"Un planeta espectacular 1x04 Auroras Boreales":

1. The episode is part of the documentary series "Un planeta espectacular" (A Spectacular Planet), which explores various natural wonders and phenomena around the world[1][2][3][4].

2. The fourth episode of the series focuses specifically on the topic of the Aurora Borealis, the stunning natural light displays in the night sky caused by the interaction of solar particles with the Earth's atmosphere[1][2][3][4].

3. The documentary follows an intrepid team that embarks on a risky mission to film the Aurora Borealis in extreme conditions, with temperatures reaching 40 degrees below zero[4].

4. The episode is available on various platforms, including Dailymotion, RTVE Play, and Expansion.com, with a runtime of approximately 51 minutes and 56 seconds[2][3].

5. The documentary has received a rating of 7.2/10 on IMDb, indicating positive reviews from viewers.

In summary, "Un planeta espectacular 1x04 Auroras Boreales" is an episode of the documentary series that provides an in-depth exploration of the mesmerizing Aurora Borealis, following a team of filmmakers as they brave the harsh conditions to capture the natural phenomenon.

Citations:
[1] https://sincroguia-tv.expansion.com/programas/un-planeta-espectacular-auroras-boreales--nhx1-SPA
[2] https://www.dailymotion.com/video/x8vex4q
[3] https://www.rtve.es/play/videos/un-planeta-espectacular/planeta-espectacular-episodio-4-auroras-boreales/6908849/
[4] https://www.pressreader.com/spain/streaming-be/20221021/282291029158042