.077 R)
• M14: 1,691,802 km (0.113 R)
• M15: 1,771,837 km (0.056 R)
• M16: 1,864,737 km (0.089 R)
• M17: 2,141,194 km (0.077 R)
• M18: 2,278,226 km (0.028 R)
• M19: 2,417,950 km (0.086 R)
• M20: 2,560,816 km (0.092 R)
• M21: 2,733,153 km (0.1 R)
• M22: 3,005,720 km (0.088 R)
• M23: 3,075,283 km (0.111 R)
• M24: 3,145,295 km (0.103 R)
• M25: 3,201,843 km (0.109 R)
• M26: 3,287,114 km (0.042 R)
• M27: 3,358,771 km (0.089 R)
• M28: 3,503,881 km (0.117 R)
• M29: 4,181,859 km (0.067 R)
• M30: 4,448,442 km (0.114 R)
• M31: 5,047,881 km (0.094 R)
• M32: 5,180,873 km (0.088 R)
• M33: 5,264,499 km (0.09 R)
• M34: 5,467,353 km (0.091 R)
• M35: 5,915,399 km (0.098 R)
• M36: 6,038,069 km (0.074 R)
• M37: 6,447,070 km (0.119 R)
• M38: 6,501,075 km (0.073 R)
• M39: 6,920,248 km (0.094 R)
• M40: 7,012,550 km (0.108 R)
• M41: 7,086,750 km (0.119 R)
• M42: 7,142,550 km (0.11 R)
• M43: 7,198,500 km (0.087 R)
• M44: 7,442,494 km (0.082 R)
• M45: 8,112,992 km (0.059 R)
• M46: 8,268,873 km (0.114 R)
• M47: 8,603,673 km (0.086 R)
• M48: 8,902,868 km (0.109 R)
• M49: 9,104,078 km (0.081 R)
• M50: 9,799,708 km (0.078 R)
• M51: 9,903,529 km (0.118 R)
• M52: 9,965,911 km (0.076 R)
• M53: 10,049,387 km (0.057 R)
• M54: 10,258,973 km (0.109 R)
• M55: 10,322,253 km (0.111 R)
• M56: 10,406,626 km (0.111 R)
• M57: 10,470,056 km (0.095 R)
• M58: 10,661,391 km (0.076 R)
• M59: 11,025,662 km (0.038 R)
• M60: 11,263,523 km (0.072 R)
• M61: 11,372,281 km (0.112 R)
• M62: 11,678,507 km (0.11 R)
• M63: 11,876,874 km (0.092 R)
• M64: 12,120,868 km (0.12 R)
• M65: 12,299,339 km (0.052 R)
• M66: 12,411,238 km (0.108 R)
• M67: 12,862,575 km (0.073 R)
• M68: 12,930,642 km (0.077 R)
• M69: 13,365,074 km (0.048 R)
• M70: 13,850,968 km (0.109 R)
• M71: 14,154,502 km (0.097 R)
• M72: 14,342,546 km (0.106 R)
• M73: 14,460,429 km (0.07 R)
• M74: 14,649,671 km (0.119 R)
• M75: 14,863,596 km (0.117 R)
• M76: 15,246,417 km (0.075 R)
• M77: 15,463,334 km (0.062 R)
• M78: 16,144,303 km (0.112 R)
• M79: 16,266,973 km (0.03 R)
• M80: 16,587,412 km (0.033 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.4

Radius: 7.6

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.48 AU - 10.04 AU

Year: 18194 Days

Day: 23.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 24,431,002 km

• M1: 479,312 km (0.102 R)
• M2: 645,216 km (0.087 R)
• M3: 751,580 km (0.043 R)
• M4: 1,157,140 km (0.112 R)
• M5: 1,579,604 km (0.057 R)
• M6: 1,755,381 km (0.085 R)
• M7: 2,849,241 km (0.101 R)
• M8: 2,920,150 km (0.119 R)
• M9: 3,118,368 km (0.109 R)
• M10: 3,228,322 km (0.068 R)
• M11: 3,974,067 km (0.061 R)
• M12: 4,234,218 km (0.096 R)
• M13: 4,315,300 km (0.113 R)
• M14: 4,458,615 km (0.059 R)
• M15: 4,961,862 km (0.051 R)
• M16: 5,505,202 km (0.086 R)
• M17: 5,638,493 km (0.104 R)
• M18: 6,343,847 km (0.035 R)
• M19: 6,483,572 km (0.071 R)
• M20: 7,294,542 km (0.112 R)
• M21: 7,886,052 km (0.107 R)
• M22: 8,162,359 km (0.114 R)
• M23: 8,314,500 km (0.104 R)
• M24: 9,088,819 km (0.08 R)
• M25: 10,539,918 km (0.105 R)
• M26: 11,039,425 km (0.117 R)
• M27: 12,467,337 km (0.047 R)
• M28: 12,730,480 km (0.12 R)
• M29: 13,143,370 km (0.076 R)
• M30: 15,367,142 km (0.087 R)
• M31: 15,743,680 km (0.098 R)
• M32: 18,033,275 km (0.094 R)
• M33: 18,231,493 km (0.041 R)
• M34: 18,696,891 km (0.105 R)
• M35: 18,763,612 km (0.104 R)
• M36: 22,238,471 km (0.075 R)
• M37: 22,949,809 km (0.117 R)
• M38: 23,704,531 km (0.117 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 18,776 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit