🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.77 AU - 0.81 AU

Year: 258 Days

Day: 12.7 Hours

Environment

Temp: 89 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.15 AU - 1.21 AU

Year: 471 Days

Day: 29.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 48,103,625 km

• M1: 364,869 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.58 AU - 1.96 AU

Year: 864 Days

Day: 40.1 Hours

Environment

Temp: -56 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251

Radius: 11.5

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.79 AU - 9.71 AU

Year: 8699 Days

Day: 11.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 48,103,625 km

• M1: 169,644 km (0.091 R)
• M2: 296,653 km (0.071 R)
• M3: 401,371 km (0.076 R)
• M4: 544,387 km (0.045 R)
• M5: 646,712 km (0.044 R)
• M6: 873,652 km (0.108 R)
• M7: 1,112,111 km (0.08 R)
• M8: 1,404,126 km (0.057 R)
• M9: 1,772,735 km (0.086 R)
• M10: 1,878,650 km (0.049 R)
• M11: 2,381,748 km (0.117 R)
• M12: 2,499,182 km (0.1 R)
• M13: 2,699,494 km (0.101 R)
• M14: 3,158,609 km (0.068 R)
• M15: 3,375,377 km (0.096 R)
• M16: 3,507,920 km (0.092 R)
• M17: 3,619,670 km (0.068 R)
• M18: 4,411,342 km (0.09 R)
• M19: 5,052,219 km (0.057 R)
• M20: 5,178,929 km (0.1 R)
• M21: 5,854,363 km (0.055 R)
• M22: 6,311,235 km (0.074 R)
• M23: 6,420,292 km (0.104 R)
• M24: 6,863,401 km (0.118 R)
• M25: 7,032,147 km (0.067 R)
• M26: 7,116,969 km (0.076 R)
• M27: 7,373,679 km (0.11 R)
• M28: 7,488,720 km (0.104 R)
• M29: 7,575,487 km (0.1 R)
• M30: 7,749,918 km (0.106 R)
• M31: 8,702,557 km (0.101 R)
• M32: 8,854,698 km (0.093 R)
• M33: 9,131,005 km (0.119 R)
• M34: 9,818,108 km (0.07 R)
• M35: 10,072,275 km (0.108 R)
• M36: 10,328,387 km (0.073 R)
• M37: 11,044,212 km (0.081 R)
• M38: 11,775,896 km (0.075 R)
• M39: 12,420,513 km (0.115 R)
• M40: 12,523,436 km (0.089 R)
• M41: 13,076,649 km (0.115 R)
• M42: 13,426,558 km (0.116 R)
• M43: 14,242,914 km (0.109 R)
• M44: 14,929,419 km (0.086 R)
• M45: 15,002,422 km (0.12 R)
• M46: 15,185,081 km (0.086 R)
• M47: 16,636,031 km (0.118 R)
• M48: 16,863,121 km (0.093 R)
• M49: 17,397,185 km (0.091 R)
• M50: 18,403,680 km (0.054 R)
• M51: 18,481,770 km (0.05 R)
• M52: 18,560,159 km (0.091 R)
• M53: 18,756,431 km (0.119 R)
• M54: 19,270,001 km (0.112 R)
• M55: 19,389,081 km (0.066 R)
• M56: 19,588,345 km (0.077 R)
• M57: 21,246,937 km (0.059 R)
• M58: 21,411,195 km (0.101 R)
• M59: 21,534,613 km (0.047 R)
• M60: 22,363,834 km (0.06 R)
• M61: 22,824,147 km (0.074 R)
• M62: 23,034,482 km (0.107 R)
• M63: 23,203,228 km (0.04 R)
• M64: 23,287,751 km (0.069 R)
• M65: 24,481,841 km (0.087 R)
• M66: 24,999,749 km (0.084 R)
• M67: 25,695,828 km (0.104 R)
• M68: 25,783,193 km (0.103 R)
• M69: 26,134,000 km (0.106 R)
• M70: 26,266,095 km (0.077 R)
• M71: 26,398,190 km (0.093 R)
• M72: 27,463,775 km (0.084 R)
• M73: 28,091,787 km (0.104 R)
• M74: 28,227,024 km (0.095 R)
• M75: 28,769,915 km (0.092 R)
• M76: 29,179,513 km (0.077 R)
• M77: 29,453,577 km (0.04 R)
• M78: 29,774,315 km (0.109 R)
• M79: 29,866,317 km (0.119 R)
• M80: 29,958,170 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.1

