SPACE

Ridley said Nasa's female employees 'continually inspire girls to enter the space programme'.

People in the UK and US will be able to see Mercury pass the Sun on 9 May

Mystery of the hypothetical Planet 9 baffles scientists as they explore scenarios that support theory that it is real

Eta Aquarids to peak on 5 May with up to 60 meteors per hour visible from Southern Hemisphere.

Scientists found at least two planets lying in the 'habitable zone' of their system, just 40 light years away.

Gas is being expelled from the centre of two ultra-luminous x-ray sources in nearby galaxies.

India launched its seventh and last navigation satellite IRNSS-1G on 28 April 2016.

Technical problems led to failure for the site's first rocket launch.

The US Strategic Command said it does not believe it was a man-made object.

The Sentinel-1B joins its identical twin, Sentinel-1A, in orbit to deliver information for various services.

According to Tyson, we should not dismiss the idea our universe is a simulation created by an advanced civilisation.

Matt Damon inspires Chinese space programme to new heights.

How does a weightless man run on the spot while hurtling through space at 17,150mph?

Aerojet's ion engine uses xenon propellant and could be a powerful way to explore deep space.

British physicist Dr Mike McCulloch of Plymouth University has presented results on a new theory.

Nasa and the ESA combined images of Bubble Nebula to create first whole image of the nebula.

Scientists examine the options for female astronauts and the issue of menstruation in space.

A mini pink moon can be observed in April 2016. What is the meaning behind the farthest full moon of the year's name?

The Lyrid meteor shower returns this week, peaking on Friday 22 April.

Peake said he is hoping to run the marathon in 3.5 to 4 hours.

Psychologists probe the 'overview effect' of seeing our planet from afar.

Nasa partnered with tech company Harmonic aimed at showing the 'breathtaking beauty and grandeur of space'.

Mice embryos in China's SJ-10 satellite found to develop into advanced blastocysts over four days.

The move is part of an initiative called Generation Beyond, which is aimed at educating middle school students.

We could hide from any alien civilisations with lasers, but they might have the same idea too.

Stephen Hawking and Yuri Milner announced the Breakthrough Starshot initiative in New York

Supermassive black holes can only be aligned if they are all spinning the same direction.

Breakthrough Starshot initiative aims to get humans to far reaches of space within a generation.

Watch livestream of Stephen Hawking and Yuri Milner announcing latest space exploration initiative.