🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.49 AU - 0.57 AU

Year: 253 Days

Day: 47.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.43 AU - 0.71 AU

Year: 282 Days

Day: 42.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.63 AU - 0.71 AU

Year: 360 Days

Day: 40.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.2

Radius: 14.6

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.83 AU - 1.37 AU

Year: 757 Days

Day: 5.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 24,153,490 km

• M1: 194,776 km (0.101 R)
• M2: 326,722 km (0.119 R)
• M3: 489,035 km (0.096 R)
• M4: 604,824 km (0.111 R)
• M5: 788,530 km (0.078 R)
• M6: 926,011 km (0.104 R)
• M7: 1,045,689 km (0.114 R)
• M8: 1,182,422 km (0.095 R)
• M9: 1,284,896 km (0.1 R)
• M10: 1,426,715 km (0.047 R)
• M11: 1,713,793 km (0.091 R)
• M12: 1,805,048 km (0.117 R)
• M13: 2,054,577 km (0.095 R)
• M14: 2,187,270 km (0.109 R)
• M15: 2,410,171 km (0.056 R)
• M16: 2,671,070 km (0.049 R)
• M17: 2,801,220 km (0.112 R)
• M18: 3,012,303 km (0.065 R)
• M19: 3,253,305 km (0.105 R)
• M20: 3,368,046 km (0.073 R)
• M21: 3,567,760 km (0.094 R)
• M22: 3,703,295 km (0.093 R)
• M23: 3,866,357 km (0.054 R)
• M24: 4,014,309 km (0.068 R)
• M25: 4,120,075 km (0.105 R)
• M26: 4,478,960 km (0.089 R)
• M27: 4,570,365 km (0.117 R)
• M28: 4,876,442 km (0.036 R)
• M29: 4,998,813 km (0.106 R)
• M30: 5,150,954 km (0.087 R)
• M31: 5,333,613 km (0.111 R)
• M32: 5,715,387 km (0.108 R)
• M33: 5,824,743 km (0.051 R)
• M34: 5,995,135 km (0.066 R)
• M35: 6,146,827 km (0.114 R)
• M36: 6,423,134 km (0.053 R)
• M37: 6,526,506 km (0.103 R)
• M38: 6,672,215 km (0.105 R)
• M39: 6,903,343 km (0.043 R)
• M40: 7,137,165 km (0.093 R)
• M41: 7,362,908 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.5

Radius: 10

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.06 AU - 1.68 AU

Year: 1052 Days

Day: 5.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 24,153,490 km

• M1: 125,812 km (0.056 R)
• M2: 201,808 km (0.057 R)
• M3: 276,457 km (0.113 R)
• M4: 366,216 km (0.064 R)
• M5: 545,434 km (0.106 R)
• M6: 760,107 km (0.073 R)
• M7: 863,928 km (0.039 R)
• M8: 1,044,343 km (0.092 R)
• M9: 1,129,913 km (0.107 R)
• M10: 1,211,743 km (0.065 R)
• M11: 1,308,682 km (0.074 R)
• M12: 1,773,932 km (0.116 R)
• M13: 2,192,506 km (0.079 R)
• M14: 2,280,021 km (0.098 R)
• M15: 2,786,111 km (0.079 R)
• M16: 2,915,962 km (0.116 R)
• M17: 3,012,452 km (0.067 R)
• M18: 3,235,802 km (0.076 R)
• M19: 3,299,381 km (0.038 R)
• M20: 3,464,687 km (0.119 R)
• M21: 3,557,737 km (0.092 R)
• M22: 3,670,533 km (0.081 R)
• M23: 3,841,973 km (0.109 R)
• M24: 3,977,059 km (0.094 R)
• M25: 4,202,653 km (0.113 R)
• M26: 4,272,066 km (0.053 R)
• M27: 4,361,975 km (0.052 R)
• M28: 4,686,901 km (0.053 R)
• M29: 4,789,974 km (0.078 R)
• M30: 4,988,191 km (0.086 R)
• M31: 5,061,794 km (0.1 R)
• M32: 5,146,466 km (0.088 R)
• M33: 5,533,176 km (0.096 R)
• M34: 5,686,215 km (0.107 R)
• M35: 5,829,530 km (0.03 R)
• M36: 5,929,461 km (0.109 R)
• M37: 6,041,061 km (0.088 R)
• M38: 6,130,970 km (0.101 R)
• M39: 6,278,024 km (0.109 R)
• M40: 6,368,980 km (0.054 R)
• M41: 6,854,275 km (0.06 R)
• M42: 6,936,404 km (0.119 R)
• M43: 7,160,652 km (0.1 R)
• M44: 7,447,580 km (0.07 R)
• M45: 7,628,743 km (0.115 R)
• M46: 7,713,865 km (0.087 R)
• M47: 7,860,471 km (0.043 R)
• M48: 8,069,608 km (0.098 R)
• M49: 8,280,691 km (0.101 R)
• M50: 8,518,851 km (0.031 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.8

Radius: 12.6

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.68 AU - 2.1 AU

Year: 1705 Days

Day: 7.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 24,153,490 km

• M1: 170,392 km (0.105 R)
• M2: 318,344 km (0.104 R)
• M3: 468,092 km (0.113 R)
• M4: 554,410 km (0.109 R)
• M5: 647,310 km (0.1 R)
• M6: 942,915 km (0.068 R)
• M7: 1,065,137 km (0.108 R)
• M8: 1,149,809 km (0.119 R)
• M9: 1,426,266 km (0.09 R)
• M10: 1,576,762 km (0.113 R)
• M11: 1,749,397 km (0.068 R)
• M12: 1,946,119 km (0.115 R)
• M13: 2,232,150 km (0.109 R)
• M14: 2,324,302 km (0.101 R)
• M15: 2,628,285 km (0.106 R)
• M16: 2,745,719 km (0.115 R)
• M17: 2,905,041 km (0.06 R)
• M18: 3,016,342 km (0.116 R)
• M19: 3,551,304 km (0.085 R)
• M20: 3,747,427 km (0.047 R)
• M21: 3,857,830 km (0.088 R)
• M22: 4,059,488 km (0.077 R)
• M23: 4,218,810 km (0.083 R)
• M24: 4,391,745 km (0.1 R)
• M25: 4,555,405 km (0.12 R)
• M26: 4,744,945 km (0.085 R)
• M27: 5,095,154 km (0.105 R)
• M28: 5,217,974 km (0.12 R)
• M29: 5,466,456 km (0.098 R)
• M30: 5,579,552 km (0.103 R)
• M31: 5,756,975 km (0.089 R)
• M32: 5,872,165 km (0.112 R)
• M33: 6,039,715 km (0.067 R)
• M34: 6,274,583 km (0.075 R)
• M35: 6,353,571 km (0.115 R)
• M36: 6,538,923 km (0.079 R)
• M37: 6,645,885 km (0.1 R)
• M38: 6,820,616 km (0.061 R)
• M39: 6,983,378 km (0.026 R)
• M40: 7,133,724 km (0.093 R)
• M41: 7,479,445 km (0.081 R)
• M42: 7,930,034 km (0.083 R)
• M43: 8,101,173 km (0.086 R)
• M44: 8,345,916 km (0.079 R)
• M45: 8,607,712 km (0.11 R)
• M46: 8,695,675 km (0.034 R)
• M47: 8,901,821 km (0.095 R)
• M48: 9,530,282 km (0.055 R)
• M49: 9,988,051 km (0.119 R)
• M50: 10,204,071 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.3

Radius: 11.5

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.13 AU - 5.43 AU

Year: 6856 Days

Day: 6 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 24,153,490 km

• M1: 274,961 km (0.033 R)
• M2: 353,201 km (0.104 R)
• M3: 466,596 km (0.028 R)
• M4: 679,025 km (0.098 R)
• M5: 782,696 km (0.101 R)
• M6: 876,195 km (0.05 R)
• M7: 990,488 km (0.046 R)
• M8: 1,181,075 km (0.035 R)
• M9: 1,441,375 km (0.069 R)
• M10: 2,149,572 km (0.089 R)
• M11: 2,928,528 km (0.118 R)
• M12: 3,079,023 km (0.079 R)
• M13: 3,335,733 km (0.116 R)
• M14: 3,440,452 km (0.099 R)
• M15: 4,119,477 km (0.088 R)
• M16: 4,232,124 km (0.12 R)
• M17: 4,869,411 km (0.097 R)
• M18: 5,199,424 km (0.06 R)
• M19: 5,505,800 km (0.066 R)
• M20: 5,599,000 km (0.104 R)
• M21: 5,723,914 km (0.08 R)
• M22: 6,856,519 km (0.11 R)
• M23: 7,158,857 km (0.071 R)
• M24: 7,534,347 km (0.055 R)
• M25: 7,637,869 km (0.103 R)
• M26: 7,811,402 km (0.102 R)
• M27: 7,916,271 km (0.107 R)
• M28: 8,021,587 km (0.101 R)
• M29: 8,627,010 km (0.112 R)
• M30: 8,807,874 km (0.053 R)
• M31: 9,210,292 km (0.08 R)
• M32: 10,299,813 km (0.115 R)
• M33: 10,568,940 km (0.069 R)
• M34: 11,469,669 km (0.056 R)
• M35: 11,628,841 km (0.097 R)
• M36: 12,070,304 km (0.081 R)
• M37: 12,191,628 km (0.076 R)
• M38: 12,394,782 km (0.109 R)
• M39: 12,558,143 km (0.062 R)
• M40: 13,052,564 km (0.111 R)
• M41: 13,763,752 km (0.115 R)
• M42: 13,975,433 km (0.084 R)
• M43: 14,188,161 km (0.115 R)
• M44: 14,616,759 km (0.108 R)
• M45: 14,702,928 km (0.1 R)
• M46: 14,919,396 km (0.083 R)
• M47: 17,596,749 km (0.12 R)
• M48: 18,196,187 km (0.079 R)
• M49: 18,521,712 km (0.106 R)
• M50: 18,849,332 km (0.1 R)
• M51: 19,037,227 km (0.094 R)
• M52: 20,322,572 km (0.066 R)
• M53: 20,418,913 km (0.098 R)
• M54: 20,902,712 km (0.073 R)
• M55: 21,243,795 km (0.083 R)
• M56: 22,426,815 km (0.107 R)
• M57: 22,976,139 km (0.117 R)
• M58: 23,328,142 km (0.118 R)
• M59: 23,833,933 km (0.102 R)
• M60: 24,037,236 km (0.103 R)
• M61: 24,908,045 km (0.108 R)
• M62: 25,011,118 km (0.074 R)
• M63: 25,217,713 km (0.104 R)
• M64: 26,102,435 km (0.1 R)
• M65: 26,680,182 km (0.086 R)
• M66: 27,050,137 km (0.117 R)
• M67: 27,474,995 km (0.109 R)
• M68: 27,688,172 km (0.1 R)
• M69: 27,848,541 km (0.075 R)
• M70: 28,062,765 km (0.068 R)
• M71: 28,439,004 km (0.079 R)
• M72: 31,174,401 km (0.116 R)
• M73: 31,619,754 km (0.057 R)
• M74: 32,123,450 km (0.042 R)
• M75: 32,291,897 km (0.1 R)
• M76: 32,855,582 km (0.053 R)
• M77: 33,081,924 km (0.086 R)
• M78: 35,142,634 km (0.054 R)
• M79: 35,722,476 km (0.104 R)
• M80: 36,130,130 km (0.097 R)
• M81: 36,832,791 km (0.056 R)
• M82: 39,267,047 km (0.046 R)
• M83: 39,868,581 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 189.4

Radius: 6.9

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.36 AU - 6.88 AU

Year: 9932 Days

Day: 16.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 24,153,490 km

• M1: 86,767 km (0.102 R)
• M2: 223,350 km (0.087 R)
• M3: 271,670 km (0.075 R)
• M4: 827,127 km (0.085 R)
• M5: 881,281 km (0.109 R)
• M6: 979,268 km (0.08 R)
• M7: 1,155,644 km (0.067 R)
• M8: 1,263,354 km (0.095 R)
• M9: 1,657,694 km (0.12 R)
• M10: 1,709,604 km (0.057 R)
• M11: 1,833,023 km (0.094 R)
• M12: 2,125,786 km (0.111 R)
• M13: 2,796,283 km (0.069 R)
• M14: 3,284,571 km (0.107 R)
• M15: 3,394,226 km (0.099 R)
• M16: 3,937,566 km (0.105 R)
• M17: 4,219,258 km (0.115 R)
• M18: 4,434,978 km (0.102 R)
• M19: 4,483,299 km (0.085 R)
• M20: 4,629,605 km (0.087 R)
• M21: 4,678,823 km (0.117 R)
• M22: 4,852,057 km (0.079 R)
• M23: 4,902,023 km (0.069 R)
• M24: 5,103,382 km (0.087 R)
• M25: 5,256,121 km (0.087 R)
• M26: 6,042,707 km (0.036 R)
• M27: 6,231,499 km (0.09 R)
• M28: 6,532,191 km (0.119 R)
• M29: 6,587,393 km (0.108 R)
• M30: 6,670,419 km (0.104 R)
• M31: 6,837,520 km (0.068 R)
• M32: 7,006,117 km (0.108 R)
• M33: 7,635,924 km (0.11 R)
• M34: 7,723,140 km (0.044 R)
• M35: 8,016,501 km (0.055 R)
• M36: 8,493,419 km (0.085 R)
• M37: 8,674,732 km (0.036 R)
• M38: 8,765,837 km (0.075 R)
• M39: 8,979,612 km (0.057 R)
• M40: 9,071,764 km (0.084 R)
• M41: 9,257,116 km (0.089 R)
• M42: 9,820,352 km (0.082 R)
• M43: 10,010,641 km (0.115 R)
• M44: 10,459,285 km (0.072 R)
• M45: 10,718,687 km (0.085 R)
• M46: 11,045,708 km (0.114 R)
• M47: 11,210,565 km (0.074 R)
• M48: 11,509,312 km (0.111 R)
• M49: 12,114,585 km (0.102 R)
• M50: 12,661,365 km (0.12 R)
• M51: 13,076,649 km (0.081 R)
• M52: 13,778,712 km (0.096 R)
• M53: 13,956,135 km (0.059 R)
• M54: 14,529,095 km (0.118 R)
• M55: 15,883,105 km (0.118 R)
• M56: 16,143,854 km (0.048 R)
• M57: 16,556,445 km (0.079 R)
• M58: 16,631,842 km (0.059 R)
• M59: 16,934,479 km (0.098 R)
• M60: 17,238,911 km (0.093 R)
• M61: 17,391,800 km (0.042 R)
• M62: 17,699,074 km (0.119 R)
• M63: 17,892,055 km (0.061 R)
• M64: 17,969,397 km (0.037 R)
• M65: 18,396,798 km (0.102 R)
• M66: 19,182,636 km (0.052 R)
• M67: 19,261,773 km (0.104 R)
• M68: 19,619,462 km (0.091 R)
• M69: 19,939,302 km (0.07 R)
• M70: 20,140,062 km (0.076 R)
• M71: 20,786,923 km (0.036 R)
• M72: 21,194,727 km (0.102 R)
• M73: 22,350,371 km (0.105 R)
• M74: 22,684,423 km (0.117 R)
• M75: 23,696,153 km (0.055 R)
• M76: 23,823,760 km (0.103 R)
• M77: 23,951,367 km (0.105 R)
• M78: 24,378,918 km (0.079 R)
• M79: 24,507,572 km (0.119 R)
• M80: 24,636,525 km (0.062 R)
• M81: 25,415,033 km (0.101 R)
• M82: 25,763,596 km (0.1 R)
• M83: 27,485,318 km (0.078 R)
• M84: 27,977,644 km (0.092 R)
• M85: 28,653,677 km (0.062 R)
• M86: 29,563,531 km (0.067 R)
• M87: 30,945,816 km (0.093 R)
• M88: 30,992,340 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.8

Radius: 5.8

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 8.38 AU - 11.48 AU

Year: 20527 Days

Day: 21.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 24,153,490 km

• M1: 120,875 km (0.084 R)
• M2: 167,250 km (0.109 R)
• M3: 279,449 km (0.104 R)
• M4: 434,881 km (0.063 R)
• M5: 508,633 km (0.11 R)
• M6: 576,700 km (0.062 R)
• M7: 679,474 km (0.09 R)
• M8: 974,780 km (0.118 R)
• M9: 1,073,215 km (0.077 R)
• M10: 1,774,979 km (0.087 R)
• M11: 1,926,521 km (0.1 R)
• M12: 2,903,545 km (0.053 R)
• M13: 3,136,619 km (0.112 R)
• M14: 3,246,274 km (0.111 R)
• M15: 3,338,725 km (0.116 R)
• M16: 4,208,487 km (0.104 R)
• M17: 5,058,502 km (0.107 R)
• M18: 5,513,878 km (0.034 R)
• M19: 6,463,675 km (0.094 R)
• M20: 6,556,725 km (0.107 R)
• M21: 6,815,081 km (0.088 R)
• M22: 7,076,578 km (0.119 R)
• M23: 7,293,195 km (0.083 R)
• M24: 8,357,285 km (0.085 R)
• M25: 9,975,186 km (0.071 R)
• M26: 10,163,829 km (0.062 R)
• M27: 10,353,669 km (0.083 R)
• M28: 10,517,179 km (0.106 R)
• M29: 10,985,570 km (0.108 R)
• M30: 12,430,685 km (0.054 R)
• M31: 13,013,519 km (0.065 R)
• M32: 13,844,535 km (0.056 R)
• M33: 13,934,593 km (0.104 R)
• M34: 14,266,401 km (0.105 R)
• M35: 14,815,126 km (0.063 R)
• M36: 15,995,752 km (0.066 R)
• M37: 16,121,863 km (0.056 R)
• M38: 17,432,789 km (0.077 R)
• M39: 17,790,179 km (0.087 R)
• M40: 19,077,169 km (0.109 R)
• M41: 19,849,992 km (0.057 R)
• M42: 20,223,239 km (0.107 R)
• M43: 21,149,249 km (0.091 R)
• M44: 21,495,718 km (0.06 R)
• M45: 21,739,413 km (0.054 R)
• M46: 23,542,067 km (0.069 R)
• M47: 23,685,382 km (0.085 R)
• M48: 23,901,102 km (0.059 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: 427 - 15,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit