El Siglo 21 es Hoy

Por NASA Podcast #Recomendado Tweet Alpha Magnetic Spectrometer: The Spacewalks For Episode 118, Tara Jochim and Brian Mader talk about a unique and difficult set of spacewalks to repair an experiment called the Alpha Magnetic Spectrometer. The two discuss the work that has been done so far to prepare for these spacewalks and what the teams will be doing to execute these complicated maneuvers. This episode was recorded on October 9th, 2019.

Tweet Ahora Instagram ocultará el número de likes o “me gusta” que tengan las publicaciones. https://spoti.fi/32NQEMf Pero ¿Para qué hace eso? Posiblemente para mejorar la experiencia de las personas que no estarán tan influenciadas por una medición numérica; pero también para controlar el negocio de la publicidad de Facebook. Esta publicación aparece primero en ElSiglo21esHoy.com November 14, 2019 at 09:41PM Suscríbete en iPhone / iPad LocutorCo https://youtu.be/7JM5QExQkkE

Por NASA Podcast #Recomendado Tweet Small Steps, Giant Leaps: Swamp Works NASA Swamp Works Senior Technologist Rob Mueller discusses technologies being developed for missions to the Moon and Mars.​

Por NASA Podcast #Recomendado Tweet A Shot In The Dark: Chasing The Aurora From The World’s Northernmost Rocket Range In the tiny Arctic town of Ny-Ålesund, where polar bears outnumber people, winter means three months without sunlight. The unending darkness is ideal for those who seek a strange breed of northern lights, normally obscured by daylight. When these unusual auroras shine, Earth's atmosphere leaks into space. NASA scientists traveled to Ny-Ålesund to launch rockets through these auroras and witness oxygen particles right in the middle of their escape. Piercing these fleeting auroras, some 300 miles high, would require strategy, patience — and a fair bit of luck. This is their story. Photo credit: NASA/Allison Stancil-Ervin