Colin Stuart

Science communicator

Colin Stuart is an astronomy author and speaker.

Recent articles by Colin Stuart

Artist's impression showing how big a hypergiant star is in comparison to our Sun. Credit: M. Weiss/CfA

A guide to hypergiant stars, the behemoths of the cosmos

Artist’s impression of the red supergiant star Antares. Credit: ESO/M. Kornmesser

4 of the biggest stars in the Universe and how to see them for yourself

View from Neptune if our Sun were replaced by VY Canis Majoris. Credit: Rhys Taylor/Stocktrek Images

Meet VY Canis Majoris, one of the biggest stars in the Universe

Artist's impression of the James Webb Space Telescope in space, with the Carina Nebula reflected in its primary mirrors

4 questions James Webb Space Telescope is poised to answer

An artist's impression of a white dwarf star. Credit: 7activestudio / Getty Images

How white dwarfs are born

A star like our Sun swelling into a red giant and engulfing its orbiting planets. Credit: Stocktrek Images/Tomasz Dabrowski / Getty Images

What will happen to our Solar System in the future?

What are black holes? Credit: Getty Images

What is a black hole?

Artist's illustration of a neutron star. Credit: Pitris / iStock / Getty Images Plus

What is a neutron star?

Spaghetti in tomato sauce. Credit: Aleksandr Zubkov / Getty Images

What is nuclear pasta?

An illustration showing what generates Hawking radiation.

Astronomy explained What is Hawking radiation?

Galaxy NGC 4424, as seen by the Hubble Space Telescope. Credit: ESA/Hubble & NASA

How do we measure distance in space?