🌌 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: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.48 AU - 0.6 AU

Year: 252 Days

Day: 16.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,780,031 km

• M1: 135,236 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.53 AU - 0.69 AU

Year: 303 Days

Day: 35.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,780,031 km

• M1: 136,433 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.2

Radius: 9

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.82 AU - 1.12 AU

Year: 607 Days

Day: 5.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,780,031 km

• M1: 116,686 km (0.12 R)
• M2: 177,573 km (0.118 R)
• M3: 242,349 km (0.117 R)
• M4: 306,077 km (0.119 R)
• M5: 380,727 km (0.111 R)
• M6: 480,957 km (0.12 R)
• M7: 579,542 km (0.102 R)
• M8: 642,672 km (0.085 R)
• M9: 746,643 km (0.08 R)
• M10: 892,950 km (0.079 R)
• M11: 965,056 km (0.096 R)
• M12: 1,051,374 km (0.096 R)
• M13: 1,115,551 km (0.085 R)
• M14: 1,181,075 km (0.06 R)
• M15: 1,253,032 km (0.072 R)
• M16: 1,329,327 km (0.086 R)
• M17: 1,459,178 km (0.065 R)
• M18: 1,533,977 km (0.1 R)
• M19: 1,607,429 km (0.096 R)
• M20: 1,664,725 km (0.114 R)
• M21: 1,746,106 km (0.116 R)
• M22: 1,949,559 km (0.096 R)
• M23: 2,023,162 km (0.115 R)
• M24: 2,132,368 km (0.112 R)
• M25: 2,243,519 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.1

Radius: 13.4

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.17 AU - 1.39 AU

Year: 921 Days

Day: 8.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 64,780,031 km

• M1: 177,573 km (0.098 R)
• M2: 277,055 km (0.043 R)
• M3: 414,536 km (0.08 R)
• M4: 499,358 km (0.083 R)
• M5: 625,917 km (0.087 R)
• M6: 740,659 km (0.116 R)
• M7: 876,793 km (0.096 R)
• M8: 975,677 km (0.11 R)
• M9: 1,127,220 km (0.097 R)
• M10: 1,216,081 km (0.085 R)
• M11: 1,317,957 km (0.098 R)
• M12: 1,514,529 km (0.032 R)
• M13: 1,619,397 km (0.035 R)
• M14: 1,715,439 km (0.096 R)
• M15: 1,819,260 km (0.087 R)
• M16: 1,955,244 km (0.118 R)
• M17: 2,045,751 km (0.114 R)
• M18: 2,416,155 km (0.096 R)
• M19: 2,533,440 km (0.055 R)
• M20: 2,646,087 km (0.102 R)
• M21: 2,733,452 km (0.116 R)
• M22: 2,855,973 km (0.118 R)
• M23: 3,092,637 km (0.106 R)
• M24: 3,234,904 km (0.089 R)
• M25: 3,364,755 km (0.077 R)
• M26: 3,548,162 km (0.055 R)
• M27: 3,795,448 km (0.053 R)
• M28: 3,902,111 km (0.118 R)
• M29: 3,994,413 km (0.091 R)
• M30: 4,149,695 km (0.112 R)
• M31: 4,315,151 km (0.056 R)
• M32: 4,474,622 km (0.107 R)
• M33: 4,766,787 km (0.112 R)
• M34: 4,931,943 km (0.045 R)
• M35: 5,073,761 km (0.055 R)
• M36: 5,301,749 km (0.086 R)
• M37: 5,473,038 km (0.111 R)
• M38: 5,654,650 km (0.087 R)
• M39: 5,750,692 km (0.105 R)
• M40: 6,104,491 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708

