February is an ideal time to catch the Auriga Constellation riding across the northern hemisphere’s winter sky. Known as The Charioteer, Auriga is visible from 90° North to 40° South and plays host to the galactic anticenter, which is the...
Everyone knows that the Moon revolves in orbit around the Earth. But how do we really know this? Can we see the Moon move? Can we measure it? You may have also been told that the Moon’s motion has something to do with the lunar phases, but how can we understand that if we don’t really even know how the Moon moves through space?
It turns out that the Moon does indeed circle the Earth once every 28 days or so just as you’ve been told in science class, but you don’t have to take your teacher's or textbook's word for this. You can see and measure it yourself!
It’s a steady presence in all of our lives, but few people take the time to truly get to know Earth’s closest neighbor. In this recurring blog post, accomplished astronomer and astrophotographer Dr. Howard Eskildsen will take readers on a journey across the luminous face of the Full Moon. We begin with Quadrant 37.Read now
In mythology, Cassiopeia was a vain creature undone by her arrogance. But the circumpolar constellation that bears her name certainly has some celestial beauties worth boasting about. Visible from 90° North to 20° South, Cassiopeia is known for the striking “W”-shaped asterism that is formed by its five brightest stars. Nestled among those stars are some amazing deep sky features.Read now