Seyfert’s Sextet
Seyfert’s Sextet is a compact group of galaxies located approximately 190 million light-years away in the constellation Serpens. The group was named after American astronomer… Read More »Seyfert’s Sextet
Northern Cross
The Northern Cross is a prominent asterism formed by the brightest stars in the constellation Cygnus. Deneb, Sadr, and Albireo form the pole, and Fawaris… Read More »Northern Cross
Hoag’s Object
Hoag’s Object is a ring galaxy located about 612.8 million light-years away in the constellation Serpens. Recognizable for its nearly perfect ring shape, the galaxy… Read More »Hoag’s Object
Cartwheel Galaxy
The Cartwheel Galaxy is a ring galaxy located in the southern constellation Sculptor. It lies at an approximate distance of 500 million light-years from Earth.… Read More »Cartwheel Galaxy
The Southern Cross
The Southern Cross is an asterism formed by the brightest stars in the constellation Crux. Largely unknown to observers in the northern hemisphere, it is… Read More »The Southern Cross
Stephan’s Quintet
Stephan’s Quintet is a group of four interacting galaxies – NGC 7317, NGC 7318A, NGC 7318B, and NGC 7319 – and a visual companion, the… Read More »Stephan’s Quintet
Webb’s First Deep Field: Galaxy Cluster SMACS 0723
The galaxy cluster SMACS 0723 (SMACS J0723.3-7327) is one of the first targets to be imaged by NASA’s James Webb Space Telescope (JWST). The massive… Read More »Webb’s First Deep Field: Galaxy Cluster SMACS 0723