Category: Space

What happens to the body in space?

Preventing organ damage and boiling blood, spacesuits protect astronauts from the deadly conditions of an icy vacuum (Image source: Pixabay) The human body, while perfectly suited to conditions on Earth, wouldn’t fare quite so...

The life of Neil Armstrong

On what would have been his 90th birthday, discover the legacy of the first man on the Moon (Image source: NASA) Armstrong’s interest in flying began at a very early age. His father took...

The difference between redshift and blueshift

How does this weird phenomenon help us study the distant universe? The Andromeda Galaxy is moving towards us, so its light is blueshifted (Image credit: Adam Evans) If you’ve ever heard a police car...

How are planets made?

Discover how the dust and gas swirling around a newly formed star coalesces into a planetary system Planet formation is a spinoff – literally – of star formation. Stars are born in interstellar space,...

5 strange theories about the universe

Why is the universe the way it is? Over the years, scientists have explored many ways to explain the cosmos, leading to some crazy-sounding ideas… Image source: Pixabay 1. The Big Splat  In the...

Determining the size of the universe

Measuring the enormity of space is a task best left to the professionals – and even they don’t know! Image source: Pixabay The universe is a vast space that is simply incomprehensible to the...

Meet the Mars Starship

How this prototype space vehicle could one day take humans to the Red Planet Image credit: SpaceX The US company SpaceX has made no secret of its ultimate goal to send humans to Mars....

Hubble Space Telescope turns 30

Image credit: NASA Launched back in 1990 by the space shuttle Discovery, the Hubble Space Telescope has been orbiting Earth for three decades, peering into the great unknown of space. From captures the growing...

What is the Oort Cloud?

Discover the home of comets An Oort Cloud comet (Image credit: Mkfairdpm) The Oort Cloud is a giant sphere of icy cometary nuclei that surrounds our solar system. Its maximum distance is 1.9 light...