Radius: 9.1

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.41 AU - 10.49 AU

Year: 9829 Days

Day: 13.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 48,103,625 km

• M1: 114,293 km (0.11 R)
• M2: 183,257 km (0.114 R)
• M3: 284,236 km (0.086 R)
• M4: 609,462 km (0.105 R)
• M5: 1,032,674 km (0.081 R)
• M6: 1,411,306 km (0.06 R)
• M7: 1,680,732 km (0.034 R)
• M8: 1,812,079 km (0.072 R)
• M9: 2,005,659 km (0.056 R)
• M10: 2,519,378 km (0.119 R)
• M11: 2,758,136 km (0.102 R)
• M12: 2,846,698 km (0.076 R)
• M13: 3,351,291 km (0.068 R)
• M14: 4,210,731 km (0.119 R)
• M15: 4,287,475 km (0.112 R)
• M16: 4,416,428 km (0.085 R)
• M17: 4,625,417 km (0.033 R)
• M18: 4,731,182 km (0.054 R)
• M19: 4,918,329 km (0.105 R)
• M20: 5,080,493 km (0.085 R)
• M21: 5,354,856 km (0.056 R)
• M22: 5,662,429 km (0.077 R)
• M23: 6,207,115 km (0.078 R)
• M24: 6,353,122 km (0.107 R)
• M25: 7,100,962 km (0.119 R)
• M26: 7,315,336 km (0.114 R)
• M27: 7,531,804 km (0.102 R)
• M28: 7,594,037 km (0.112 R)
• M29: 8,258,102 km (0.107 R)
• M30: 8,418,919 km (0.067 R)
• M31: 8,516,008 km (0.092 R)
• M32: 9,540,155 km (0.062 R)
• M33: 9,607,624 km (0.057 R)
• M34: 9,776,819 km (0.112 R)
• M35: 10,325,095 km (0.075 R)
• M36: 11,059,771 km (0.094 R)
• M37: 11,308,402 km (0.038 R)
• M38: 11,630,786 km (0.071 R)
• M39: 11,811,201 km (0.11 R)
• M40: 11,992,513 km (0.075 R)
• M41: 12,579,087 km (0.096 R)
• M42: 12,913,139 km (0.07 R)
• M43: 13,025,187 km (0.115 R)
• M44: 13,818,355 km (0.106 R)
• M45: 13,932,798 km (0.048 R)
• M46: 14,860,903 km (0.092 R)
• M47: 17,267,035 km (0.089 R)
• M48: 17,390,453 km (0.069 R)
• M49: 17,472,882 km (0.047 R)
• M50: 17,638,187 km (0.062 R)
• M51: 17,804,091 km (0.066 R)
• M52: 18,304,795 km (0.116 R)
• M53: 18,472,644 km (0.12 R)
• M54: 18,598,905 km (0.119 R)
• M55: 18,767,801 km (0.119 R)
• M56: 18,979,482 km (0.089 R)
• M57: 19,319,967 km (0.062 R)
• M58: 20,964,496 km (0.029 R)
• M59: 22,698,485 km (0.044 R)
• M60: 22,924,079 km (0.085 R)
• M61: 23,468,615 km (0.1 R)
• M62: 24,247,421 km (0.094 R)
• M63: 24,478,101 km (0.116 R)
• M64: 24,570,553 km (0.099 R)
• M65: 24,802,130 km (0.1 R)
• M66: 25,081,130 km (0.069 R)
• M67: 25,174,330 km (0.062 R)
• M68: 25,267,679 km (0.055 R)
• M69: 25,501,500 km (0.066 R)
• M70: 25,595,298 km (0.112 R)
• M71: 27,494,144 km (0.07 R)
• M72: 28,120,959 km (0.1 R)
• M73: 28,557,635 km (0.067 R)
• M74: 29,290,515 km (0.077 R)
• M75: 30,376,596 km (0.113 R)
• M76: 30,725,009 km (0.109 R)
• M77: 31,074,619 km (0.117 R)
• M78: 33,405,055 km (0.111 R)
• M79: 33,507,679 km (0.055 R)
• M80: 34,228,741 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837.7

Radius: 6.4

Gravity: 20.45 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 11.53 AU - 18.33 AU

