spiral galaxy

Converse of object

• bar: It is believed that the LMC was once a barred spiral galaxy that was disrupted by the Milky Way to become somewhat irregular.

Adjective modifier

• normal: The dust and spiral arms of normal spiral galaxies, like our own Milky Way, appear flat when viewed edge-on.
• typical: The beautiful galaxy NGC 3982 is a typical spiral galaxy and looks similar to our own galaxy, the Milky Way.
• near: We chose to observe NGC 253, which at a distance of 10 million light years is the nearest starburst spiral galaxy.
• most: Most spiral galaxies have arms of gas and stars that trail behind as they turn.

Preposition: with

• companion: M51 is a face on spiral galaxy with a companion on its north edge that appears to be colliding with M51.

Noun used with modifier

• face-on: Through an extraordinary chance alignment, a face-on spiral galaxy lies precisely in front of another larger spiral.
• starburst: We chose to observe NGC 253, which at a distance of 10 million light years is the nearest starburst spiral galaxy.