🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.79 AU - 1.15 AU

Year: 356 Days

Day: 29.7 Hours

Environment

Temp: 32 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.68 AU - 2.32 AU

Year: 1054 Days

Day: 21.8 Hours

Environment

Temp: -76 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.38 AU - 2.9 AU

Year: 1599 Days

Day: 16 Hours

Environment

Temp: -100 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,015,739 km

• M1: 21,392 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.39 AU - 3.47 AU

Year: 2368 Days

Day: 33.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,015,739 km

• M1: 567,874 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.4

Radius: 10.5

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.6 AU - 4.88 AU

Year: 3847 Days

Day: 6.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 84,015,739 km

• M1: 167,400 km (0.112 R)
• M2: 418,724 km (0.107 R)
• M3: 541,843 km (0.087 R)
• M4: 619,485 km (0.107 R)
• M5: 693,835 km (0.057 R)
• M6: 819,946 km (0.116 R)
• M7: 886,218 km (0.12 R)
• M8: 1,096,403 km (0.112 R)
• M9: 1,217,128 km (0.058 R)
• M10: 1,313,320 km (0.075 R)
• M11: 1,402,031 km (0.114 R)
• M12: 1,554,771 km (0.069 R)
• M13: 1,681,031 km (0.112 R)
• M14: 1,877,004 km (0.095 R)
• M15: 1,955,244 km (0.107 R)
• M16: 2,057,569 km (0.052 R)
• M17: 2,208,513 km (0.118 R)
• M18: 2,327,294 km (0.116 R)
• M19: 2,484,821 km (0.057 R)
• M20: 2,571,288 km (0.117 R)
• M21: 2,696,352 km (0.113 R)
• M22: 2,887,987 km (0.099 R)
• M23: 2,965,927 km (0.08 R)
• M24: 3,084,110 km (0.106 R)
• M25: 3,163,845 km (0.051 R)
• M26: 3,271,107 km (0.074 R)
• M27: 3,366,102 km (0.045 R)
• M28: 3,461,994 km (0.054 R)
• M29: 3,614,584 km (0.1 R)
• M30: 3,726,932 km (0.119 R)
• M31: 3,812,053 km (0.118 R)
• M32: 3,912,134 km (0.11 R)
• M33: 3,998,601 km (0.084 R)
• M34: 4,071,156 km (0.104 R)
• M35: 4,351,054 km (0.05 R)
• M36: 4,500,802 km (0.116 R)
• M37: 4,728,789 km (0.106 R)
• M38: 5,007,490 km (0.066 R)
• M39: 5,355,305 km (0.099 R)
• M40: 5,760,266 km (0.109 R)
• M41: 5,891,912 km (0.027 R)
• M42: 5,991,395 km (0.094 R)
• M43: 6,057,966 km (0.078 R)
• M44: 6,754,942 km (0.068 R)
• M45: 7,104,104 km (0.093 R)
• M46: 7,298,731 km (0.034 R)
• M47: 7,747,524 km (0.108 R)
• M48: 7,838,480 km (0.081 R)
• M49: 8,447,044 km (0.11 R)
• M50: 8,842,281 km (0.117 R)
• M51: 8,975,274 km (0.069 R)
• M52: 9,051,718 km (0.108 R)
• M53: 9,166,610 km (0.067 R)
• M54: 9,301,397 km (0.082 R)
• M55: 9,514,425 km (0.114 R)
• M56: 9,925,669 km (0.106 R)
• M57: 10,785,857 km (0.115 R)
• M58: 10,989,310 km (0.081 R)
• M59: 11,669,681 km (0.097 R)
• M60: 11,815,838 km (0.11 R)
• M61: 12,088,854 km (0.115 R)
• M62: 12,236,657 km (0.083 R)
• M63: 12,342,572 km (0.069 R)
• M64: 12,448,936 km (0.119 R)
• M65: 12,619,628 km (0.106 R)
• M66: 12,941,712 km (0.11 R)
• M67: 13,462,911 km (0.073 R)
• M68: 13,594,258 km (0.071 R)
• M69: 13,660,081 km (0.114 R)
• M70: 13,990,842 km (0.108 R)
• M71: 14,146,124 km (0.117 R)
• M72: 14,818,118 km (0.073 R)
• M73: 14,976,392 km (0.118 R)
• M74: 15,158,004 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.4

