Mergers in G-Major

There has been a surprising affinity between astronomy and music. Both needed the inspiration of the muses to be performed in Ancient Greece, and expressions like the Music of the Spheres just shows the...

A ‘Van Gogh View’ Of The Polaris Flare

Space images can often be breathtaking and the night sky has often inspired artists to produce incredible masterpieces. Sometimes even the way astronomers represent data can be both scientifically and artistically stunning. Case in point...

What Would Being In Space Without A Suit Be Like?

Spacesuits are a fundamental tool for keeping astronauts safe in space, but the protection they supply is often mistaken, exaggerated or romanticised in science fiction.   Spacesuits are garments worn by astronauts to survive the...

Do astronauts age faster or slower in space?

That is an excellent question, and the answer lies with the two theories of relativity: special and general.

PodcAstroholic – How Can Spiral Galaxies Keep Their Shape?

In this PodcAstroholic we answer the question "How can spiral galaxies keep their shape?"

Meet The Tardigrades

https://www.youtube.com/watch?v=GnYSsSEBZnE There's a creature on earth that can survive the most extreme conditions on (and thanks to humans off) the planet! It's called a tardigrade, but people also call it a “waterbear” or “moss piglet." Tardigrades are...
Credit: Wikicommon

Will Earth be sucked in by the Black Hole at the centre of the...

Is the supermassive black hole at the centre of the Milky Way going to eat the Earth? Ross, UK No, the Earth is not in any danger from the supermassive black hole (SMBH) at the centre...

Colliding stars

I know that likelihood of stars colliding is very low, but have there been papers describing the theoretical process of star collision? James, London I think we can divide star-collision into three classes: Stellar Mergers Binary collisions Stellar Collision Under...

Can a satellite hover over the Sun?

My friend Russell asked me under which condition an object would be able to stand still around the Sun. This is a very interesting question; it probes some fundamental facts about the solar system...

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