This stunning image features a deep field view of the Cassiopeia constellation where the two small planetary nebulas can be ...

Insert a nebula filter and look for the dark lane ... The post Explore the constellation Cassiopeia appeared first on Astronomy Magazine.

The Bubble Nebula is 7 light-years across and resides 7,100 light-years from Earth in the constellation Cassiopeia. The seething star forming this nebula is 45 times more massive than our Sun.

Cassiopeia is one of the proudest constellations ... Move south from Orion's Belt to find the constellation's nebula (labeled "2" in the diagram above), a true gem of the sky containing vast ...

36,356 people played the daily Crossword recently. Can you solve it faster than others?36,356 people played the daily Crossword recently. Can you solve it faster than others?

From the iconic 'Pillars of Creation' to the vivid colours of the Lagoon Nebula, check out these 7 astonishing photos of ...

This week’s deep-sky object is the Witch Head Nebula, also known as IC 2118, in the constellation Eridanus the River. I guess I’m running a theme this week because the Witch Head is another ...

This image features a deep field view of the Cassiopeia constellation immersed in the ... This small planetary nebula, like others like it, was formed by gases in the outer layers of a dying ...