Year: 21177 Days

Day: 16.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 48,103,625 km

• M1: 129,103 km (0.114 R)
• M2: 176,974 km (0.109 R)
• M3: 300,692 km (0.102 R)
• M4: 475,272 km (0.114 R)
• M5: 518,357 km (0.089 R)
• M6: 780,751 km (0.089 R)
• M7: 995,574 km (0.102 R)
• M8: 1,139,337 km (0.104 R)
• M9: 1,383,332 km (0.11 R)
• M10: 2,209,411 km (0.101 R)
• M11: 2,830,691 km (0.105 R)
• M12: 2,911,923 km (0.098 R)
• M13: 3,330,198 km (0.094 R)
• M14: 3,372,983 km (0.07 R)
• M15: 3,459,301 km (0.102 R)
• M16: 4,742,402 km (0.08 R)
• M17: 4,839,192 km (0.045 R)
• M18: 5,333,014 km (0.081 R)
• M19: 6,209,060 km (0.085 R)
• M20: 6,262,017 km (0.101 R)
• M21: 6,314,975 km (0.061 R)
• M22: 7,519,986 km (0.113 R)
• M23: 7,918,066 km (0.104 R)
• M24: 8,090,702 km (0.119 R)
• M25: 8,913,041 km (0.054 R)
• M26: 9,577,555 km (0.075 R)
• M27: 10,008,846 km (0.09 R)
• M28: 10,320,757 km (0.112 R)
• M29: 10,509,400 km (0.108 R)
• M30: 12,324,621 km (0.041 R)
• M31: 13,063,933 km (0.102 R)
• M32: 14,585,194 km (0.074 R)
• M33: 15,009,753 km (0.12 R)
• M34: 16,016,098 km (0.112 R)
• M35: 16,307,514 km (0.084 R)
• M36: 18,778,722 km (0.119 R)
• M37: 20,568,660 km (0.115 R)
• M38: 20,964,945 km (0.111 R)
• M39: 21,204,002 km (0.065 R)
• M40: 21,523,992 km (0.03 R)
• M41: 23,725,923 km (0.102 R)
• M42: 24,224,982 km (0.034 R)
• M43: 24,895,629 km (0.057 R)
• M44: 26,426,913 km (0.11 R)
• M45: 29,045,923 km (0.092 R)
• M46: 29,312,356 km (0.101 R)
• M47: 29,579,538 km (0.087 R)
• M48: 29,937,077 km (0.028 R)
• M49: 31,290,788 km (0.086 R)
• M50: 31,746,314 km (0.064 R)
• M51: 31,929,272 km (0.12 R)
• M52: 34,338,246 km (0.116 R)
• M53: 34,996,627 km (0.074 R)
• M54: 35,944,628 km (0.107 R)
• M55: 36,039,922 km (0.093 R)
• M56: 39,721,376 km (0.101 R)
• M57: 39,819,961 km (0.115 R)
• M58: 41,306,964 km (0.081 R)
• M59: 41,406,746 km (0.101 R)
• M60: 42,913,196 km (0.11 R)
• M61: 43,115,303 km (0.079 R)
• M62: 43,520,713 km (0.043 R)
• M63: 45,566,464 km (0.047 R)
• M64: 46,600,934 km (0.112 R)
• M65: 49,644,652 km (0.102 R)
• M66: 50,069,510 km (0.118 R)
• M67: 54,274,407 km (0.047 R)
• M68: 56,032,032 km (0.112 R)
• M69: 57,251,105 km (0.107 R)
• M70: 57,696,608 km (0.096 R)
• M71: 58,479,004 km (0.059 R)
• M72: 58,927,648 km (0.098 R)
• M73: 62,787,124 km (0.115 R)
• M74: 63,591,811 km (0.069 R)
• M75: 64,168,660 km (0.111 R)
• M76: 65,909,531 km (0.062 R)
• M77: 66,259,590 km (0.087 R)
• M78: 66,961,653 km (0.117 R)
• M79: 67,665,959 km (0.084 R)
• M80: 69,082,202 km (0.102 R)
• M81: 69,793,989 km (0.087 R)
• M82: 70,031,850 km (0.076 R)
• M83: 70,627,548 km (0.104 R)
• M84: 70,866,157 km (0.103 R)
• M85: 71,464,249 km (0.065 R)
• M86: 71,823,882 km (0.091 R)
• M87: 73,873,074 km (0.065 R)
• M88: 74,115,423 km (0.065 R)
• M89: 75,941,414 km (0.053 R)
• M90: 76,553,270 km (0.098 R)
• M91: 77,289,889 km (0.099 R)
• M92: 78,152,022 km (0.111 R)
• M93: 81,257,375 km (0.117 R)
• M94: 82,008,655 km (0.104 R)
• M95: 82,510,706 km (0.09 R)
• M96: 83,770,469 km (0.042 R)
• M97: 83,896,730 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.2

