🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.42 AU - 1.88 AU

Year: 770 Days

Day: 12.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.61 AU - 1.77 AU

Year: 798 Days

Day: 41.5 Hours

Environment

Temp: -56 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,868,785 km

• M1: 78,389 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.16 AU - 2.26 AU

Year: 1194 Days

Day: 39.2 Hours

Environment

Temp: -75 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.43 AU - 3.73 AU

Year: 1965 Days

Day: 15.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.4

Radius: 13.1

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.76 AU - 6.04 AU

Year: 3942 Days

Day: 5.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 90,868,785 km

• M1: 261,198 km (0.046 R)
• M2: 787,034 km (0.086 R)
• M3: 938,876 km (0.046 R)
• M4: 1,024,297 km (0.096 R)
• M5: 1,134,999 km (0.099 R)
• M6: 1,321,398 km (0.094 R)
• M7: 1,997,580 km (0.072 R)
• M8: 2,167,673 km (0.112 R)
• M9: 2,283,911 km (0.046 R)
• M10: 2,402,243 km (0.077 R)
• M11: 2,553,187 km (0.104 R)
• M12: 2,992,855 km (0.064 R)
• M13: 3,106,549 km (0.092 R)
• M14: 3,576,137 km (0.1 R)
• M15: 4,158,522 km (0.054 R)
• M16: 4,526,084 km (0.07 R)
• M17: 4,789,675 km (0.053 R)
• M18: 4,904,267 km (0.091 R)
• M19: 5,039,055 km (0.109 R)
• M20: 5,490,840 km (0.107 R)
• M21: 6,602,502 km (0.094 R)
• M22: 6,730,408 km (0.101 R)
• M23: 8,053,302 km (0.046 R)
• M24: 8,190,035 km (0.116 R)
• M25: 9,050,073 km (0.097 R)
• M26: 9,192,191 km (0.117 R)
• M27: 9,359,142 km (0.071 R)
• M28: 9,647,417 km (0.057 R)
• M29: 9,841,296 km (0.071 R)
• M30: 10,306,994 km (0.058 R)
• M31: 10,430,861 km (0.117 R)
• M32: 10,629,826 km (0.03 R)
• M33: 11,260,082 km (0.119 R)
• M34: 11,618,219 km (0.106 R)
• M35: 11,850,545 km (0.105 R)
• M36: 12,162,606 km (0.063 R)
• M37: 12,662,413 km (0.049 R)
• M38: 12,768,477 km (0.119 R)
• M39: 13,654,994 km (0.034 R)
• M40: 15,176,255 km (0.059 R)
• M41: 15,458,696 km (0.111 R)
• M42: 15,572,091 km (0.065 R)
• M43: 15,685,786 km (0.107 R)
• M44: 16,605,513 km (0.091 R)
• M45: 16,867,459 km (0.109 R)
• M46: 17,277,507 km (0.078 R)
• M47: 17,454,182 km (0.116 R)
• M48: 17,631,605 km (0.12 R)
• M49: 17,958,177 km (0.08 R)
• M50: 18,527,247 km (0.056 R)
• M51: 18,889,723 km (0.12 R)
• M52: 19,376,664 km (0.069 R)
• M53: 20,987,534 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.1

Radius: 11.4

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.56 AU - 6.08 AU

Year: 4460 Days

Day: 9.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 90,868,785 km

• M1: 160,070 km (0.104 R)
• M2: 257,757 km (0.117 R)
• M3: 459,864 km (0.11 R)
• M4: 544,387 km (0.051 R)
• M5: 658,979 km (0.105 R)
• M6: 782,846 km (0.099 R)
• M7: 970,591 km (0.105 R)
• M8: 1,249,591 km (0.118 R)
• M9: 1,406,968 km (0.087 R)
• M10: 1,638,695 km (0.045 R)
• M11: 1,724,564 km (0.081 R)
• M12: 2,426,777 km (0.079 R)
• M13: 2,605,397 km (0.093 R)
• M14: 2,686,179 km (0.102 R)
• M15: 3,188,529 km (0.091 R)
• M16: 3,384,652 km (0.08 R)
• M17: 3,652,282 km (0.091 R)
• M18: 3,743,088 km (0.056 R)
• M19: 4,399,823 km (0.116 R)
• M20: 4,692,287 km (0.072 R)
• M21: 4,865,820 km (0.109 R)
• M22: 5,373,556 km (0.041 R)
• M23: 5,660,035 km (0.053 R)
• M24: 5,898,195 km (0.052 R)
• M25: 6,112,719 km (0.094 R)
• M26: 6,275,331 km (0.083 R)
• M27: 6,604,896 km (0.113 R)
• M28: 6,716,047 km (0.119 R)
• M29: 7,453,415 km (0.068 R)
• M30: 7,627,247 km (0.083 R)
• M31: 7,714,762 km (0.11 R)
• M32: 8,038,193 km (0.111 R)
• M33: 8,306,123 km (0.091 R)
• M34: 8,396,180 km (0.084 R)
• M35: 9,220,764 km (0.038 R)
• M36: 9,313,963 km (0.113 R)
• M37: 9,911,757 km (0.041 R)
• M38: 10,327,938 km (0.054 R)
• M39: 10,684,430 km (0.088 R)
• M40: 11,243,626 km (0.072 R)
• M41: 12,185,345 km (0.109 R)
• M42: 13,857,849 km (0.097 R)
• M43: 13,929,207 km (0.109 R)
• M44: 14,251,292 km (0.108 R)
• M45: 14,503,663 km (0.089 R)
• M46: 14,793,733 km (0.106 R)
• M47: 14,976,093 km (0.049 R)
• M48: 15,601,562 km (0.094 R)
• M49: 15,824,313 km (0.112 R)
• M50: 15,936,063 km (0.072 R)
• M51: 16,048,112 km (0.117 R)
• M52: 16,499,000 km (0.107 R)
• M53: 16,726,089 km (0.034 R)
• M54: 17,068,519 km (0.052 R)
• M55: 17,644,470 km (0.115 R)
• M56: 18,383,035 km (0.079 R)
• M57: 18,973,348 km (0.08 R)
• M58: 19,052,635 km (0.112 R)
• M59: 19,410,324 km (0.067 R)
• M60: 20,051,650 km (0.113 R)
• M61: 20,537,244 km (0.065 R)
• M62: 21,067,719 km (0.114 R)
• M63: 21,313,957 km (0.104 R)
• M64: 22,308,932 km (0.114 R)
• M65: 22,434,445 km (0.065 R)
• M66: 23,065,000 km (0.039 R)
• M67: 23,531,296 km (0.084 R)
• M68: 24,257,893 km (0.042 R)
• M69: 24,473,164 km (0.107 R)
• M70: 25,252,869 km (0.078 R)
• M71: 25,733,377 km (0.093 R)
• M72: 26,040,651 km (0.087 R)
• M73: 26,881,092 km (0.052 R)
• M74: 27,595,721 km (0.092 R)
• M75: 28,679,408 km (0.106 R)
• M76: 28,861,319 km (0.077 R)
• M77: 29,501,149 km (0.048 R)
• M78: 29,638,929 km (0.097 R)
• M79: 29,822,934 km (0.032 R)
• M80: 30,053,464 km (0.065 R)
• M81: 30,562,546 km (0.114 R)
• M82: 31,121,294 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.7

Radius: 9.2

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.46 AU - 8.62 AU

Year: 6789 Days

Day: 13.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 90,868,785 km

• M1: 115,639 km (0.112 R)
• M2: 260,001 km (0.099 R)
• M3: 387,159 km (0.112 R)
• M4: 550,969 km (0.088 R)
• M5: 781,649 km (0.052 R)
• M6: 1,175,390 km (0.042 R)
• M7: 1,349,074 km (0.099 R)
• M8: 2,042,909 km (0.116 R)
• M9: 2,126,085 km (0.112 R)
• M10: 2,492,600 km (0.116 R)
• M11: 2,740,483 km (0.114 R)
• M12: 3,163,397 km (0.108 R)
• M13: 3,682,501 km (0.055 R)
• M14: 4,335,197 km (0.101 R)
• M15: 4,415,830 km (0.117 R)
• M16: 4,716,222 km (0.078 R)
• M17: 4,799,249 km (0.112 R)
• M18: 5,136,592 km (0.032 R)
• M19: 5,510,587 km (0.074 R)
• M20: 5,774,777 km (0.069 R)
• M21: 5,923,328 km (0.115 R)
• M22: 6,133,513 km (0.037 R)
• M23: 6,561,063 km (0.103 R)
• M24: 6,778,579 km (0.1 R)
• M25: 6,966,922 km (0.092 R)
• M26: 7,220,640 km (0.043 R)
• M27: 8,165,949 km (0.103 R)
• M28: 8,232,670 km (0.11 R)
• M29: 9,046,333 km (0.102 R)
• M30: 9,673,447 km (0.096 R)
• M31: 9,743,908 km (0.085 R)
• M32: 9,992,240 km (0.107 R)
• M33: 10,099,203 km (0.12 R)
• M34: 10,206,764 km (0.096 R)
• M35: 10,350,527 km (0.079 R)
• M36: 11,042,866 km (0.107 R)
• M37: 11,153,568 km (0.107 R)
• M38: 11,376,170 km (0.093 R)
• M39: 11,787,863 km (0.105 R)
• M40: 12,204,493 km (0.116 R)
• M41: 12,857,937 km (0.066 R)
• M42: 13,208,594 km (0.115 R)
• M43: 13,365,373 km (0.08 R)
• M44: 13,522,750 km (0.112 R)
• M45: 14,278,967 km (0.068 R)
• M46: 14,439,934 km (0.048 R)
• M47: 14,967,267 km (0.086 R)
• M48: 15,542,172 km (0.076 R)
• M49: 16,082,519 km (0.059 R)
• M50: 16,756,009 km (0.092 R)
• M51: 17,352,755 km (0.068 R)
• M52: 17,481,558 km (0.083 R)
• M53: 18,523,508 km (0.116 R)
• M54: 19,140,449 km (0.066 R)
• M55: 19,719,543 km (0.097 R)
• M56: 20,986,038 km (0.098 R)
• M57: 21,169,146 km (0.096 R)
• M58: 21,398,779 km (0.101 R)
• M59: 21,767,837 km (0.038 R)
• M60: 21,906,813 km (0.04 R)
• M61: 21,999,564 km (0.115 R)
• M62: 22,559,060 km (0.108 R)
• M63: 22,793,629 km (0.041 R)
• M64: 23,028,947 km (0.058 R)
• M65: 23,978,444 km (0.054 R)
• M66: 24,074,037 km (0.097 R)
• M67: 24,169,780 km (0.114 R)
• M68: 24,265,672 km (0.08 R)
• M69: 24,554,247 km (0.078 R)
• M70: 24,747,078 km (0.115 R)
• M71: 25,086,067 km (0.107 R)
• M72: 25,280,395 km (0.096 R)
• M73: 25,719,464 km (0.119 R)
• M74: 26,358,098 km (0.085 R)
• M75: 26,852,967 km (0.091 R)
• M76: 27,350,829 km (0.113 R)
• M77: 27,500,876 km (0.086 R)
• M78: 27,600,957 km (0.059 R)
• M79: 27,801,567 km (0.115 R)
• M80: 27,952,362 km (0.088 R)
• M81: 30,557,160 km (0.04 R)
• M82: 31,233,492 km (0.109 R)
• M83: 31,494,989 km (0.034 R)
• M84: 32,230,861 km (0.107 R)
• M85: 32,336,328 km (0.091 R)
• M86: 34,364,276 km (0.11 R)
• M87: 35,230,448 km (0.117 R)
• M88: 35,339,206 km (0.092 R)
• M89: 35,448,113 km (0.104 R)
• M90: 35,557,170 km (0.1 R)
• M91: 35,775,433 km (0.116 R)
• M92: 36,433,215 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.5

Radius: 12.7

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 6.32 AU - 8.5 AU

Year: 7331 Days

Day: 14.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 90,868,785 km

• M1: 175,927 km (0.077 R)
• M2: 456,872 km (0.087 R)
• M3: 756,965 km (0.077 R)
• M4: 954,883 km (0.095 R)
• M5: 1,085,781 km (0.107 R)
• M6: 1,188,256 km (0.079 R)
• M7: 1,651,560 km (0.075 R)
• M8: 1,914,105 km (0.113 R)
• M9: 2,082,702 km (0.093 R)
• M10: 2,389,676 km (0.03 R)
• M11: 2,641,300 km (0.09 R)
• M12: 2,829,943 km (0.087 R)
• M13: 3,071,992 km (0.105 R)
• M14: 3,733,215 km (0.091 R)
• M15: 4,161,962 km (0.09 R)
• M16: 4,244,241 km (0.118 R)
• M17: 4,494,070 km (0.062 R)
• M18: 5,037,409 km (0.086 R)
• M19: 5,361,737 km (0.063 R)
• M20: 6,155,204 km (0.096 R)
• M21: 6,438,543 km (0.074 R)
• M22: 6,790,696 km (0.115 R)
• M23: 7,248,017 km (0.086 R)
• M24: 7,884,705 km (0.075 R)
• M25: 8,192,578 km (0.028 R)
• M26: 8,365,363 km (0.083 R)
• M27: 8,926,505 km (0.09 R)
• M28: 9,463,711 km (0.111 R)
• M29: 9,608,671 km (0.091 R)
• M30: 9,974,438 km (0.106 R)
• M31: 10,196,142 km (0.096 R)
• M32: 10,344,842 km (0.086 R)
• M33: 10,531,840 km (0.107 R)
• M34: 11,061,117 km (0.053 R)
• M35: 11,599,221 km (0.115 R)
• M36: 11,871,489 km (0.075 R)
• M37: 12,224,540 km (0.117 R)
• M38: 12,343,171 km (0.084 R)
• M39: 12,901,171 km (0.05 R)
• M40: 13,021,747 km (0.077 R)
• M41: 13,223,704 km (0.04 R)
• M42: 14,166,021 km (0.1 R)
• M43: 14,332,224 km (0.113 R)
• M44: 14,960,834 km (0.075 R)
• M45: 15,813,093 km (0.076 R)
• M46: 16,288,515 km (0.059 R)
• M47: 16,549,863 km (0.116 R)
• M48: 17,342,283 km (0.108 R)
• M49: 17,653,746 km (0.089 R)
• M50: 18,056,912 km (0.096 R)
• M51: 18,690,309 km (0.07 R)
• M52: 18,918,147 km (0.111 R)
• M53: 19,147,031 km (0.117 R)
• M54: 19,469,116 km (0.118 R)
• M55: 20,586,612 km (0.1 R)
• M56: 21,916,537 km (0.066 R)
• M57: 22,932,306 km (0.068 R)
• M58: 23,176,301 km (0.088 R)
• M59: 23,274,287 km (0.107 R)
• M60: 23,864,451 km (0.115 R)
• M61: 24,111,736 km (0.053 R)
• M62: 27,042,957 km (0.101 R)
• M63: 27,249,252 km (0.06 R)
• M64: 27,923,340 km (0.075 R)
• M65: 28,288,509 km (0.116 R)
• M66: 29,605,718 km (0.101 R)
• M67: 30,673,996 km (0.065 R)
• M68: 30,889,118 km (0.105 R)
• M69: 31,050,833 km (0.104 R)
• M70: 31,972,356 km (0.105 R)
• M71: 34,959,078 km (0.069 R)
• M72: 35,352,670 km (0.089 R)
• M73: 35,861,003 km (0.038 R)
• M74: 36,258,036 km (0.1 R)
• M75: 36,485,425 km (0.12 R)
• M76: 37,975,868 km (0.081 R)
• M77: 38,961,269 km (0.062 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 976.9

Radius: 4.4

Gravity: 50.46 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 12.07 AU - 18.63 AU

Year: 21857 Days

Day: 21.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 164.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 90,868,785 km

• M1: 77,641 km (0.106 R)
• M2: 503,247 km (0.037 R)
• M3: 2,187,121 km (0.069 R)
• M4: 2,713,855 km (0.055 R)
• M5: 3,689,083 km (0.066 R)
• M6: 4,360,628 km (0.118 R)
• M7: 4,609,410 km (0.062 R)
• M8: 5,017,213 km (0.117 R)
• M9: 5,120,885 km (0.11 R)
• M10: 5,542,900 km (0.035 R)
• M11: 6,086,090 km (0.073 R)
• M12: 6,196,793 km (0.12 R)
• M13: 6,874,770 km (0.073 R)
• M14: 7,280,928 km (0.07 R)
• M15: 8,856,643 km (0.11 R)
• M16: 9,298,256 km (0.109 R)
• M17: 10,532,588 km (0.118 R)
• M18: 11,474,605 km (0.1 R)
• M19: 11,886,598 km (0.09 R)
• M20: 12,163,803 km (0.106 R)
• M21: 13,151,149 km (0.071 R)
• M22: 13,581,991 km (0.12 R)
• M23: 16,033,601 km (0.069 R)
• M24: 16,648,149 km (0.034 R)
• M25: 18,457,385 km (0.076 R)
• M26: 19,020,322 km (0.103 R)
• M27: 19,344,501 km (0.088 R)
• M28: 19,998,393 km (0.095 R)
• M29: 20,245,529 km (0.083 R)
• M30: 20,992,770 km (0.075 R)
• M31: 22,771,040 km (0.045 R)
• M32: 25,483,100 km (0.118 R)
• M33: 26,289,432 km (0.117 R)
• M34: 27,013,037 km (0.065 R)
• M35: 27,468,712 km (0.074 R)
• M36: 28,387,542 km (0.076 R)
• M37: 28,850,697 km (0.11 R)
• M38: 32,258,686 km (0.094 R)
• M39: 33,325,170 km (0.105 R)
• M40: 33,520,245 km (0.089 R)
• M41: 33,715,770 km (0.083 R)
• M42: 34,995,879 km (0.083 R)
• M43: 35,094,912 km (0.102 R)
• M44: 35,592,026 km (0.107 R)
• M45: 37,197,959 km (0.06 R)
• M46: 37,400,365 km (0.112 R)
• M47: 37,704,797 km (0.062 R)
• M48: 38,725,054 km (0.043 R)
• M49: 40,376,316 km (0.113 R)
• M50: 41,210,473 km (0.051 R)
• M51: 41,945,149 km (0.04 R)
• M52: 43,320,851 km (0.105 R)
• M53: 43,533,728 km (0.101 R)
• M54: 43,640,392 km (0.067 R)
• M55: 48,195,647 km (0.084 R)
• M56: 49,191,370 km (0.106 R)
• M57: 49,302,372 km (0.112 R)
• M58: 50,082,076 km (0.056 R)
• M59: 51,315,361 km (0.09 R)
• M60: 51,879,345 km (0.04 R)
• M61: 53,697,557 km (0.096 R)
• M62: 54,384,810 km (0.077 R)
• M63: 56,812,933 km (0.094 R)
• M64: 56,929,470 km (0.101 R)
• M65: 57,864,456 km (0.036 R)
• M66: 58,804,380 km (0.117 R)
• M67: 59,276,211 km (0.085 R)
• M68: 59,394,394 km (0.093 R)
• M69: 60,105,133 km (0.042 R)
• M70: 61,415,311 km (0.111 R)
• M71: 62,975,767 km (0.085 R)
• M72: 64,427,764 km (0.096 R)
• M73: 65,401,796 km (0.108 R)
• M74: 66,135,573 km (0.045 R)
• M75: 67,981,910 km (0.076 R)
• M76: 68,849,428 km (0.118 R)
• M77: 70,720,449 km (0.071 R)
• M78: 71,599,336 km (0.1 R)
• M79: 71,851,109 km (0.112 R)
• M80: 74,257,541 km (0.077 R)
• M81: 77,593,124 km (0.105 R)
• M82: 80,192,088 km (0.094 R)
• M83: 80,977,327 km (0.076 R)
• M84: 81,108,375 km (0.062 R)
• M85: 81,633,613 km (0.083 R)
• M86: 82,687,381 km (0.098 R)
• M87: 83,215,910 km (0.103 R)
• M88: 83,348,154 km (0.088 R)
• M89: 83,878,180 km (0.084 R)
• M90: 84,409,252 km (0.111 R)
• M91: 88,562,837 km (0.108 R)
• M92: 89,509,941 km (0.116 R)
• M93: 90,460,486 km (0.109 R)
• M94: 90,732,605 km (0.102 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 11,948 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit