🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.5 AU - 0.68 AU

Year: 173 Days

Day: 40.5 Hours

Environment

Temp: 167 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.65 AU - 0.77 AU

Year: 228 Days

Day: 13.9 Hours

Environment

Temp: 183 °C

Axial Tilt: 3.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,759,239 km

• M1: 302,786 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.4

Radius: 10.4

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.61 AU - 7.57 AU

Year: 7189 Days

Day: 13.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 29,759,239 km

• M1: 158,873 km (0.092 R)
• M2: 314,604 km (0.113 R)
• M3: 392,694 km (0.119 R)
• M4: 913,744 km (0.062 R)
• M5: 1,251,536 km (0.082 R)
• M6: 1,514,080 km (0.039 R)
• M7: 1,897,350 km (0.091 R)
• M8: 2,002,367 km (0.063 R)
• M9: 2,163,634 km (0.104 R)
• M10: 2,537,479 km (0.083 R)
• M11: 2,692,762 km (0.095 R)
• M12: 2,851,335 km (0.091 R)
• M13: 3,033,396 km (0.035 R)
• M14: 3,387,943 km (0.113 R)
• M15: 3,537,840 km (0.112 R)
• M16: 3,978,256 km (0.114 R)
• M17: 4,600,583 km (0.092 R)
• M18: 5,179,078 km (0.099 R)
• M19: 5,704,316 km (0.075 R)
• M20: 5,908,817 km (0.083 R)
• M21: 6,037,920 km (0.11 R)
• M22: 6,246,459 km (0.093 R)
• M23: 6,377,956 km (0.086 R)
• M24: 6,457,392 km (0.077 R)
• M25: 6,832,135 km (0.091 R)
• M26: 7,022,274 km (0.099 R)
• M27: 8,170,437 km (0.027 R)
• M28: 8,781,096 km (0.063 R)
• M29: 9,346,127 km (0.063 R)
• M30: 9,496,772 km (0.052 R)
• M31: 9,709,201 km (0.083 R)
• M32: 10,542,760 km (0.069 R)
• M33: 11,015,789 km (0.091 R)
• M34: 11,206,975 km (0.118 R)
• M35: 11,884,803 km (0.073 R)
• M36: 12,410,191 km (0.09 R)
• M37: 12,675,727 km (0.052 R)
• M38: 12,775,658 km (0.073 R)
• M39: 12,976,568 km (0.066 R)
• M40: 13,415,488 km (0.066 R)
• M41: 13,585,731 km (0.071 R)
• M42: 14,134,904 km (0.087 R)
• M43: 14,516,678 km (0.082 R)
• M44: 14,796,426 km (0.096 R)
• M45: 14,937,048 km (0.054 R)
• M46: 15,397,062 km (0.03 R)
• M47: 15,825,660 km (0.058 R)
• M48: 15,969,573 km (0.11 R)
• M49: 16,222,244 km (0.054 R)
• M50: 16,877,931 km (0.109 R)
• M51: 17,061,637 km (0.1 R)
• M52: 17,357,093 km (0.085 R)
• M53: 18,065,289 km (0.065 R)
• M54: 18,555,222 km (0.104 R)
• M55: 19,818,726 km (0.102 R)
• M56: 20,206,932 km (0.099 R)
• M57: 20,363,113 km (0.104 R)
• M58: 20,872,942 km (0.114 R)
• M59: 20,991,274 km (0.064 R)
• M60: 21,905,467 km (0.116 R)
• M61: 22,306,987 km (0.091 R)
• M62: 22,427,862 km (0.12 R)
• M63: 22,670,361 km (0.11 R)
• M64: 22,873,066 km (0.086 R)
• M65: 23,321,410 km (0.08 R)
• M66: 23,937,155 km (0.093 R)
• M67: 24,061,022 km (0.099 R)
• M68: 24,850,151 km (0.092 R)
• M69: 24,975,514 km (0.095 R)
• M70: 25,059,289 km (0.033 R)
• M71: 25,184,951 km (0.113 R)
• M72: 25,352,950 km (0.112 R)
• M73: 27,311,335 km (0.073 R)
• M74: 28,526,968 km (0.101 R)
• M75: 29,141,516 km (0.117 R)
• M76: 29,317,892 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.5

Radius: 11

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.94 AU - 7.67 AU

Year: 7511 Days

Day: 11 Hours

Environment

Temp: -173 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 29,759,239 km

• M1: 309,518 km (0.116 R)
• M2: 654,790 km (0.03 R)
• M3: 877,392 km (0.044 R)
• M4: 1,276,967 km (0.048 R)
• M5: 1,375,552 km (0.083 R)
• M6: 1,862,493 km (0.119 R)
• M7: 2,043,956 km (0.062 R)
• M8: 2,279,273 km (0.109 R)
• M9: 2,648,929 km (0.031 R)
• M10: 2,776,536 km (0.087 R)
• M11: 4,131,744 km (0.079 R)
• M12: 4,370,203 km (0.025 R)
• M13: 4,521,596 km (0.09 R)
• M14: 4,705,601 km (0.098 R)
• M15: 5,531,232 km (0.051 R)
• M16: 5,894,156 km (0.086 R)
• M17: 6,230,751 km (0.107 R)
• M18: 6,677,750 km (0.067 R)
• M19: 6,887,636 km (0.074 R)
• M20: 6,993,401 km (0.038 R)
• M21: 7,566,660 km (0.09 R)
• M22: 7,895,776 km (0.068 R)
• M23: 7,969,527 km (0.065 R)
• M24: 8,229,528 km (0.114 R)
• M25: 9,532,077 km (0.086 R)
• M26: 9,689,604 km (0.047 R)
• M27: 9,768,591 km (0.116 R)
• M28: 9,927,464 km (0.103 R)
• M29: 10,087,085 km (0.047 R)
• M30: 10,207,362 km (0.042 R)
• M31: 10,571,034 km (0.091 R)
• M32: 10,774,936 km (0.119 R)
• M33: 10,856,916 km (0.097 R)
• M34: 11,062,613 km (0.032 R)
• M35: 11,228,218 km (0.088 R)
• M36: 12,110,845 km (0.105 R)
• M37: 12,281,387 km (0.071 R)
• M38: 12,711,630 km (0.045 R)
• M39: 12,798,247 km (0.092 R)
• M40: 13,410,103 km (0.079 R)
• M41: 13,542,497 km (0.11 R)
• M42: 14,571,581 km (0.112 R)
• M43: 15,811,747 km (0.088 R)
• M44: 16,091,944 km (0.078 R)
• M45: 16,515,306 km (0.048 R)
• M46: 16,799,691 km (0.079 R)
• M47: 17,133,295 km (0.094 R)
• M48: 17,277,058 km (0.096 R)
• M49: 17,517,462 km (0.057 R)
• M50: 18,196,487 km (0.119 R)
• M51: 19,330,588 km (0.112 R)
• M52: 19,981,788 km (0.062 R)
• M53: 20,589,305 km (0.101 R)
• M54: 21,615,247 km (0.091 R)
• M55: 23,450,364 km (0.091 R)
• M56: 23,876,867 km (0.09 R)
• M57: 24,413,475 km (0.089 R)
• M58: 24,737,504 km (0.111 R)
• M59: 24,845,813 km (0.118 R)
• M60: 25,827,474 km (0.09 R)
• M61: 26,267,890 km (0.05 R)
• M62: 27,044,602 km (0.034 R)
• M63: 28,677,313 km (0.072 R)
• M64: 30,052,716 km (0.059 R)
• M65: 30,399,933 km (0.119 R)
• M66: 30,632,109 km (0.037 R)
• M67: 31,684,231 km (0.091 R)
• M68: 31,801,815 km (0.084 R)
• M69: 32,688,780 km (0.11 R)
• M70: 34,487,096 km (0.1 R)
• M71: 34,608,121 km (0.076 R)
• M72: 35,032,680 km (0.114 R)
• M73: 35,520,219 km (0.04 R)
• M74: 35,948,668 km (0.114 R)
• M75: 36,071,338 km (0.069 R)
• M76: 37,120,019 km (0.098 R)
• M77: 37,616,983 km (0.05 R)
• M78: 37,803,980 km (0.051 R)
• M79: 38,303,936 km (0.117 R)
• M80: 39,121,040 km (0.115 R)
• M81: 39,373,711 km (0.111 R)
• M82: 40,262,023 km (0.109 R)
• M83: 40,836,628 km (0.09 R)
• M84: 41,671,384 km (0.059 R)
• M85: 41,993,917 km (0.072 R)
• M86: 42,511,825 km (0.043 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 335

Radius: 6

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 9.96 AU - 14.02 AU

Year: 15810 Days

Day: 24 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 29,759,239 km

• M1: 178,171 km (0.081 R)
• M2: 230,381 km (0.109 R)
• M3: 699,071 km (0.107 R)
• M4: 883,824 km (0.118 R)
• M5: 922,720 km (0.109 R)
• M6: 1,042,847 km (0.093 R)
• M7: 1,104,780 km (0.088 R)
• M8: 1,146,817 km (0.096 R)
• M9: 1,210,995 km (0.072 R)
• M10: 1,865,785 km (0.074 R)
• M11: 1,967,212 km (0.062 R)
• M12: 2,309,193 km (0.075 R)
• M13: 2,473,302 km (0.054 R)
• M14: 2,988,367 km (0.118 R)
• M15: 3,288,610 km (0.119 R)
• M16: 4,048,118 km (0.114 R)
• M17: 4,447,545 km (0.105 R)
• M18: 4,999,561 km (0.091 R)
• M19: 5,140,931 km (0.093 R)
• M20: 5,536,468 km (0.093 R)
• M21: 5,609,471 km (0.118 R)
• M22: 5,867,528 km (0.09 R)
• M23: 6,054,076 km (0.055 R)
• M24: 6,091,625 km (0.046 R)
• M25: 6,433,307 km (0.094 R)
• M26: 6,898,407 km (0.065 R)
• M27: 6,977,095 km (0.094 R)
• M28: 8,149,643 km (0.094 R)
• M29: 8,907,656 km (0.106 R)
• M30: 9,251,731 km (0.091 R)
• M31: 9,338,497 km (0.103 R)
• M32: 9,512,779 km (0.116 R)
• M33: 9,600,294 km (0.049 R)
• M34: 9,953,046 km (0.092 R)
• M35: 10,131,067 km (0.103 R)
• M36: 10,445,073 km (0.103 R)
• M37: 11,174,811 km (0.097 R)
• M38: 12,682,907 km (0.111 R)
• M39: 13,313,762 km (0.105 R)
• M40: 13,657,538 km (0.083 R)
• M41: 14,153,903 km (0.098 R)
• M42: 14,504,860 km (0.105 R)
• M43: 14,757,232 km (0.071 R)
• M44: 14,909,373 km (0.063 R)
• M45: 16,145,201 km (0.113 R)
• M46: 16,459,356 km (0.086 R)
• M47: 17,413,641 km (0.104 R)
• M48: 17,467,197 km (0.103 R)
• M49: 18,440,182 km (0.095 R)
• M50: 18,988,458 km (0.059 R)
• M51: 19,597,620 km (0.106 R)
• M52: 20,438,659 km (0.046 R)
• M53: 22,621,442 km (0.093 R)
• M54: 22,855,563 km (0.095 R)
• M55: 23,208,165 km (0.106 R)
• M56: 23,385,139 km (0.053 R)
• M57: 23,740,434 km (0.105 R)
• M58: 24,037,835 km (0.069 R)
• M59: 24,696,514 km (0.078 R)
• M60: 25,239,854 km (0.103 R)
• M61: 25,970,490 km (0.096 R)
• M62: 26,154,196 km (0.071 R)
• M63: 26,276,866 km (0.06 R)
• M64: 26,461,320 km (0.099 R)
• M65: 27,017,226 km (0.118 R)
• M66: 27,577,021 km (0.097 R)
• M67: 29,918,228 km (0.104 R)
• M68: 30,110,910 km (0.042 R)
• M69: 30,303,891 km (0.101 R)
• M70: 32,454,061 km (0.109 R)
• M71: 32,520,034 km (0.064 R)
• M72: 34,585,681 km (0.109 R)
• M73: 36,008,955 km (0.11 R)
• M74: 36,899,512 km (0.106 R)
• M75: 38,144,615 km (0.117 R)
• M76: 38,214,327 km (0.053 R)
• M77: 38,982,363 km (0.11 R)
• M78: 39,263,008 km (0.096 R)
• M79: 39,967,315 km (0.109 R)
• M80: 40,179,445 km (0.083 R)
• M81: 40,462,933 km (0.118 R)
• M82: 41,674,825 km (0.042 R)
• M83: 42,033,561 km (0.057 R)
• M84: 42,609,662 km (0.046 R)
• M85: 42,898,685 km (0.034 R)
• M86: 43,043,496 km (0.111 R)
• M87: 44,207,368 km (0.066 R)
• M88: 47,835,714 km (0.042 R)
• M89: 47,985,761 km (0.113 R)
• M90: 48,361,700 km (0.096 R)
• M91: 50,256,208 km (0.096 R)
• M92: 51,097,397 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.7

Radius: 7

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 12.2 AU - 13.7 AU

Year: 17746 Days

Day: 17.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 29,759,239 km

• M1: 88,562 km (0.099 R)
• M2: 383,719 km (0.037 R)
• M3: 453,730 km (0.089 R)
• M4: 657,034 km (0.092 R)
• M5: 742,903 km (0.063 R)
• M6: 945,309 km (0.081 R)
• M7: 1,249,142 km (0.059 R)
• M8: 2,326,995 km (0.119 R)
• M9: 2,380,102 km (0.105 R)
• M10: 2,569,343 km (0.11 R)
• M11: 2,791,496 km (0.045 R)
• M12: 3,434,318 km (0.068 R)
• M13: 3,679,210 km (0.108 R)
• M14: 4,218,361 km (0.109 R)
• M15: 4,414,484 km (0.115 R)
• M16: 4,513,667 km (0.113 R)
• M17: 4,986,546 km (0.072 R)
• M18: 5,333,912 km (0.119 R)
• M19: 5,906,124 km (0.08 R)
• M20: 7,030,502 km (0.092 R)
• M21: 7,185,485 km (0.111 R)
• M22: 8,097,733 km (0.109 R)
• M23: 8,836,896 km (0.118 R)
• M24: 9,214,481 km (0.105 R)
• M25: 9,426,611 km (0.114 R)
• M26: 9,640,386 km (0.032 R)
• M27: 9,726,255 km (0.113 R)
• M28: 10,203,472 km (0.118 R)
• M29: 10,643,889 km (0.062 R)
• M30: 10,866,490 km (0.085 R)
• M31: 12,048,463 km (0.059 R)
• M32: 12,094,689 km (0.119 R)
• M33: 13,702,866 km (0.119 R)
• M34: 13,944,915 km (0.102 R)
• M35: 14,335,366 km (0.111 R)
• M36: 15,377,016 km (0.043 R)
• M37: 15,830,895 km (0.098 R)
• M38: 15,983,186 km (0.088 R)
• M39: 16,034,049 km (0.111 R)
• M40: 16,597,136 km (0.12 R)
• M41: 16,700,209 km (0.117 R)
• M42: 18,591,874 km (0.067 R)
• M43: 19,183,234 km (0.037 R)
• M44: 21,497,513 km (0.085 R)
• M45: 21,666,260 km (0.102 R)
• M46: 21,778,907 km (0.068 R)
• M47: 21,948,252 km (0.111 R)
• M48: 22,118,195 km (0.108 R)
• M49: 22,916,449 km (0.099 R)
• M50: 23,434,656 km (0.074 R)
• M51: 23,956,603 km (0.064 R)
• M52: 25,189,589 km (0.103 R)
• M53: 25,308,070 km (0.105 R)
• M54: 25,486,241 km (0.046 R)
• M55: 25,605,172 km (0.084 R)
• M56: 26,865,534 km (0.047 R)
• M57: 28,207,277 km (0.097 R)
• M58: 28,330,396 km (0.101 R)
• M59: 28,638,867 km (0.114 R)
• M60: 28,824,368 km (0.079 R)
• M61: 29,321,332 km (0.068 R)
• M62: 29,633,244 km (0.118 R)
• M63: 29,820,989 km (0.11 R)
• M64: 30,009,183 km (0.07 R)
• M65: 30,071,865 km (0.118 R)
• M66: 31,719,985 km (0.102 R)
• M67: 31,911,919 km (0.071 R)
• M68: 32,040,274 km (0.075 R)
• M69: 32,297,133 km (0.094 R)
• M70: 32,619,367 km (0.06 R)
• M71: 33,266,976 km (0.045 R)
• M72: 33,722,801 km (0.104 R)
• M73: 34,246,393 km (0.098 R)
• M74: 34,904,474 km (0.063 R)
• M75: 35,102,841 km (0.086 R)
• M76: 37,511,068 km (0.111 R)
• M77: 39,696,094 km (0.089 R)
• M78: 40,803,866 km (0.118 R)
• M79: 40,943,142 km (0.079 R)
• M80: 42,484,748 km (0.036 R)
• M81: 42,837,799 km (0.069 R)
• M82: 43,973,995 km (0.085 R)
• M83: 44,259,577 km (0.076 R)
• M84: 44,545,758 km (0.102 R)
• M85: 45,192,021 km (0.098 R)
• M86: 45,408,190 km (0.105 R)
• M87: 46,857,494 km (0.11 R)
• M88: 47,149,210 km (0.066 R)
• M89: 48,469,411 km (0.085 R)
• M90: 48,543,163 km (0.083 R)
• M91: 48,764,418 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.5

Radius: 4.3

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 11.46 AU - 16.7 AU

Year: 20119 Days

Day: 20.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 29,759,239 km

• M1: 119,379 km (0.047 R)
• M2: 447,148 km (0.099 R)
• M3: 568,622 km (0.113 R)
• M4: 909,555 km (0.115 R)
• M5: 937,081 km (0.105 R)
• M6: 1,093,261 km (0.056 R)
• M7: 1,257,520 km (0.06 R)
• M8: 1,510,639 km (0.1 R)
• M9: 1,831,228 km (0.111 R)
• M10: 2,953,062 km (0.073 R)
• M11: 2,994,201 km (0.109 R)
• M12: 3,480,843 km (0.057 R)
• M13: 4,384,265 km (0.098 R)
• M14: 4,549,421 km (0.12 R)
• M15: 4,692,586 km (0.11 R)
• M16: 5,230,390 km (0.068 R)
• M17: 5,659,287 km (0.114 R)
• M18: 5,839,104 km (0.094 R)
• M19: 6,257,230 km (0.069 R)
• M20: 6,443,180 km (0.056 R)
• M21: 6,984,575 km (0.084 R)
• M22: 7,288,408 km (0.111 R)
• M23: 7,484,082 km (0.081 R)
• M24: 7,540,331 km (0.114 R)
• M25: 7,653,277 km (0.11 R)
• M26: 8,342,176 km (0.045 R)
• M27: 8,812,362 km (0.106 R)
• M28: 8,841,982 km (0.034 R)
• M29: 9,625,127 km (0.057 R)
• M30: 9,870,617 km (0.075 R)
• M31: 10,556,075 km (0.116 R)
• M32: 10,904,488 km (0.114 R)
• M33: 11,128,286 km (0.057 R)
• M34: 11,939,556 km (0.055 R)
• M35: 12,702,804 km (0.095 R)
• M36: 12,837,143 km (0.047 R)
• M37: 12,870,653 km (0.091 R)
• M38: 13,005,590 km (0.101 R)
• M39: 13,618,642 km (0.115 R)
• M40: 13,687,308 km (0.087 R)
• M41: 13,790,530 km (0.107 R)
• M42: 14,275,676 km (0.119 R)
• M43: 14,415,400 km (0.077 R)
• M44: 15,013,941 km (0.116 R)
• M45: 15,262,872 km (0.094 R)
• M46: 15,692,517 km (0.091 R)
• M47: 15,981,241 km (0.072 R)
• M48: 16,089,999 km (0.077 R)
• M49: 16,199,056 km (0.1 R)
• M50: 16,857,885 km (0.054 R)
• M51: 17,825,185 km (0.087 R)
• M52: 18,771,990 km (0.102 R)
• M53: 18,963,325 km (0.113 R)
• M54: 19,040,069 km (0.054 R)
• M55: 19,193,856 km (0.045 R)
• M56: 19,232,302 km (0.055 R)
• M57: 19,309,345 km (0.096 R)
• M58: 19,425,134 km (0.086 R)
• M59: 20,359,821 km (0.04 R)
• M60: 21,309,169 km (0.071 R)
• M61: 21,468,790 km (0.108 R)
• M62: 22,678,588 km (0.105 R)
• M63: 22,923,181 km (0.075 R)
• M64: 23,373,770 km (0.041 R)
• M65: 23,579,616 km (0.101 R)
• M66: 23,868,789 km (0.112 R)
• M67: 24,701,451 km (0.051 R)
• M68: 25,037,148 km (0.12 R)
• M69: 25,586,023 km (0.092 R)
• M70: 26,266,843 km (0.093 R)
• M71: 26,609,422 km (0.11 R)
• M72: 26,652,357 km (0.093 R)
• M73: 26,738,375 km (0.093 R)
• M74: 27,342,452 km (0.104 R)
• M75: 27,429,218 km (0.032 R)
• M76: 28,608,349 km (0.093 R)
• M77: 28,740,294 km (0.099 R)
• M78: 29,226,188 km (0.07 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 16,597 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit