Scott Dutfield

Reference A blood moon, or total lunar eclipse, turns the moon red — here's what causes it and when to see the next one

Reference Saturn is the sixth planet from the sun and the second-largest planet in the solar system. We explore this gas giant in more detail here.

Reference Explore the eight (or nine) planets of the solar system in order from nearest to the sun and discover the many wonders of our solar system along the way.

Reference Albert Einstein's theory of general relativity is based on the idea that massive objects cause a distortion in space-time, which is felt as gravity.

Reference Among the most spectacular sights in the sky, nebula come in a range of different types.

Reference Mercury is the closest planet to the sun and the smallest planet in the solar system. Here we explore the strange world in more detail.

Reference Delve into the life and theories of Stephen Hawking; one of the greatest theoretical physicists in history.

Reference Pluto was once considered the ninth planet in the solar system, it was demoted in 2006 to dwarf planet status. We explore this icy body in more detail here.

Reference Neptune is the farthest planet from the sun and was the first to be predicted before it was discovered.

Reference The sky is blue and sunsets are red because different colors of light behave differently when they encounter air molecules, known as Rayleigh scattering.

Reference NASA's Space Launch System aims to carry humans far beyond Earth.

Reference The U.S.S. Enterprise is one of the most famous spacecraft in science fiction but how close are scientists to building one?

Reference What are supermassive black holes and how are they created?

Reference Arcturus is a red giant that is one of the brightest stars in Earth's night sky.

Features Terraforming lies at the center of James Cameron’s Aliens, but how did they do it?