🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.8 AU - 0.88 AU

Year: 290 Days

Day: 35.7 Hours

Environment

Temp: 93 °C

Axial Tilt: 41.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 96,339,521 km

• M1: 627,413 km (0.111 R)
• M2: 836,850 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.06 AU - 1.4 AU

Year: 514 Days

Day: 44.7 Hours

Environment

Temp: -13 °C

Axial Tilt: 4.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 96,339,521 km

• M1: 40,840 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.22 AU - 1.88 AU

Year: 727 Days

Day: 13 Hours

Environment

Temp: -50 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.47 AU - 3.95 AU

Year: 2167 Days

Day: 44.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.8

Radius: 8.6

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.19 AU - 6.29 AU

Year: 4519 Days

Day: 8.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 96,339,521 km

• M1: 112,946 km (0.09 R)
• M2: 174,431 km (0.061 R)
• M3: 243,545 km (0.11 R)
• M4: 312,360 km (0.085 R)
• M5: 484,398 km (0.103 R)
• M6: 587,471 km (0.076 R)
• M7: 730,038 km (0.042 R)
• M8: 850,464 km (0.084 R)
• M9: 907,461 km (0.116 R)
• M10: 1,049,878 km (0.08 R)
• M11: 1,290,880 km (0.109 R)
• M12: 1,563,447 km (0.081 R)
• M13: 1,944,922 km (0.112 R)
• M14: 2,130,722 km (0.095 R)
• M15: 2,194,002 km (0.109 R)
• M16: 2,486,466 km (0.069 R)
• M17: 2,603,601 km (0.073 R)
• M18: 2,671,369 km (0.097 R)
• M19: 2,739,735 km (0.116 R)
• M20: 2,913,269 km (0.084 R)
• M21: 3,072,591 km (0.096 R)
• M22: 3,381,510 km (0.063 R)
• M23: 3,700,303 km (0.045 R)
• M24: 4,028,970 km (0.08 R)
• M25: 4,107,658 km (0.072 R)
• M26: 4,755,716 km (0.102 R)
• M27: 4,859,836 km (0.092 R)
• M28: 5,155,442 km (0.034 R)
• M29: 5,241,012 km (0.115 R)
• M30: 5,920,186 km (0.106 R)
• M31: 6,122,592 km (0.106 R)
• M32: 6,235,987 km (0.119 R)
• M33: 6,650,224 km (0.114 R)
• M34: 6,743,423 km (0.115 R)
• M35: 7,505,026 km (0.034 R)
• M36: 7,650,884 km (0.04 R)
• M37: 7,896,075 km (0.087 R)
• M38: 8,495,214 km (0.044 R)
• M39: 9,499,614 km (0.086 R)
• M40: 10,029,191 km (0.061 R)
• M41: 10,136,153 km (0.107 R)
• M42: 10,622,795 km (0.114 R)
• M43: 10,813,981 km (0.037 R)
• M44: 11,089,241 km (0.11 R)
• M45: 11,815,689 km (0.071 R)
• M46: 12,127,600 km (0.117 R)
• M47: 12,241,743 km (0.093 R)
• M48: 12,327,613 km (0.062 R)
• M49: 12,413,631 km (0.109 R)
• M50: 13,079,791 km (0.055 R)
• M51: 13,167,605 km (0.101 R)
• M52: 13,757,619 km (0.085 R)
• M53: 14,296,021 km (0.113 R)
• M54: 14,658,796 km (0.105 R)
• M55: 14,841,306 km (0.119 R)
• M56: 15,672,023 km (0.081 R)
• M57: 16,517,849 km (0.115 R)
• M58: 16,580,979 km (0.071 R)
• M59: 17,346,172 km (0.082 R)
• M60: 17,474,826 km (0.026 R)
• M61: 18,188,109 km (0.114 R)
• M62: 18,318,858 km (0.045 R)
• M63: 18,778,722 km (0.095 R)
• M64: 19,810,648 km (0.085 R)
• M65: 20,181,351 km (0.047 R)
• M66: 20,792,608 km (0.095 R)
• M67: 21,066,372 km (0.037 R)
• M68: 21,617,341 km (0.059 R)
• M69: 22,172,948 km (0.102 R)
• M70: 22,487,552 km (0.102 R)
• M71: 22,592,869 km (0.09 R)
• M72: 22,733,341 km (0.092 R)
• M73: 22,980,028 km (0.096 R)
• M74: 23,156,703 km (0.117 R)
• M75: 23,832,287 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.7

