See 6 Planets Align on January 21 (www.wired.com)

Magazyn ze zdalnego serwera może być niekompletny. Zobacz więcej na oryginalnej instancji.
apod.nasa.gov/apod/astropix.html...
Ars has previously written admiringly of Pettit’s work, but his latest image deserves additional mention. When I first saw it, I was dazzled by its beauty. But when I looked further into the image, there were just so many amazing details to be found....
Mars disappeared behind the full Moon for a little more than an hour Monday night, an event visible across most of North America and parts of Africa.
Dr. Ridden is the 4th author listed on the scientific paper. He is explaining the research in layperson terms. This is the kind of person to subscribe and follow. Upload/Paper/Press Release:...
Recent SciShow video on starshade occulters for space telescopes.