astrophysics

Obviously, Interstellar is a movie, not a three-hour advanced course in astrophysics.

During these years Professor Langley devoted a great deal of time and thought to astrophysics.

He's a bit brighter than average, perhaps—ninety-eight six in his studies, including elementary astrophysics.

There are others that are difficult to explain, unless you have a good background in astrophysics, Rick.

"Well, the astrophysics computer I worked with at the University occupies a total of about one million cubic feet," Conn began.

He employed in his discussion the radial velocities of 280 stars, spectroscopically Astrophysics.