1 00:00:00,000 --> 00:00:01,480 music 2 00:00:01,500 --> 00:00:03,490 Humans have always wanted to learn about the Sun, 3 00:00:03,510 --> 00:00:05,680 but it is dangerous to stare at with just our eyes, 4 00:00:05,700 --> 00:00:08,610 so we built structures to help us study it. 5 00:00:08,630 --> 00:00:11,430 Aristotle had his camera obscura. 6 00:00:11,450 --> 00:00:13,010 Galileo used a telescope 7 00:00:13,030 --> 00:00:16,390 to document sun spots. 8 00:00:16,410 --> 00:00:20,810 Spectrometers came next, allowing us to study the spectrum of the Sun's light. 9 00:00:20,830 --> 00:00:23,089 100 years later, George Ellery Hale 10 00:00:23,110 --> 00:00:24,480 explored the magnetic nature of the Sun 11 00:00:24,500 --> 00:00:27,060 with a spectroheliograph. 12 00:00:27,080 --> 00:00:28,549 Next, we launched Sky Lab 13 00:00:28,570 --> 00:00:31,980 and it gave us our first high-resolutions pictures of the Sun's surface. 14 00:00:32,000 --> 00:00:34,980 The YOHKOH spacecraft took x-rays of the Sun. 15 00:00:35,000 --> 00:00:39,100 Then, SOHO and Hinode sent us even more incredible images. 16 00:00:39,120 --> 00:00:44,669 TRACE delivered the closest ever pictures of the Sun and its magnetic fields. 17 00:00:44,690 --> 00:00:48,920 SDO images the Sun in many wave lengths. 18 00:00:48,940 --> 00:00:53,610 Now, with STEREO, we see the whole Sun in 3D, never missing an inch. 19 00:00:53,630 --> 00:00:57,070 Who knows what we will see next? We will just have to keep looking up... 20 00:00:57,090 --> 00:01:02,710 music 21 00:01:02,730 --> 00:01:15,120 beeping