Articles on Spectroscopy

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The light shining through an exoplanet’s atmosphere can give us a hint of whether the planet supports life. NASA, ESA, and G. Bacon (STScI)

Cloudy with a chance of life: how to find alien life on distant exoplanets

A hint of oxygen and a whiff of methane in a distant exoplanet's atmosphere may be the first evidence we discover of alien life.
Breaking down the colours in the star light can reveal more about what you are looking at. Flickr/Indigo Skies Photography

Explainer: seeing the universe through spectroscopic eyes

Astronomers can tell a whole lot more about a star or a galaxy if they break up the visible light in a rainbow of colours.
Square away your personal philosophy now; proof of life beyond earth is coming. Stargazing image via www.shutterstock.com

Is your religion ready to meet ET?

Astronomers have found thousands of exoplanets and the hunt is on for life beyond Earth. Once biological neighbors are identified, our planet’s philosophies and religions will need to adapt.

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