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NASA has started working on the ASTHROS mission, that will use a football stadium-sized balloon to carry a telescope up into the stratosphere over Antarctica.
Transcript
00:00Human's understanding of how stars form will reach new heights with this massive balloon.
00:09NASA has started working on a new mission that will carry a telescope into our stratosphere
00:14with a 400-foot-wide balloon.
00:17Tentatively set to launch in December 2023, the instrument measures light with wavelengths
00:22much longer than what is visible to the human eye or far-infrared light,
00:26allowing it to study the motion and speed of gas around newly formed stars.
00:31To collect data, the balloon will need to hit an altitude of roughly 130,000 feet.
00:36That's about four times higher than commercial airlines fly.
00:39NASA says that's still below the edge of space,
00:41but high enough to see the light without Earth's atmosphere interfering.
00:45The football stadium-sized balloon will ride on air currents above Antarctica
00:49for about three weeks, studying four main targets, including two star-forming regions in our galaxy.
00:55NASA says for the first time, it'll also detect and map two types of nitrogen ions,
01:01which can reveal areas where winds from massive star explosions
01:05have changed gas clouds within these star-forming regions.

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