Astrophysical Phenomena Glossary

noun a sudden and violent event causing great destruction or upheaval, such as a flood or earthquake

• The cataclysm caused widespread destruction and loss of life in the region.
• The cataclysm totally messed up everything in its path.
• That cataclysm was a real doozy, huh?
• The breakup felt like a cataclysm, shattering my world into pieces.

noun A vehicle designed for travel or operation in outer space.

• The spacecraft successfully completed its mission to orbit Mars.
• Did you see that cool spacecraft launch yesterday?
• That spacecraft is out of this world!
• Her mind was like a spacecraft, exploring new ideas and concepts.