When Cassini was being designed in the 1980s, an innovative plutonium energy source was developed to sustain it’s long journey. A source that would and still does carry considerable ethical considerations.

David Walker investigates how enlisting the joint observational powers of amateur astronomers through citizen science projects will help further our knowledge of the universe.

A recent study by a team of international researchers has determined that a staggering number of brown dwarfs may be present in our galaxy

An international team of astronomers, led by the University of Manchester, may have uncovered the illusive intermediate-mass black hole.

Physicists have proposed a new mathematical model for a time machine that permits forwards and backwards time travel.

SpaceX yesterday outlined plans to start launching a constellation of satellites in 2019 that could provide affordable internet access options to all areas of the globe by 2024.

In this article we will count down our top ten favourite popular songs written about extra-terrestrials and other worlds from the 1950s to date.