bob10
12th October 2019, 08:49 AM
The Ionosphere, the mysterious part of the Earth's atmosphere on the edge of space.
NASA launches satellite to mysterious zone where Earth meets space | News | DW | 11.10.2019 (https://www.dw.com/en/nasa-launches-satellite-to-mysterious-zone-where-earth-meets-space/a-50788348'maca=en-newsletter_en_bulletin-2097-html-newsletter)
NASA launches satellite to mysterious zone where Earth meets space | News | DW | 11.10.2019 (https://www.dw.com/en/nasa-launches-satellite-to-mysterious-zone-where-earth-meets-space/a-50788348'maca=en-newsletter_en_bulletin-2097-html-newsletter)