1 00:00:05,690 --> 00:00:03,740 what's up for June this month we'll talk 2 00:00:08,330 --> 00:00:05,700 about the Sun and the longest day of the 3 00:00:10,070 --> 00:00:08,340 year I'm Jane Houston Jones at NASA's 4 00:00:14,410 --> 00:00:10,080 Jet Propulsion Laboratory in Pasadena 5 00:00:17,240 --> 00:00:14,420 California if the Sun was a basketball 6 00:00:19,760 --> 00:00:17,250 the earth would be like a tiny little 7 00:00:24,109 --> 00:00:19,770 dot on the surface of that basketball 8 00:00:27,050 --> 00:00:24,119 and in comparison Jupiter which is the 9 00:00:33,470 --> 00:00:27,060 biggest of our planets would be about 10 00:00:37,670 --> 00:00:33,480 the size of a quarter as the Earth 11 00:00:40,130 --> 00:00:37,680 orbits the Sun which takes 365 days the 12 00:00:45,080 --> 00:00:40,140 earth is spinning on its axis which is 13 00:00:48,950 --> 00:00:45,090 tilted in the summertime the Sun is 14 00:00:51,350 --> 00:00:48,960 pointing towards the North Pole and that 15 00:00:54,500 --> 00:00:51,360 means our days are warmer and our days 16 00:00:56,900 --> 00:00:54,510 are longer the summer solstice is the 17 00:00:58,580 --> 00:00:56,910 longest day in the year and it's also 18 00:01:01,580 --> 00:00:58,590 the day when the Sun is highest in the 19 00:01:04,520 --> 00:01:01,590 sky in the wintertime the Sun is 20 00:01:06,500 --> 00:01:04,530 pointing at the South Pole where we'll 21 00:01:08,950 --> 00:01:06,510 have less Sun but the southern 22 00:01:11,539 --> 00:01:08,960 hemisphere will have their summertime 23 00:01:14,060 --> 00:01:11,549 never look directly at the Sun or 24 00:01:18,080 --> 00:01:14,070 through binoculars or a telescope or 25 00:01:20,899 --> 00:01:18,090 you'll damage your eyes we have a lot of 26 00:01:23,330 --> 00:01:20,909 NASA missions that are studying the Sun 27 00:01:27,429 --> 00:01:23,340 and by doing that we can learn about all 28 00:01:30,410 --> 00:01:27,439 stars because the Sun is a star after 29 00:01:33,590 --> 00:01:30,420 the Sun sets Mars and Saturn are still 30 00:01:35,600 --> 00:01:33,600 visible in the western sky and they're 31 00:01:36,980 --> 00:01:35,610 getting closer and closer together if 32 00:01:39,590 --> 00:01:36,990 you've been watching them over the last 33 00:01:42,020 --> 00:01:39,600 few months you don't need a telescope to 34 00:01:45,200 --> 00:01:42,030 see these two planets they look like 35 00:01:48,770 --> 00:01:45,210 colorful stars Saturn looks yellowish 36 00:01:50,840 --> 00:01:48,780 and Mars looks kind of orange-ish but 37 00:01:53,210 --> 00:01:50,850 through a telescope you'll see some 38 00:01:55,500 --> 00:01:53,220 features on Saturn you'll see a little 39 00:01:58,260 --> 00:01:55,510 bit of the ring structure 40 00:02:00,810 --> 00:01:58,270 Mars is so far away from us and it's so 41 00:02:04,500 --> 00:02:00,820 tiny that it just looks like a little