This has been a glorious week for solar observers! Led by large sunspot region the sun's disk is alive with activity. A close-up view of 1339 can be seen here. This image was featured on NASA's Astronomy Picture of the Day.
from The dark area across the top of the sun in this image is a coronal hole a region on the sun where the magnetic field is open to interplanetary space sending coronal material speeding out in what is called a high-speed solar wind str
Hoag’s Object-A nearly perfect ring of hot, blue stars pinwheels about the yellow nucleus of an unusual galaxy known as Hoags Object. This image from NASAs Hubble Space Telescope captures a face-on view of the galaxys ring of stars
NGC 3190 is a spiral galaxy with tightly wound arms and lying in the constellation Leo. It was discovered by William Herschel in NGC 3190 is member of Hickson 44 galaxy group, estimated at around 80 million light years and consisting of four