WEBVTT 00:01.633 --> 00:04.433 position:10% line:85% size:80% (MUSIC) 00:05.367 --> 00:06.433 position:10% line:85% size:80% JOAN CARTAN-HANSEN, HOST: 00:06.433 --> 00:07.800 position:10% line:85% size:80% NO SPACE CRAFT HAS EVER 00:07.800 --> 00:09.066 position:10% line:85% size:80% LANDED ON THE SUN. 00:09.066 --> 00:10.900 position:10% line:85% size:80% IT'S JUST TOO HOT! 00:10.900 --> 00:12.600 position:10% line:85% size:80% BUT THE PARKER SOLAR PROBE WILL 00:12.600 --> 00:14.266 position:10% line:85% size:80% GET PRETTY CLOSE, REACHING THE 00:14.266 --> 00:16.967 position:10% line:85% size:80% SUN'S OUTER EDGE, THE CORONA. 00:16.967 --> 00:18.166 position:10% line:85% size:80% THAT'S WITHIN ABOUT THREE POINT 00:18.166 --> 00:19.633 position:10% line:85% size:80% EIGHT MILLION MILES FROM THE 00:19.633 --> 00:21.000 position:10% line:85% size:80% SUN'S SURFACE. 00:21.000 --> 00:22.533 position:10% line:85% size:80% WHILE THE CORONA CAN BE AS HOT 00:22.533 --> 00:24.600 position:10% line:85% size:80% AS A MILLION DEGREES FAHRENHEIT, 00:24.600 --> 00:26.367 position:10% line:85% size:80% SOME PARTS ARE COOLER. 00:26.367 --> 00:27.600 position:10% line:85% size:80% SO, THE PROBE WILL ONLY HAVE TO 00:27.600 --> 00:29.000 position:10% line:85% size:80% SURVIVE TEMPERATURES OF ABOUT 25 00:29.000 --> 00:31.066 position:10% line:85% size:80% HUNDRED DEGREES FAHRENHEIT. 00:31.066 --> 00:33.000 position:10% line:85% size:80% STILL, THAT'S FOUR TIMES AS HOT 00:33.000 --> 00:35.533 position:10% line:85% size:80% AS THE MELTING POINT OF LEAD. 00:35.533 --> 00:37.600 position:10% line:85% size:80% AT ITS CLOSEST APPROACH, THE 00:37.600 --> 00:40.000 position:10% line:85% size:80% PROBE WILL TRAVEL 430,000 MILES 00:40.000 --> 00:42.700 position:10% line:85% size:80% PER HOUR AROUND THE SUN. 00:42.700 --> 00:44.000 position:10% line:85% size:80% IF YOU COULD TRAVEL THAT FAST ON 00:44.000 --> 00:45.500 position:10% line:85% size:80% EARTH, YOU COULD GO FROM 00:45.500 --> 00:47.533 position:10% line:85% size:80% PHILADELPHIA TO WASHINGTON DC IN 00:47.533 --> 00:49.433 position:10% line:85% size:80% ONE SECOND. 00:49.433 --> 00:50.633 position:10% line:85% size:80% CHECK OUT THE SCIENCE TREK 00:50.633 --> 00:52.333 position:10% line:85% size:80% WEBSITE FOR MORE INFORMATION 00:52.333 --> 00:53.700 position:10% line:85% size:80% ABOUT THIS AND ALL OUR SCIENCE 00:53.700 --> 00:54.900 position:10% line:85% size:80% TOPICS FOR KIDS. 00:54.900 --> 00:55.900 position:10% line:85% size:80% YOU'LL FIND IT AT 00:55.900 --> 00:59.000 position:10% line:85% size:80% IDAHOPTV.ORG/SCIENCE TREK 00:59.433 --> 01:02.166 position:10% line:85% size:80% (MUSIC)