Alastair Gunn

Alastair Gunn (3)

Astronomer/Science Writer

Radioastronomy, Listening to the Stars

There are just four ways astronomers can study the Universe: by looking at physical objects (such as meteorites), elementary particles (such as cosmic rays), gravitational waves, and electromagnetic radiation (such as optical light). Optical light, the radiation we’re able to perceive with our eyes, isn’t…

Professional Observatories in Astronomy

One of the most rewarding aspects of astronomy is the sense of wonder and discovery you get by simply looking at the sky. This is true for both amateur and professional astronomers. But, how does observing the sky differ for professional and amateur astronomers? Most…