Radius: 8.5

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.25 AU - 3.53 AU

Year: 3124 Days

Day: 7.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 64,780,031 km

• M1: 138,677 km (0.099 R)
• M2: 238,758 km (0.112 R)
• M3: 310,715 km (0.1 R)
• M4: 384,317 km (0.04 R)
• M5: 589,416 km (0.107 R)
• M6: 646,263 km (0.102 R)
• M7: 735,573 km (0.101 R)
• M8: 829,071 km (0.099 R)
• M9: 1,158,636 km (0.08 R)
• M10: 1,244,056 km (0.117 R)
• M11: 1,473,988 km (0.062 R)
• M12: 1,959,283 km (0.095 R)
• M13: 2,196,994 km (0.026 R)
• M14: 2,459,838 km (0.108 R)
• M15: 2,667,779 km (0.034 R)
• M16: 2,998,839 km (0.094 R)
• M17: 3,134,973 km (0.115 R)
• M18: 3,238,495 km (0.114 R)
• M19: 3,308,058 km (0.112 R)
• M20: 3,502,086 km (0.08 R)
• M21: 3,609,497 km (0.06 R)
• M22: 4,488,684 km (0.063 R)
• M23: 4,605,520 km (0.072 R)
• M24: 4,703,806 km (0.117 R)
• M25: 4,882,276 km (0.117 R)
• M26: 5,022,599 km (0.104 R)
• M27: 5,103,531 km (0.082 R)
• M28: 5,744,558 km (0.066 R)
• M29: 6,258,277 km (0.12 R)
• M30: 7,467,327 km (0.112 R)
• M31: 7,675,867 km (0.114 R)
• M32: 7,886,201 km (0.084 R)
• M33: 8,051,208 km (0.083 R)
• M34: 8,312,705 km (0.087 R)
• M35: 8,577,044 km (0.105 R)
• M36: 8,698,069 km (0.066 R)
• M37: 8,990,982 km (0.079 R)
• M38: 9,138,635 km (0.088 R)
• M39: 9,611,663 km (0.118 R)
• M40: 10,348,881 km (0.093 R)
• M41: 10,581,357 km (0.102 R)
• M42: 10,659,297 km (0.091 R)
• M43: 11,025,213 km (0.086 R)
• M44: 11,501,832 km (0.05 R)
• M45: 11,555,239 km (0.079 R)
• M46: 12,147,796 km (0.117 R)
• M47: 12,256,703 km (0.118 R)
• M48: 12,585,070 km (0.028 R)
• M49: 13,166,707 km (0.06 R)
• M50: 13,446,754 km (0.076 R)
• M51: 14,298,864 km (0.093 R)
• M52: 14,905,633 km (0.082 R)
• M53: 15,905,844 km (0.071 R)
• M54: 16,383,959 km (0.12 R)
• M55: 17,079,589 km (0.116 R)
• M56: 17,170,993 km (0.069 R)
• M57: 17,262,697 km (0.118 R)
• M58: 17,630,707 km (0.1 R)
• M59: 18,281,159 km (0.111 R)
• M60: 18,468,306 km (0.074 R)
• M61: 19,097,215 km (0.088 R)
• M62: 19,160,495 km (0.089 R)
• M63: 19,223,775 km (0.059 R)
• M64: 20,408,142 km (0.1 R)
• M65: 20,505,231 km (0.071 R)
• M66: 20,797,395 km (0.095 R)
• M67: 21,188,893 km (0.076 R)
• M68: 21,583,083 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.1

Radius: 6.6

Gravity: 15.57 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.82 AU - 8.74 AU

Year: 12489 Days

Day: 20.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 64,780,031 km

• M1: 101,577 km (0.041 R)
• M2: 164,109 km (0.108 R)
• M3: 215,720 km (0.025 R)
• M4: 262,544 km (0.105 R)
• M5: 428,897 km (0.063 R)
• M6: 558,299 km (0.099 R)
• M7: 895,044 km (0.113 R)
• M8: 1,173,147 km (0.101 R)
• M9: 1,884,185 km (0.099 R)
• M10: 2,183,381 km (0.068 R)
• M11: 2,439,343 km (0.08 R)
• M12: 3,655,723 km (0.099 R)
• M13: 4,627,511 km (0.072 R)
• M14: 4,992,979 km (0.094 R)
• M15: 5,829,380 km (0.104 R)
• M16: 6,144,284 km (0.103 R)
• M17: 7,373,679 km (0.103 R)
• M18: 7,416,015 km (0.119 R)
• M19: 8,366,261 km (0.098 R)
• M20: 9,081,189 km (0.08 R)
• M21: 9,722,814 km (0.087 R)
• M22: 9,815,715 km (0.096 R)
• M23: 10,142,885 km (0.114 R)
• M24: 10,426,373 km (0.072 R)
• M25: 10,760,276 km (0.113 R)
• M26: 11,049,299 km (0.1 R)
• M27: 11,243,327 km (0.096 R)
• M28: 11,340,865 km (0.104 R)
• M29: 12,230,823 km (0.116 R)
• M30: 12,734,818 km (0.08 R)
• M31: 14,392,961 km (0.089 R)
• M32: 15,301,169 km (0.043 R)
• M33: 15,463,334 km (0.114 R)
• M34: 15,789,457 km (0.094 R)
• M35: 15,844,060 km (0.07 R)
• M36: 16,008,169 km (0.038 R)
• M37: 16,172,727 km (0.112 R)
• M38: 16,892,741 km (0.106 R)
• M39: 17,004,491 km (0.071 R)
• M40: 17,906,865 km (0.088 R)
• M41: 18,020,709 km (0.107 R)
• M42: 18,593,819 km (0.11 R)
• M43: 18,824,798 km (0.052 R)
• M44: 19,581,763 km (0.098 R)
• M45: 20,348,751 km (0.059 R)
• M46: 20,945,347 km (0.056 R)
• M47: 21,306,178 km (0.082 R)
• M48: 21,668,952 km (0.051 R)
• M49: 22,155,893 km (0.042 R)
• M50: 22,278,115 km (0.081 R)
• M51: 22,523,455 km (0.101 R)
• M52: 22,584,791 km (0.111 R)
• M53: 23,140,397 km (0.052 R)
• M54: 23,513,345 km (0.09 R)
• M55: 24,770,715 km (0.107 R)
• M56: 25,343,674 km (0.095 R)
• M57: 25,407,553 km (0.104 R)
• M58: 25,535,609 km (0.111 R)
• M59: 25,599,636 km (0.088 R)
• M60: 25,792,169 km (0.061 R)
• M61: 26,632,311 km (0.09 R)
• M62: 26,697,236 km (0.078 R)
• M63: 26,762,311 km (0.097 R)
• M64: 27,350,081 km (0.11 R)
• M65: 28,272,950 km (0.085 R)
• M66: 28,538,487 km (0.077 R)
• M67: 30,149,057 km (0.117 R)
• M68: 30,352,361 km (0.057 R)
• M69: 30,420,278 km (0.104 R)
• M70: 31,719,835 km (0.101 R)
• M71: 32,272,449 km (0.11 R)
• M72: 32,967,780 km (0.079 R)
• M73: 34,160,973 km (0.079 R)
• M74: 35,011,736 km (0.055 R)
• M75: 36,734,056 km (0.102 R)
• M76: 36,951,272 km (0.11 R)
• M77: 38,410,450 km (0.064 R)
• M78: 39,442,975 km (0.076 R)
• M79: 39,517,026 km (0.041 R)
• M80: 41,234,259 km (0.044 R)
• M81: 41,761,592 km (0.11 R)
• M82: 42,064,079 km (0.092 R)
• M83: 43,586,836 km (0.115 R)
• M84: 44,124,042 km (0.119 R)
• M85: 44,818,026 km (0.108 R)
• M86: 44,972,710 km (0.087 R)
• M87: 45,748,974 km (0.073 R)
• M88: 46,295,006 km (0.075 R)
• M89: 49,057,031 km (0.07 R)
• M90: 49,535,894 km (0.108 R)
• M91: 49,855,884 km (0.094 R)
• M92: 50,739,708 km (0.111 R)
• M93: 50,900,975 km (0.096 R)
• M94: 52,441,234 km (0.074 R)
• M95: 53,585,957 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 497.2

Radius: 4.2

Gravity: 28.19 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 7.46 AU - 11.42 AU

Year: 18441 Days

Day: 20.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 64,780,031 km

• M1: 62,831 km (0.068 R)
• M2: 107,561 km (0.051 R)
• M3: 308,022 km (0.052 R)
• M4: 371,900 km (0.119 R)
• M5: 494,421 km (0.103 R)
• M6: 670,049 km (0.091 R)
• M7: 887,115 km (0.075 R)
• M8: 1,572,124 km (0.089 R)
• M9: 2,675,857 km (0.069 R)
• M10: 3,334,537 km (0.082 R)
• M11: 3,442,845 km (0.107 R)
• M12: 3,589,302 km (0.091 R)
• M13: 3,626,103 km (0.117 R)
• M14: 3,850,200 km (0.06 R)
• M15: 3,925,897 km (0.082 R)
• M16: 4,995,372 km (0.047 R)
• M17: 5,036,512 km (0.076 R)
• M18: 5,244,602 km (0.088 R)
• M19: 5,583,142 km (0.076 R)
• M20: 6,415,205 km (0.087 R)
• M21: 6,460,085 km (0.088 R)
• M22: 7,191,918 km (0.11 R)
• M23: 7,615,130 km (0.034 R)
• M24: 8,534,708 km (0.113 R)
• M25: 8,584,075 km (0.116 R)
• M26: 10,634,913 km (0.115 R)
• M27: 10,794,683 km (0.034 R)
• M28: 11,278,333 km (0.082 R)
• M29: 13,917,090 km (0.097 R)
• M30: 14,443,226 km (0.028 R)
• M31: 15,214,552 km (0.106 R)
• M32: 15,695,958 km (0.117 R)
• M33: 16,796,999 km (0.051 R)
• M34: 17,231,880 km (0.098 R)
• M35: 19,072,831 km (0.096 R)
• M36: 20,378,372 km (0.079 R)
• M37: 20,642,861 km (0.087 R)
• M38: 20,841,975 km (0.1 R)
• M39: 21,175,429 km (0.11 R)
• M40: 21,982,510 km (0.064 R)
• M41: 22,594,514 km (0.117 R)
• M42: 22,868,279 km (0.031 R)
• M43: 24,183,842 km (0.098 R)
• M44: 25,452,432 km (0.087 R)
• M45: 25,523,641 km (0.119 R)
• M46: 25,594,849 km (0.094 R)
• M47: 25,880,132 km (0.112 R)
• M48: 26,310,226 km (0.075 R)
• M49: 26,382,183 km (0.069 R)
• M50: 26,598,202 km (0.084 R)
• M51: 27,250,150 km (0.035 R)
• M52: 29,386,108 km (0.096 R)
• M53: 31,498,879 km (0.119 R)
• M54: 32,573,440 km (0.083 R)
• M55: 33,894,390 km (0.093 R)
• M56: 34,522,102 km (0.065 R)
• M57: 35,074,418 km (0.089 R)
• M58: 37,312,851 km (0.111 R)
• M59: 38,694,237 km (0.078 R)
• M60: 40,755,995 km (0.03 R)
• M61: 41,423,351 km (0.057 R)
• M62: 41,506,976 km (0.114 R)
• M63: 42,094,148 km (0.103 R)
• M64: 42,346,669 km (0.056 R)
• M65: 43,022,403 km (0.09 R)
• M66: 44,727,519 km (0.081 R)
• M67: 45,415,670 km (0.102 R)
• M68: 45,588,306 km (0.108 R)
• M69: 46,107,410 km (0.041 R)
• M70: 46,976,873 km (0.09 R)
• M71: 48,203,276 km (0.103 R)
• M72: 48,908,780 km (0.109 R)
• M73: 49,706,585 km (0.117 R)
• M74: 50,240,799 km (0.03 R)
• M75: 50,419,270 km (0.086 R)
• M76: 50,598,039 km (0.104 R)
• M77: 52,306,297 km (0.099 R)
• M78: 53,303,816 km (0.026 R)
• M79: 53,668,087 km (0.095 R)
• M80: 53,759,341 km (0.12 R)
• M81: 54,399,321 km (0.098 R)
• M82: 54,582,578 km (0.025 R)
• M83: 54,674,282 km (0.106 R)
• M84: 55,041,694 km (0.107 R)
• M85: 55,410,004 km (0.115 R)
• M86: 56,241,469 km (0.057 R)
• M87: 57,263,372 km (0.036 R)
• M88: 61,507,165 km (0.073 R)
• M89: 62,080,573 km (0.068 R)
• M90: 62,367,951 km (0.076 R)
• M91: 64,101,640 km (0.082 R)
• M92: 64,392,010 km (0.051 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 17,934 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit