1 00:00:00,220 --> 00:00:02,980 [Music] 2 00:00:09,020 --> 00:00:06,559 what's up for August the summer Perseids 3 00:00:10,720 --> 00:00:09,030 are here hello and welcome I'm Jane 4 00:00:13,580 --> 00:00:10,730 Houston Jones from NASA's Jet Propulsion 5 00:00:15,950 --> 00:00:13,590 Laboratory in Pasadena California 6 00:00:18,470 --> 00:00:15,960 the Perseid meteor shower is the best of 7 00:00:21,769 --> 00:00:18,480 the year it Peaks on a moonless summer 8 00:00:24,490 --> 00:00:21,779 night from 4 p.m. on the 12th until 4 9 00:00:27,380 --> 00:00:24,500 a.m. on the 13th Eastern Daylight Time 10 00:00:29,990 --> 00:00:27,390 because the new moon falls near the peak 11 00:00:33,200 --> 00:00:30,000 night the days before and after the peak 12 00:00:35,510 --> 00:00:33,210 will also provide nice dark skies your 13 00:00:38,000 --> 00:00:35,520 best window of observation is from a few 14 00:00:41,150 --> 00:00:38,010 hours after Twilight until dawn on the 15 00:00:43,430 --> 00:00:41,160 days surrounding the peak unlike most 16 00:00:45,830 --> 00:00:43,440 meteor showers which have a short peak 17 00:00:48,590 --> 00:00:45,840 of high meteor rates the Perseids have a 18 00:00:50,360 --> 00:00:48,600 very broad peak as Earth takes more than 19 00:00:52,760 --> 00:00:50,370 three weeks to plow through the wide 20 00:00:55,819 --> 00:00:52,770 trail of cometary dust from Comet 21 00:00:57,819 --> 00:00:55,829 swift-tuttle the Perseids appeared to 22 00:01:00,740 --> 00:00:57,829 radiate from the constellation Perseus 23 00:01:03,410 --> 00:01:00,750 visible in the northern sky soon after 24 00:01:05,390 --> 00:01:03,420 sunset this time of year observers in 25 00:01:07,969 --> 00:01:05,400 mid northern latitudes will have the 26 00:01:10,670 --> 00:01:07,979 best views you should be able to see 27 00:01:13,310 --> 00:01:10,680 some meteors from July 17th to August 28 00:01:15,249 --> 00:01:13,320 24th with the rates increasing during 29 00:01:18,440 --> 00:01:15,259 the weeks before August 12th and 30 00:01:21,200 --> 00:01:18,450 decreasing after the 13th observers 31 00:01:23,990 --> 00:01:21,210 should be able to see 60 to 70 per hour 32 00:01:25,910 --> 00:01:24,000 at the peak remember you don't have to 33 00:01:28,280 --> 00:01:25,920 look directly at the constellation to 34 00:01:31,940 --> 00:01:28,290 see them you can look anywhere you want 35 00:01:34,249 --> 00:01:31,950 to even directly overhead meteor showers 36 00:01:36,830 --> 00:01:34,259 like the Perseids are caused by streams 37 00:01:39,080 --> 00:01:36,840 of meteoroids hitting Earth's atmosphere 38 00:01:41,690 --> 00:01:39,090 the particles were once part of their 39 00:01:45,350 --> 00:01:41,700 parent comet or in some cases from an 40 00:01:49,249 --> 00:01:45,360 asteroid the parade of planets Venus 41 00:01:51,679 --> 00:01:49,259 Jupiter Saturn and Mars and the Milky 42 00:01:54,530 --> 00:01:51,689 Way continue to grace the evening sky 43 00:01:57,200 --> 00:01:54,540 keeping you and the mosquitoes company 44 00:01:58,910 --> 00:01:57,210 while you hunt for meteors next month 45 00:02:01,580 --> 00:01:58,920 we'll take a late summer stroll through 46 00:02:04,370 --> 00:02:01,590 the Milky Way no telescopes or 47 00:02:06,770 --> 00:02:04,380 binoculars needed you can catch up on 48 00:02:11,479 --> 00:02:06,780 all of NASA's current and future 49 00:02:14,270 --> 00:02:11,489 missions at www.nasa.gov that's all for