Radius: 11.8

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 6.36 AU - 7.72 AU

Year: 7037 Days

Day: 14.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 96,339,521 km

• M1: 165,605 km (0.102 R)
• M2: 254,466 km (0.117 R)
• M3: 402,867 km (0.111 R)
• M4: 480,508 km (0.059 R)
• M5: 654,939 km (0.07 R)
• M6: 759,808 km (0.063 R)
• M7: 852,109 km (0.114 R)
• M8: 978,520 km (0.114 R)
• M9: 1,153,848 km (0.119 R)
• M10: 1,262,008 km (0.095 R)
• M11: 1,385,276 km (0.077 R)
• M12: 1,512,734 km (0.113 R)
• M13: 1,644,230 km (0.096 R)
• M14: 1,767,349 km (0.104 R)
• M15: 1,880,744 km (0.11 R)
• M16: 1,970,802 km (0.097 R)
• M17: 2,075,521 km (0.09 R)
• M18: 2,155,257 km (0.108 R)
• M19: 2,318,169 km (0.113 R)
• M20: 2,627,387 km (0.03 R)
• M21: 2,965,030 km (0.114 R)
• M22: 3,162,200 km (0.096 R)
• M23: 3,254,651 km (0.102 R)
• M24: 3,505,677 km (0.107 R)
• M25: 3,617,576 km (0.113 R)
• M26: 3,714,366 km (0.106 R)
• M27: 3,943,849 km (0.114 R)
• M28: 4,279,696 km (0.034 R)
• M29: 4,451,285 km (0.107 R)
• M30: 4,660,123 km (0.078 R)
• M31: 4,748,087 km (0.078 R)
• M32: 5,269,286 km (0.12 R)
• M33: 5,379,539 km (0.051 R)
• M34: 5,583,441 km (0.073 R)
• M35: 5,980,025 km (0.119 R)
• M36: 6,114,215 km (0.097 R)
• M37: 6,385,735 km (0.096 R)
• M38: 6,900,651 km (0.06 R)
• M39: 7,081,963 km (0.097 R)
• M40: 7,928,089 km (0.051 R)
• M41: 8,331,105 km (0.056 R)
• M42: 8,524,236 km (0.099 R)
• M43: 8,653,938 km (0.103 R)
• M44: 9,267,738 km (0.103 R)
• M45: 9,356,599 km (0.069 R)
• M46: 9,468,049 km (0.065 R)
• M47: 9,647,267 km (0.11 R)
• M48: 10,283,507 km (0.058 R)
• M49: 10,653,313 km (0.104 R)
• M50: 10,793,038 km (0.113 R)
• M51: 10,980,334 km (0.111 R)
• M52: 11,168,827 km (0.101 R)
• M53: 11,263,373 km (0.099 R)
• M54: 11,477,149 km (0.08 R)
• M55: 11,620,613 km (0.088 R)
• M56: 11,764,526 km (0.114 R)
• M57: 12,224,091 km (0.08 R)
• M58: 13,186,155 km (0.112 R)
• M59: 13,638,389 km (0.025 R)
• M60: 13,764,799 km (0.109 R)
• M61: 14,146,723 km (0.027 R)
• M62: 14,532,236 km (0.085 R)
• M63: 15,497,741 km (0.036 R)
• M64: 15,629,836 km (0.034 R)
• M65: 16,403,107 km (0.045 R)
• M66: 16,510,818 km (0.11 R)
• M67: 16,591,750 km (0.117 R)
• M68: 16,672,683 km (0.118 R)
• M69: 17,243,698 km (0.089 R)
• M70: 17,738,119 km (0.105 R)
• M71: 18,348,927 km (0.077 R)
• M72: 18,656,799 km (0.086 R)
• M73: 18,938,342 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406.4

Radius: 7

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 14.22 AU - 16.26 AU

Year: 22413 Days

Day: 19.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 96,339,521 km

• M1: 119,080 km (0.092 R)
• M2: 445,054 km (0.12 R)
• M3: 701,315 km (0.097 R)
• M4: 1,335,759 km (0.085 R)
• M5: 1,855,014 km (0.095 R)
• M6: 1,978,282 km (0.03 R)
• M7: 2,397,605 km (0.093 R)
• M8: 2,773,844 km (0.106 R)
• M9: 2,844,155 km (0.073 R)
• M10: 3,241,935 km (0.104 R)
• M11: 3,466,332 km (0.071 R)
• M12: 3,890,891 km (0.102 R)
• M13: 5,087,375 km (0.099 R)
• M14: 5,973,892 km (0.101 R)
• M15: 6,811,789 km (0.083 R)
• M16: 7,051,146 km (0.105 R)
• M17: 7,293,195 km (0.098 R)
• M18: 8,288,620 km (0.085 R)
• M19: 8,698,667 km (0.068 R)
• M20: 8,750,428 km (0.081 R)
• M21: 9,010,579 km (0.055 R)
• M22: 9,645,323 km (0.078 R)
• M23: 11,125,444 km (0.117 R)
• M24: 12,035,597 km (0.074 R)
• M25: 12,851,504 km (0.075 R)
• M26: 12,910,446 km (0.105 R)
• M27: 13,745,202 km (0.119 R)
• M28: 13,805,490 km (0.113 R)
• M29: 14,597,461 km (0.109 R)
• M30: 15,154,414 km (0.106 R)
• M31: 16,801,786 km (0.099 R)
• M32: 16,995,515 km (0.096 R)
• M33: 17,450,442 km (0.101 R)
• M34: 18,372,264 km (0.08 R)
• M35: 19,852,685 km (0.115 R)
• M36: 19,989,118 km (0.085 R)
• M37: 21,092,103 km (0.091 R)
• M38: 21,721,162 km (0.085 R)
• M39: 21,791,473 km (0.114 R)
• M40: 23,500,629 km (0.052 R)
• M41: 24,007,317 km (0.095 R)
• M42: 24,663,902 km (0.046 R)
• M43: 25,178,818 km (0.108 R)
• M44: 25,400,522 km (0.105 R)
• M45: 27,577,021 km (0.028 R)
• M46: 29,035,152 km (0.067 R)
• M47: 29,734,522 km (0.108 R)
• M48: 30,912,455 km (0.12 R)
• M49: 31,070,730 km (0.078 R)
• M50: 31,467,463 km (0.058 R)
• M51: 32,025,613 km (0.09 R)
• M52: 33,719,809 km (0.083 R)
• M53: 34,127,463 km (0.088 R)
• M54: 34,209,293 km (0.107 R)
• M55: 34,536,763 km (0.105 R)
• M56: 34,865,429 km (0.084 R)
• M57: 35,443,027 km (0.1 R)
• M58: 37,026,520 km (0.096 R)
• M59: 37,362,816 km (0.108 R)
• M60: 38,038,550 km (0.098 R)
• M61: 38,293,016 km (0.101 R)
• M62: 39,059,705 km (0.106 R)
• M63: 39,401,985 km (0.1 R)
• M64: 41,738,853 km (0.101 R)
• M65: 41,913,733 km (0.069 R)
• M66: 42,001,397 km (0.099 R)
• M67: 42,791,873 km (0.074 R)
• M68: 43,321,599 km (0.099 R)
• M69: 43,942,430 km (0.103 R)
• M70: 46,002,841 km (0.119 R)
• M71: 46,183,555 km (0.101 R)
• M72: 47,181,224 km (0.108 R)
• M73: 47,911,411 km (0.109 R)
• M74: 51,336,604 km (0.109 R)
• M75: 52,087,435 km (0.069 R)
• M76: 53,031,248 km (0.066 R)
• M77: 55,415,240 km (0.083 R)
• M78: 55,607,324 km (0.092 R)
• M79: 56,571,781 km (0.116 R)
• M80: 57,833,789 km (0.108 R)
• M81: 58,028,864 km (0.109 R)
• M82: 58,615,139 km (0.061 R)
• M83: 59,105,072 km (0.097 R)
• M84: 61,078,866 km (0.099 R)
• M85: 62,173,623 km (0.062 R)
• M86: 62,273,405 km (0.088 R)
• M87: 62,973,822 km (0.118 R)
• M88: 63,375,343 km (0.093 R)
• M89: 65,903,248 km (0.07 R)
• M90: 67,230,779 km (0.085 R)
• M91: 68,464,064 km (0.064 R)
• M92: 68,980,027 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859.8

Radius: 3.5

Gravity: 70.19 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 12.57 AU - 20.59 AU

Year: 25433 Days

Day: 20.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 96,339,521 km

• M1: 186,249 km (0.095 R)
• M2: 295,755 km (0.045 R)
• M3: 336,595 km (0.092 R)
• M4: 401,521 km (0.031 R)
• M5: 993,629 km (0.103 R)
• M6: 1,530,087 km (0.093 R)
• M7: 2,643,544 km (0.088 R)
• M8: 2,818,723 km (0.113 R)
• M9: 2,952,613 km (0.026 R)
• M10: 3,088,747 km (0.088 R)
• M11: 3,366,850 km (0.103 R)
• M12: 3,508,818 km (0.055 R)
• M13: 3,652,881 km (0.077 R)
• M14: 4,820,043 km (0.102 R)
• M15: 5,581,945 km (0.088 R)
• M16: 5,637,745 km (0.077 R)
• M17: 5,750,093 km (0.092 R)
• M18: 5,919,887 km (0.08 R)
• M19: 6,148,772 km (0.099 R)
• M20: 6,556,426 km (0.102 R)
• M21: 8,081,726 km (0.072 R)
• M22: 8,208,286 km (0.111 R)
• M23: 11,578,576 km (0.114 R)
• M24: 12,152,882 km (0.095 R)
• M25: 12,662,861 km (0.085 R)
• M26: 12,957,569 km (0.087 R)
• M27: 13,930,554 km (0.111 R)
• M28: 14,387,426 km (0.091 R)
• M29: 15,082,009 km (0.092 R)
• M30: 15,866,500 km (0.074 R)
• M31: 16,906,205 km (0.084 R)
• M32: 17,068,070 km (0.1 R)
• M33: 18,050,030 km (0.119 R)
• M34: 18,631,368 km (0.101 R)
• M35: 19,557,079 km (0.12 R)
• M36: 20,239,694 km (0.108 R)
• M37: 24,954,870 km (0.068 R)
• M38: 25,047,022 km (0.076 R)
• M39: 25,323,928 km (0.115 R)
• M40: 26,535,820 km (0.104 R)
• M41: 29,403,461 km (0.112 R)
• M42: 31,269,845 km (0.033 R)
• M43: 31,667,625 km (0.057 R)
• M44: 32,267,513 km (0.102 R)
• M45: 32,770,162 km (0.063 R)
• M46: 33,579,935 km (0.03 R)
• M47: 34,806,787 km (0.092 R)
• M48: 35,322,301 km (0.062 R)
• M49: 36,152,270 km (0.1 R)
• M50: 36,465,229 km (0.074 R)
• M51: 38,467,896 km (0.085 R)
• M52: 40,830,944 km (0.101 R)
• M53: 41,048,160 km (0.109 R)
• M54: 42,909,307 km (0.045 R)
• M55: 43,019,710 km (0.067 R)
• M56: 43,683,625 km (0.118 R)
• M57: 46,373,395 km (0.116 R)
• M58: 46,826,826 km (0.12 R)
• M59: 47,395,747 km (0.029 R)
• M60: 47,738,177 km (0.096 R)
• M61: 48,425,579 km (0.117 R)
• M62: 49,462,741 km (0.101 R)
• M63: 51,207,501 km (0.087 R)
• M64: 51,558,906 km (0.11 R)
• M65: 51,676,191 km (0.076 R)
• M66: 57,409,978 km (0.096 R)
• M67: 59,611,610 km (0.088 R)
• M68: 59,734,729 km (0.09 R)
• M69: 60,227,953 km (0.091 R)
• M70: 60,598,806 km (0.106 R)
• M71: 60,970,407 km (0.047 R)
• M72: 62,464,591 km (0.041 R)
• M73: 66,762,687 km (0.06 R)
• M74: 67,787,882 km (0.025 R)
• M75: 68,044,891 km (0.102 R)
• M76: 68,302,349 km (0.064 R)
• M77: 69,594,276 km (0.08 R)
• M78: 70,503,532 km (0.112 R)
• M79: 70,763,982 km (0.099 R)
• M80: 71,940,120 km (0.073 R)
• M81: 72,990,895 km (0.106 R)
• M82: 77,647,728 km (0.088 R)
• M83: 78,320,768 km (0.104 R)
• M84: 79,401,613 km (0.071 R)
• M85: 79,537,149 km (0.083 R)
• M86: 81,032,230 km (0.112 R)
• M87: 81,305,096 km (0.05 R)
• M88: 82,399,554 km (0.09 R)
• M89: 83,361,169 km (0.101 R)
• M90: 87,524,329 km (0.089 R)
• M91: 91,754,508 km (0.119 R)
• M92: 93,608,175 km (0.118 R)
• M93: 96,195,171 km (0.032 R)
• M94: 96,339,533 km (0.059 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 11,198 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit