Posted by Deborah Byrd in Astronomy Essentials | Clusters Nebulae Galaxies|2 months ago
If you’ve never found a deep-sky object on your own before, M4 – a globular star cluster, one of the nearest to our solar system – is a grand place to start. It’s near the bright red star Antares in the easy-to-spot constellation Scorpius the Scorpion. To spot it, you’ll need a dark sky.
In some circles of Christian prophecy, a Blood Moon is a member of a special kind of lunar tetrad : four total lunar eclipses in a row, each separated by six lunar months. By this definition, the last Blood Moon occurred on September 28, 2015.