Radius: 4.9

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 14.92 AU - 17.1 AU

Year: 23516 Days

Day: 18.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 48,103,625 km

• M1: 68,815 km (0.07 R)
• M2: 186,698 km (0.059 R)
• M3: 286,031 km (0.113 R)
• M4: 349,012 km (0.049 R)
• M5: 630,555 km (0.119 R)
• M6: 838,795 km (0.046 R)
• M7: 969,843 km (0.079 R)
• M8: 1,047,783 km (0.081 R)
• M9: 1,557,463 km (0.108 R)
• M10: 1,861,746 km (0.118 R)
• M11: 2,604,649 km (0.097 R)
• M12: 3,106,849 km (0.107 R)
• M13: 4,229,730 km (0.111 R)
• M14: 4,325,772 km (0.052 R)
• M15: 4,422,562 km (0.114 R)
• M16: 4,684,209 km (0.045 R)
• M17: 5,499,068 km (0.098 R)
• M18: 5,851,371 km (0.067 R)
• M19: 6,066,343 km (0.087 R)
• M20: 6,283,709 km (0.1 R)
• M21: 6,430,165 km (0.085 R)
• M22: 6,466,966 km (0.042 R)
• M23: 7,027,061 km (0.118 R)
• M24: 7,255,497 km (0.112 R)
• M25: 7,293,794 km (0.062 R)
• M26: 7,602,564 km (0.053 R)
• M27: 7,680,504 km (0.051 R)
• M28: 7,994,660 km (0.091 R)
• M29: 8,962,259 km (0.05 R)
• M30: 9,459,672 km (0.109 R)
• M31: 9,966,210 km (0.054 R)
• M32: 10,873,521 km (0.061 R)
• M33: 10,917,353 km (0.065 R)
• M34: 11,359,266 km (0.092 R)
• M35: 11,448,426 km (0.112 R)
• M36: 12,306,220 km (0.109 R)
• M37: 12,765,934 km (0.111 R)
• M38: 13,607,572 km (0.091 R)
• M39: 13,939,679 km (0.108 R)
• M40: 14,082,844 km (0.077 R)
• M41: 14,226,458 km (0.1 R)
• M42: 14,660,292 km (0.095 R)
• M43: 14,952,008 km (0.09 R)
• M44: 15,147,532 km (0.119 R)
• M45: 16,187,686 km (0.092 R)
• M46: 16,539,541 km (0.077 R)
• M47: 16,741,797 km (0.094 R)
• M48: 17,250,878 km (0.056 R)
• M49: 19,072,233 km (0.095 R)
• M50: 22,166,216 km (0.11 R)
• M51: 22,724,964 km (0.118 R)
• M52: 22,837,162 km (0.088 R)
• M53: 23,288,200 km (0.064 R)
• M54: 23,571,538 km (0.119 R)
• M55: 24,256,397 km (0.104 R)
• M56: 24,313,693 km (0.113 R)
• M57: 24,428,584 km (0.086 R)
• M58: 25,005,583 km (0.087 R)
• M59: 26,231,687 km (0.114 R)
• M60: 28,257,991 km (0.092 R)
• M61: 28,620,765 km (0.112 R)
• M62: 28,681,502 km (0.119 R)
• M63: 28,863,563 km (0.06 R)
• M64: 29,350,953 km (0.069 R)
• M65: 30,395,894 km (0.111 R)
• M66: 30,457,827 km (0.115 R)
• M67: 30,954,043 km (0.116 R)
• M68: 32,902,256 km (0.111 R)
• M69: 33,283,881 km (0.114 R)
• M70: 33,602,973 km (0.089 R)
• M71: 33,859,084 km (0.1 R)
• M72: 34,244,299 km (0.117 R)
• M73: 34,566,533 km (0.084 R)
• M74: 36,192,362 km (0.025 R)
• M75: 37,577,340 km (0.052 R)
• M76: 37,976,167 km (0.066 R)
• M77: 38,778,162 km (0.101 R)
• M78: 39,720,778 km (0.105 R)
• M79: 40,602,807 km (0.111 R)
• M80: 41,080,473 km (0.096 R)
• M81: 41,422,753 km (0.092 R)
• M82: 41,972,525 km (0.086 R)
• M83: 43,217,927 km (0.116 R)
• M84: 43,775,479 km (0.051 R)
• M85: 43,985,065 km (0.116 R)
• M86: 44,475,597 km (0.074 R)
• M87: 44,827,152 km (0.11 R)
• M88: 45,957,962 km (0.086 R)
• M89: 46,171,139 km (0.089 R)
• M90: 46,242,198 km (0.059 R)
• M91: 46,740,957 km (0.1 R)
• M92: 47,241,512 km (0.11 R)
• M93: 47,384,826 km (0.046 R)
• M94: 47,600,098 km (0.102 R)
• M95: 47,743,712 km (0.086 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 17,515 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit