🌌 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: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.46 AU - 0.62 AU

Year: 252 Days

Day: 22.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.6 AU - 0.66 AU

Year: 318 Days

Day: 42.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,324,495 km

• M1: 627,114 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.1

Radius: 12.4

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.79 AU - 0.89 AU

Year: 489 Days

Day: 14.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,324,495 km

• M1: 186,848 km (0.12 R)
• M2: 376,239 km (0.09 R)
• M3: 595,848 km (0.086 R)
• M4: 687,552 km (0.105 R)
• M5: 799,301 km (0.088 R)
• M6: 893,548 km (0.055 R)
• M7: 1,007,841 km (0.074 R)
• M8: 1,170,753 km (0.112 R)
• M9: 1,262,456 km (0.114 R)
• M10: 1,571,974 km (0.036 R)
• M11: 1,728,155 km (0.095 R)
• M12: 1,841,999 km (0.077 R)
• M13: 1,962,425 km (0.088 R)
• M14: 2,102,149 km (0.072 R)
• M15: 2,207,167 km (0.109 R)
• M16: 2,288,249 km (0.102 R)
• M17: 2,387,582 km (0.116 R)
• M18: 2,546,305 km (0.089 R)
• M19: 2,800,173 km (0.036 R)
• M20: 2,930,323 km (0.083 R)
• M21: 3,153,374 km (0.069 R)
• M22: 3,303,570 km (0.083 R)
• M23: 3,426,539 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.7

Radius: 11

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.28 AU - 1.76 AU

Year: 1192 Days

Day: 14.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 53,324,495 km

• M1: 139,575 km (0.094 R)
• M2: 211,831 km (0.081 R)
• M3: 288,574 km (0.118 R)
• M4: 363,224 km (0.116 R)
• M5: 509,231 km (0.108 R)
• M6: 602,281 km (0.075 R)
• M7: 777,161 km (0.115 R)
• M8: 920,027 km (0.097 R)
• M9: 1,014,722 km (0.115 R)
• M10: 1,124,677 km (0.069 R)
• M11: 1,269,637 km (0.062 R)
• M12: 1,357,301 km (0.107 R)
• M13: 1,473,090 km (0.079 R)
• M14: 1,632,861 km (0.095 R)
• M15: 1,969,755 km (0.12 R)
• M16: 2,229,457 km (0.112 R)
• M17: 2,328,790 km (0.112 R)
• M18: 2,398,503 km (0.114 R)
• M19: 2,531,944 km (0.082 R)
• M20: 2,619,758 km (0.119 R)
• M21: 2,997,941 km (0.11 R)
• M22: 3,116,572 km (0.114 R)
• M23: 3,341,119 km (0.064 R)
• M24: 3,428,933 km (0.108 R)
• M25: 3,580,027 km (0.082 R)
• M26: 3,678,911 km (0.06 R)
• M27: 4,027,773 km (0.06 R)
• M28: 4,111,997 km (0.108 R)
• M29: 4,215,668 km (0.085 R)
• M30: 4,291,664 km (0.12 R)
• M31: 4,406,555 km (0.097 R)
• M32: 4,688,397 km (0.072 R)
• M33: 4,916,235 km (0.12 R)
• M34: 5,218,871 km (0.093 R)
• M35: 5,321,196 km (0.11 R)
• M36: 5,486,203 km (0.111 R)
• M37: 5,558,907 km (0.096 R)
• M38: 5,663,327 km (0.115 R)
• M39: 5,736,929 km (0.076 R)
• M40: 5,853,166 km (0.057 R)
• M41: 5,991,395 km (0.04 R)
• M42: 6,174,054 km (0.089 R)
• M43: 6,293,134 km (0.113 R)
• M44: 6,489,705 km (0.049 R)
• M45: 6,566,748 km (0.055 R)
• M46: 6,799,522 km (0.036 R)
• M47: 6,990,110 km (0.085 R)
• M48: 7,262,079 km (0.067 R)
• M49: 7,549,157 km (0.039 R)
• M50: 7,641,758 km (0.036 R)
• M51: 7,769,814 km (0.085 R)
• M52: 7,898,618 km (0.114 R)
• M53: 7,969,079 km (0.038 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.4

Radius: 9

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.1 AU - 3.34 AU

Year: 3674 Days

Day: 13.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 53,324,495 km

• M1: 117,883 km (0.087 R)
• M2: 175,329 km (0.063 R)
• M3: 238,309 km (0.089 R)
• M4: 338,091 km (0.1 R)
• M5: 505,192 km (0.096 R)
• M6: 603,627 km (0.085 R)
• M7: 709,094 km (0.038 R)
• M8: 874,998 km (0.081 R)
• M9: 977,024 km (0.088 R)
• M10: 1,183,469 km (0.106 R)
• M11: 1,286,691 km (0.077 R)
• M12: 1,513,781 km (0.063 R)
• M13: 1,695,542 km (0.097 R)
• M14: 1,896,452 km (0.1 R)
• M15: 1,981,573 km (0.08 R)
• M16: 2,193,554 km (0.115 R)
• M17: 2,360,804 km (0.085 R)
• M18: 2,439,343 km (0.078 R)
• M19: 2,639,804 km (0.094 R)
• M20: 2,873,476 km (0.102 R)
• M21: 3,014,098 km (0.12 R)
• M22: 3,085,306 km (0.107 R)
• M23: 3,360,866 km (0.059 R)
• M24: 3,464,537 km (0.118 R)
• M25: 3,539,186 km (0.092 R)
• M26: 3,735,908 km (0.111 R)
• M27: 3,951,777 km (0.115 R)
• M28: 4,315,300 km (0.102 R)
• M29: 4,493,022 km (0.108 R)
• M30: 4,772,471 km (0.114 R)
• M31: 4,922,668 km (0.073 R)
• M32: 5,296,513 km (0.037 R)
• M33: 5,382,831 km (0.119 R)
• M34: 5,452,094 km (0.103 R)
• M35: 5,750,243 km (0.09 R)
• M36: 5,821,152 km (0.114 R)
• M37: 5,963,869 km (0.098 R)
• M38: 6,125,883 km (0.106 R)
• M39: 6,344,147 km (0.117 R)
• M40: 6,564,953 km (0.095 R)
• M41: 7,648,042 km (0.095 R)
• M42: 7,726,132 km (0.117 R)
• M43: 7,863,462 km (0.115 R)
• M44: 8,200,357 km (0.11 R)
• M45: 8,501,497 km (0.101 R)
• M46: 8,806,378 km (0.065 R)
• M47: 8,908,703 km (0.047 R)
• M48: 8,990,982 km (0.099 R)
• M49: 9,426,760 km (0.109 R)
• M50: 9,531,479 km (0.113 R)
• M51: 9,763,355 km (0.111 R)
• M52: 9,848,177 km (0.057 R)
• M53: 10,082,597 km (0.108 R)
• M54: 10,168,317 km (0.114 R)
• M55: 10,578,664 km (0.116 R)
• M56: 11,082,809 km (0.102 R)
• M57: 11,326,653 km (0.086 R)
• M58: 11,550,003 km (0.072 R)
• M59: 11,955,563 km (0.082 R)
• M60: 12,457,463 km (0.105 R)
• M61: 12,734,220 km (0.116 R)
• M62: 12,873,346 km (0.086 R)
• M63: 13,364,326 km (0.075 R)
• M64: 14,630,522 km (0.065 R)
• M65: 14,703,227 km (0.112 R)
• M66: 15,069,143 km (0.066 R)
• M67: 15,216,347 km (0.093 R)
• M68: 15,339,466 km (0.032 R)
• M69: 15,438,051 km (0.061 R)
• M70: 15,909,584 km (0.107 R)
• M71: 16,009,515 km (0.105 R)
• M72: 16,335,489 km (0.099 R)
• M73: 16,461,600 km (0.117 R)
• M74: 16,714,570 km (0.104 R)
• M75: 16,892,292 km (0.114 R)
• M76: 16,994,318 km (0.099 R)

Asteroid Belt

Center: 3.73 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.4

Radius: 11.8

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.79 AU - 4.69 AU

Year: 5551 Days

Day: 9.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 53,324,495 km

• M1: 149,299 km (0.114 R)
• M2: 309,219 km (0.103 R)
• M3: 454,478 km (0.057 R)
• M4: 862,432 km (0.064 R)
• M5: 1,167,911 km (0.112 R)
• M6: 1,523,056 km (0.086 R)
• M7: 1,762,413 km (0.115 R)
• M8: 1,962,874 km (0.09 R)
• M9: 2,083,300 km (0.079 R)
• M10: 2,295,729 km (0.106 R)
• M11: 2,386,385 km (0.065 R)
• M12: 2,684,833 km (0.118 R)
• M13: 3,114,927 km (0.051 R)
• M14: 3,400,060 km (0.12 R)
• M15: 3,715,114 km (0.108 R)
• M16: 3,865,459 km (0.094 R)
• M17: 4,216,566 km (0.088 R)
• M18: 4,441,411 km (0.048 R)
• M19: 5,068,226 km (0.102 R)
• M20: 5,283,348 km (0.117 R)
• M21: 5,698,183 km (0.069 R)
• M22: 5,997,229 km (0.093 R)
• M23: 6,327,242 km (0.09 R)
• M24: 6,663,089 km (0.116 R)
• M25: 7,325,509 km (0.086 R)
• M26: 7,514,750 km (0.107 R)
• M27: 7,650,884 km (0.071 R)
• M28: 8,372,394 km (0.039 R)
• M29: 8,598,736 km (0.059 R)
• M30: 8,741,303 km (0.087 R)
• M31: 9,028,680 km (0.052 R)
• M32: 9,260,856 km (0.038 R)
• M33: 9,612,860 km (0.073 R)
• M34: 10,119,099 km (0.114 R)
• M35: 10,360,401 km (0.056 R)
• M36: 10,848,688 km (0.082 R)
• M37: 11,095,674 km (0.084 R)
• M38: 11,313,339 km (0.04 R)
• M39: 11,500,935 km (0.109 R)
• M40: 11,752,858 km (0.034 R)
• M41: 12,102,019 km (0.071 R)
• M42: 12,229,925 km (0.077 R)
• M43: 12,973,875 km (0.111 R)
• M44: 13,170,447 km (0.117 R)
• M45: 13,301,943 km (0.099 R)
• M46: 13,699,275 km (0.117 R)
• M47: 13,932,798 km (0.06 R)
• M48: 14,134,007 km (0.097 R)
• M49: 14,471,649 km (0.113 R)
• M50: 15,154,713 km (0.117 R)
• M51: 16,588,010 km (0.052 R)
• M52: 17,266,736 km (0.043 R)
• M53: 18,173,748 km (0.092 R)
• M54: 18,320,354 km (0.061 R)
• M55: 19,394,616 km (0.072 R)
• M56: 19,619,462 km (0.073 R)
• M57: 20,071,696 km (0.118 R)
• M58: 21,410,447 km (0.115 R)
• M59: 21,487,789 km (0.082 R)
• M60: 22,110,116 km (0.099 R)
• M61: 22,305,791 km (0.11 R)
• M62: 22,462,719 km (0.117 R)
• M63: 23,015,034 km (0.075 R)
• M64: 23,133,964 km (0.097 R)
• M65: 23,332,630 km (0.105 R)
• M66: 23,691,665 km (0.089 R)
• M67: 24,012,403 km (0.111 R)
• M68: 24,253,854 km (0.087 R)
• M69: 24,374,879 km (0.109 R)
• M70: 24,698,608 km (0.105 R)
• M71: 24,942,453 km (0.097 R)
• M72: 25,023,834 km (0.072 R)
• M73: 25,146,205 km (0.117 R)
• M74: 25,596,345 km (0.107 R)
• M75: 25,678,475 km (0.093 R)
• M76: 26,421,677 km (0.094 R)
• M77: 26,629,468 km (0.073 R)
• M78: 26,879,446 km (0.119 R)
• M79: 27,004,660 km (0.119 R)
• M80: 28,395,471 km (0.092 R)
• M81: 28,480,592 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 231.9

Radius: 6.2

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 8.16 AU - 11.88 AU

Year: 20167 Days

Day: 21.4 Hours

Environment

Temp: -238 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 53,324,495 km

• M1: 81,830 km (0.05 R)
• M2: 130,300 km (0.082 R)
• M3: 313,408 km (0.096 R)
• M4: 353,799 km (0.103 R)
• M5: 763,996 km (0.104 R)
• M6: 899,083 km (0.039 R)
• M7: 1,105,827 km (0.117 R)
• M8: 1,192,744 km (0.063 R)
• M9: 1,443,470 km (0.05 R)
• M10: 4,245,588 km (0.079 R)
• M11: 4,452,182 km (0.067 R)
• M12: 4,875,395 km (0.071 R)
• M13: 5,571,623 km (0.07 R)
• M14: 5,722,119 km (0.115 R)
• M15: 5,950,555 km (0.114 R)
• M16: 6,220,728 km (0.102 R)
• M17: 6,337,714 km (0.077 R)
• M18: 6,376,908 km (0.107 R)
• M19: 6,534,285 km (0.104 R)
• M20: 6,653,365 km (0.088 R)
• M21: 7,340,917 km (0.104 R)
• M22: 7,423,346 km (0.12 R)
• M23: 7,547,512 km (0.084 R)
• M24: 7,755,902 km (0.096 R)
• M25: 7,882,013 km (0.081 R)
• M26: 8,826,574 km (0.03 R)
• M27: 9,267,588 km (0.119 R)
• M28: 10,726,766 km (0.073 R)
• M29: 10,914,212 km (0.093 R)
• M30: 11,197,251 km (0.07 R)
• M31: 11,578,576 km (0.089 R)
• M32: 11,964,090 km (0.107 R)
• M33: 12,747,683 km (0.096 R)
• M34: 13,648,861 km (0.034 R)
• M35: 14,004,904 km (0.075 R)
• M36: 14,056,066 km (0.032 R)
• M37: 15,301,319 km (0.096 R)
• M38: 15,459,444 km (0.098 R)
• M39: 17,124,917 km (0.074 R)
• M40: 17,453,733 km (0.064 R)
• M41: 17,784,793 km (0.106 R)
• M42: 18,396,948 km (0.068 R)
• M43: 18,733,693 km (0.067 R)
• M44: 19,072,532 km (0.068 R)
• M45: 19,185,927 km (0.119 R)
• M46: 19,813,789 km (0.051 R)
• M47: 20,158,911 km (0.038 R)
• M48: 20,680,559 km (0.098 R)
• M49: 20,855,439 km (0.074 R)
• M50: 20,972,275 km (0.112 R)
• M51: 21,206,545 km (0.116 R)
• M52: 22,093,062 km (0.063 R)
• M53: 22,331,521 km (0.058 R)
• M54: 23,293,735 km (0.118 R)
• M55: 23,597,269 km (0.077 R)
• M56: 25,010,071 km (0.108 R)
• M57: 25,570,315 km (0.08 R)
• M58: 25,946,255 km (0.11 R)
• M59: 26,071,917 km (0.075 R)
• M60: 26,260,709 km (0.103 R)
• M61: 26,766,649 km (0.042 R)
• M62: 27,148,274 km (0.093 R)
• M63: 28,303,768 km (0.089 R)
• M64: 29,606,466 km (0.082 R)
• M65: 30,133,050 km (0.089 R)
• M66: 31,596,865 km (0.1 R)
• M67: 31,663,885 km (0.091 R)
• M68: 34,870,067 km (0.093 R)
• M69: 35,217,134 km (0.076 R)
• M70: 35,844,847 km (0.11 R)
• M71: 36,054,882 km (0.081 R)
• M72: 38,607,321 km (0.084 R)
• M73: 38,750,785 km (0.045 R)
• M74: 39,038,312 km (0.115 R)
• M75: 39,182,375 km (0.099 R)
• M76: 41,437,413 km (0.1 R)
• M77: 41,584,319 km (0.09 R)
• M78: 41,657,771 km (0.101 R)
• M79: 41,731,373 km (0.049 R)
• M80: 42,914,393 km (0.104 R)
• M81: 43,063,093 km (0.111 R)
• M82: 43,734,190 km (0.11 R)
• M83: 44,634,320 km (0.109 R)
• M84: 45,237,798 km (0.085 R)
• M85: 45,313,345 km (0.108 R)
• M86: 46,911,199 km (0.112 R)
• M87: 47,832,573 km (0.1 R)
• M88: 47,986,659 km (0.1 R)
• M89: 48,063,851 km (0.094 R)
• M90: 49,615,031 km (0.118 R)
• M91: 49,692,972 km (0.089 R)
• M92: 51,025,141 km (0.095 R)
• M93: 51,182,667 km (0.114 R)
• M94: 51,972,544 km (0.064 R)
• M95: 53,085,104 km (0.081 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 15,025 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit