1 00:00:10,220 --> 00:00:07,400 what's up 4 sep tember red star meets 2 00:00:12,740 --> 00:00:10,230 red planet and the zodiacal light points 3 00:00:14,629 --> 00:00:12,750 towards Jupiter hello and welcome I'm 4 00:00:15,919 --> 00:00:14,639 Jane Houston Jones from NASA's Jet 5 00:00:19,220 --> 00:00:15,929 Propulsion Laboratory in Pasadena 6 00:00:21,410 --> 00:00:19,230 California as Mars moves towards its 7 00:00:23,750 --> 00:00:21,420 encounter with comet siding spring next 8 00:00:26,839 --> 00:00:23,760 month the red planet passes several 9 00:00:29,419 --> 00:00:26,849 bright stars on September 12th Mars is 10 00:00:31,429 --> 00:00:29,429 halfway between Saturn and Antares the 11 00:00:34,370 --> 00:00:31,439 brilliant red giant star in the 12 00:00:37,069 --> 00:00:34,380 constellation scorpius compared the red 13 00:00:40,490 --> 00:00:37,079 hues of Mars and antaris with your own 14 00:00:42,709 --> 00:00:40,500 eyes by September 27th the to appear 15 00:00:45,830 --> 00:00:42,719 about three degrees apart low in the 16 00:00:47,779 --> 00:00:45,840 Southwest sky after sunset like last 17 00:00:49,910 --> 00:00:47,789 month the moon skips through the sky 18 00:00:53,060 --> 00:00:49,920 appearing to the lower right of Saturn 19 00:00:55,490 --> 00:00:53,070 on the 27th between Mars and Saturn on 20 00:00:58,099 --> 00:00:55,500 the twenty-eighth and above Mars on the 21 00:01:01,099 --> 00:00:58,109 29th forming a straight line with 22 00:01:04,280 --> 00:01:01,109 Antares meanwhile in the morning sky 23 00:01:06,910 --> 00:01:04,290 Jupiter Rises higher use the moon to 24 00:01:10,160 --> 00:01:06,920 find it on the morning of September 20th 25 00:01:12,560 --> 00:01:10,170 you can also use Jupiter to look for a 26 00:01:15,590 --> 00:01:12,570 huge pyramid of light appearing one to 27 00:01:18,230 --> 00:01:15,600 two hours before sunrise the pyramid 28 00:01:19,999 --> 00:01:18,240 called the zodiacal light is sometimes 29 00:01:23,030 --> 00:01:20,009 confused with the Milky Way and 30 00:01:25,219 --> 00:01:23,040 sometimes called the false dawn it can 31 00:01:28,190 --> 00:01:25,229 even look like faint city lights if 32 00:01:29,929 --> 00:01:28,200 you're driving east before sunrise the 33 00:01:33,080 --> 00:01:29,939 zodiacal light is best seen from 34 00:01:35,539 --> 00:01:33,090 mid-september to early October it's the 35 00:01:37,789 --> 00:01:35,549 reflection of sunlight off cosmic dust 36 00:01:40,100 --> 00:01:37,799 particles the debris from Comet and 37 00:01:42,319 --> 00:01:40,110 asteroid collisions in our solar system 38 00:01:44,929 --> 00:01:42,329 some of these dust particles enter 39 00:01:47,450 --> 00:01:44,939 Earth's atmosphere as sporadic or random 40 00:01:49,940 --> 00:01:47,460 meteors but most of the dust particles 41 00:01:52,760 --> 00:01:49,950 producing the zodiacal light settle into 42 00:01:55,039 --> 00:01:52,770 a lens or pancake shaped tapering cone 43 00:01:57,260 --> 00:01:55,049 of light fattest near the Sun and 44 00:02:00,170 --> 00:01:57,270 extending all the way out to Jupiter's 45 00:02:02,719 --> 00:02:00,180 orbit most of the material is located 46 00:02:05,240 --> 00:02:02,729 near the plane of the solar system the 47 00:02:08,389 --> 00:02:05,250 ecliptic the flat disk were the planets 48 00:02:10,669 --> 00:02:08,399 orbit the zodiacal light is seen along 49 00:02:13,200 --> 00:02:10,679 the narrow pathway of this flat plane 50 00:02:15,690 --> 00:02:13,210 when you look at the eastern horizon 51 00:02:20,190 --> 00:02:15,700 before dawn and autumn the ecliptic is 52 00:02:22,650 --> 00:02:20,200 nearly vertical in the sky you can learn 53 00:02:25,260 --> 00:02:22,660 about how NASA studies interstellar and 54 00:02:29,850 --> 00:02:25,270 solar system dust particles and all of