Radius: 11.6

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 6.33 AU - 6.61 AU

Year: 6135 Days

Day: 6.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 84,015,739 km

• M1: 148,102 km (0.12 R)
• M2: 255,812 km (0.119 R)
• M3: 341,981 km (0.09 R)
• M4: 485,595 km (0.088 R)
• M5: 623,674 km (0.038 R)
• M6: 989,590 km (0.115 R)
• M7: 1,299,557 km (0.116 R)
• M8: 1,486,704 km (0.094 R)
• M9: 1,611,917 km (0.105 R)
• M10: 1,769,743 km (0.118 R)
• M11: 1,873,115 km (0.083 R)
• M12: 2,226,914 km (0.071 R)
• M13: 2,452,807 km (0.089 R)
• M14: 2,892,475 km (0.057 R)
• M15: 3,375,227 km (0.062 R)
• M16: 3,941,306 km (0.081 R)
• M17: 4,038,544 km (0.112 R)
• M18: 4,136,680 km (0.117 R)
• M19: 4,866,419 km (0.086 R)
• M20: 4,970,988 km (0.111 R)
• M21: 5,375,051 km (0.118 R)
• M22: 5,900,888 km (0.106 R)
• M23: 6,170,015 km (0.114 R)
• M24: 6,558,221 km (0.096 R)
• M25: 6,720,385 km (0.048 R)
• M26: 7,119,811 km (0.105 R)
• M27: 7,941,852 km (0.11 R)
• M28: 8,189,287 km (0.097 R)
• M29: 9,701,123 km (0.048 R)
• M30: 10,259,871 km (0.039 R)
• M31: 11,269,656 km (0.12 R)
• M32: 11,408,483 km (0.106 R)
• M33: 11,913,226 km (0.117 R)
• M34: 12,054,746 km (0.085 R)
• M35: 12,368,004 km (0.116 R)
• M36: 13,914,996 km (0.025 R)
• M37: 14,183,823 km (0.102 R)
• M38: 16,081,472 km (0.107 R)
• M39: 16,332,048 km (0.045 R)
• M40: 16,489,425 km (0.113 R)
• M41: 16,583,971 km (0.076 R)
• M42: 17,283,491 km (0.074 R)
• M43: 17,733,631 km (0.083 R)
• M44: 17,830,720 km (0.043 R)
• M45: 17,992,734 km (0.052 R)
• M46: 18,481,620 km (0.117 R)
• M47: 18,941,933 km (0.096 R)
• M48: 19,539,427 km (0.082 R)
• M49: 19,806,908 km (0.055 R)
• M50: 20,244,182 km (0.103 R)
• M51: 21,334,302 km (0.058 R)
• M52: 21,955,731 km (0.118 R)
• M53: 22,373,409 km (0.076 R)
• M54: 22,478,277 km (0.079 R)
• M55: 22,969,556 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.9

Radius: 10.8

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 10.98 AU - 13.08 AU

Year: 15554 Days

Day: 5.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 84,015,739 km

• M1: 331,210 km (0.031 R)
• M2: 731,234 km (0.063 R)
• M3: 857,495 km (0.093 R)
• M4: 1,181,524 km (0.109 R)
• M5: 1,570,478 km (0.084 R)
• M6: 1,968,558 km (0.09 R)
• M7: 2,118,455 km (0.076 R)
• M8: 2,722,681 km (0.083 R)
• M9: 3,165,790 km (0.077 R)
• M10: 3,306,861 km (0.069 R)
• M11: 3,378,070 km (0.111 R)
• M12: 3,779,590 km (0.114 R)
• M13: 3,929,338 km (0.103 R)
• M14: 4,508,581 km (0.116 R)
• M15: 4,627,810 km (0.056 R)
• M16: 4,950,493 km (0.114 R)
• M17: 5,032,472 km (0.045 R)
• M18: 6,181,384 km (0.115 R)
• M19: 6,358,508 km (0.114 R)
• M20: 6,808,199 km (0.066 R)
• M21: 7,221,987 km (0.115 R)
• M22: 7,881,713 km (0.07 R)
• M23: 8,218,907 km (0.045 R)
• M24: 8,560,888 km (0.099 R)
• M25: 8,808,023 km (0.098 R)
• M26: 9,563,343 km (0.035 R)
• M27: 9,768,442 km (0.096 R)
• M28: 10,708,664 km (0.112 R)
• M29: 10,815,028 km (0.064 R)
• M30: 11,677,909 km (0.116 R)
• M31: 11,842,167 km (0.079 R)
• M32: 12,674,829 km (0.047 R)
• M33: 12,956,672 km (0.069 R)
• M34: 13,069,917 km (0.07 R)
• M35: 14,279,566 km (0.106 R)
• M36: 15,344,553 km (0.112 R)
• M37: 16,251,565 km (0.086 R)
• M38: 16,619,276 km (0.079 R)
• M39: 16,989,681 km (0.081 R)
• M40: 17,487,841 km (0.109 R)
• M41: 17,738,867 km (0.087 R)
• M42: 20,115,678 km (0.063 R)
• M43: 20,775,105 km (0.103 R)
• M44: 21,040,791 km (0.095 R)
• M45: 21,777,411 km (0.062 R)
• M46: 22,386,424 km (0.086 R)
• M47: 22,454,491 km (0.109 R)
• M48: 24,386,697 km (0.073 R)
• M49: 26,731,644 km (0.113 R)
• M50: 27,020,667 km (0.093 R)
• M51: 28,408,037 km (0.075 R)
• M52: 30,494,479 km (0.109 R)
• M53: 30,948,060 km (0.077 R)
• M54: 31,099,752 km (0.05 R)
• M55: 31,632,470 km (0.12 R)
• M56: 32,014,992 km (0.115 R)
• M57: 32,168,329 km (0.072 R)
• M58: 32,552,945 km (0.088 R)
• M59: 33,559,889 km (0.089 R)
• M60: 34,498,466 km (0.082 R)
• M61: 34,577,005 km (0.109 R)
• M62: 35,763,316 km (0.032 R)
• M63: 37,043,275 km (0.115 R)
• M64: 38,419,725 km (0.098 R)
• M65: 38,991,339 km (0.096 R)
• M66: 39,565,794 km (0.118 R)
• M67: 40,225,671 km (0.04 R)
• M68: 40,640,057 km (0.102 R)
• M69: 41,891,443 km (0.112 R)
• M70: 42,143,216 km (0.117 R)
• M71: 42,901,677 km (0.1 R)
• M72: 43,749,598 km (0.087 R)
• M73: 44,090,382 km (0.093 R)
• M74: 45,203,839 km (0.093 R)
• M75: 45,634,681 km (0.091 R)
• M76: 45,720,999 km (0.072 R)
• M77: 46,066,720 km (0.067 R)
• M78: 47,371,213 km (0.116 R)
• M79: 47,896,301 km (0.072 R)
• M80: 50,016,253 km (0.118 R)
• M81: 51,446,558 km (0.108 R)
• M82: 53,162,446 km (0.114 R)
• M83: 53,617,074 km (0.113 R)
• M84: 56,835,672 km (0.116 R)
• M85: 59,361,033 km (0.083 R)
• M86: 59,455,280 km (0.118 R)
• M87: 59,832,716 km (0.085 R)
• M88: 60,495,135 km (0.108 R)
• M89: 61,064,804 km (0.104 R)
• M90: 61,445,680 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929

Radius: 3.9

Gravity: 61.08 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 11.24 AU - 17.14 AU

Year: 19926 Days

Day: 15.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 84,015,739 km

• M1: 1,251,835 km (0.095 R)
• M2: 1,282,503 km (0.112 R)
• M3: 2,429,918 km (0.1 R)
• M4: 2,507,111 km (0.09 R)
• M5: 2,546,006 km (0.041 R)
• M6: 2,905,340 km (0.075 R)
• M7: 4,877,788 km (0.083 R)
• M8: 4,975,476 km (0.089 R)
• M9: 5,024,394 km (0.111 R)
• M10: 5,172,496 km (0.042 R)
• M11: 6,038,219 km (0.061 R)
• M12: 7,002,527 km (0.099 R)
• M13: 7,112,631 km (0.052 R)
• M14: 7,728,376 km (0.049 R)
• M15: 7,899,216 km (0.112 R)
• M16: 8,361,025 km (0.051 R)
• M17: 9,797,913 km (0.092 R)
• M18: 9,982,816 km (0.086 R)
• M19: 10,231,148 km (0.025 R)
• M20: 10,481,425 km (0.088 R)
• M21: 10,988,263 km (0.085 R)
• M22: 12,289,914 km (0.055 R)
• M23: 12,356,186 km (0.066 R)
• M24: 13,365,672 km (0.099 R)
• M25: 14,401,338 km (0.103 R)
• M26: 14,471,200 km (0.063 R)
• M27: 15,966,282 km (0.092 R)
• M28: 16,038,687 km (0.048 R)
• M29: 17,286,184 km (0.098 R)
• M30: 18,185,416 km (0.096 R)
• M31: 18,336,809 km (0.097 R)
• M32: 18,412,656 km (0.112 R)
• M33: 19,253,695 km (0.107 R)
• M34: 19,407,930 km (0.043 R)
• M35: 19,795,389 km (0.091 R)
• M36: 20,656,624 km (0.114 R)
• M37: 20,972,873 km (0.06 R)
• M38: 21,131,597 km (0.074 R)
• M39: 21,530,126 km (0.105 R)
• M40: 24,555,443 km (0.114 R)
• M41: 25,395,585 km (0.072 R)
• M42: 26,159,880 km (0.093 R)
• M43: 26,845,487 km (0.045 R)
• M44: 27,450,162 km (0.106 R)
• M45: 29,291,263 km (0.085 R)
• M46: 31,081,351 km (0.101 R)
• M47: 31,807,200 km (0.102 R)
• M48: 34,111,306 km (0.101 R)
• M49: 36,468,670 km (0.095 R)
• M50: 38,488,989 km (0.096 R)
• M51: 38,780,555 km (0.096 R)
• M52: 38,975,481 km (0.066 R)
• M53: 41,437,713 km (0.089 R)
• M54: 41,736,460 km (0.068 R)
• M55: 43,342,393 km (0.094 R)
• M56: 48,699,044 km (0.072 R)
• M57: 49,224,880 km (0.112 R)
• M58: 49,435,813 km (0.065 R)
• M59: 49,752,811 km (0.104 R)
• M60: 51,561,300 km (0.032 R)
• M61: 52,204,870 km (0.035 R)
• M62: 53,175,012 km (0.074 R)
• M63: 55,023,742 km (0.091 R)
• M64: 55,242,604 km (0.1 R)
• M65: 55,900,984 km (0.029 R)
• M66: 56,010,939 km (0.097 R)
• M67: 56,121,043 km (0.104 R)
• M68: 56,451,654 km (0.109 R)
• M69: 56,782,864 km (0.103 R)
• M70: 57,003,969 km (0.078 R)
• M71: 58,114,285 km (0.094 R)
• M72: 60,243,212 km (0.065 R)
• M73: 60,694,699 km (0.104 R)
• M74: 61,600,962 km (0.103 R)
• M75: 63,197,770 km (0.119 R)
• M76: 64,231,342 km (0.104 R)
• M77: 64,461,872 km (0.102 R)
• M78: 64,577,212 km (0.087 R)
• M79: 65,966,527 km (0.043 R)
• M80: 66,315,390 km (0.086 R)
• M81: 68,774,629 km (0.103 R)
• M82: 72,339,247 km (0.064 R)
• M83: 73,420,241 km (0.117 R)
• M84: 73,902,545 km (0.084 R)
• M85: 74,264,871 km (0.115 R)
• M86: 74,991,169 km (0.103 R)
• M87: 75,841,633 km (0.116 R)
• M88: 76,329,172 km (0.117 R)
• M89: 76,695,388 km (0.068 R)
• M90: 78,658,560 km (0.085 R)
• M91: 82,634,124 km (0.084 R)
• M92: 83,889,848 km (0.09 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 11,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit