NASA

Dr Martin Tajmar says "Our test campaign cannot confirm or refute the claims of the EmDrive."

Grunsfield said: 'We are on the cusp of being able to answer [whether we are alone or not]'

Nasa recently delivered super high-definition cameras to the International Space Station.

UFO enthusiasts claim to have spotted a massive alien spacecraft, around the size of the US state of Idaho, near the sun.

The planet now known as Earth 2.0 is 1,400 light years away from Earth

The second range is shorter at 1.5km to the earlier one to the south of the Tombaugh region.

Scientists believe the planet has conditions allowing development of life.

A report from Nasa and NexGen Space LLC looks at the feasibility of a lunar base

Taken from 1.6 m kms by the EPIC camera, it shows the planet against the backdrop of space.

Asteroid 2011 UW-158, which recently flew past Earth, has a platinum core.

Pluto has a mysterious energy source that churns up its surface, say Nasa scientists.

Vast mountains of ice and evidence of geological activity have been discovered on dwarf planet Pluto.

High resolution images of the icy dwarf planet captured during the flyby set to reach Earth.

Curiosity finds rocks on Mars similar to those in Earth's oldest continental crust.

Scientists said they were excited about the new images of Pluto being received by New horizons spacecraft.

Reports suggest that a German parliamentary department had been investigating extraterrestrial objects.

Ahead of upcoming flyby, the image has a 27 km per pixel resolution.

Can the aerospace industry solve sonic boom, price and efficiency to make supersonic jets worth it?

Four veteran astronauts were chosen to work with the two companies on their trips to the International Space Station.

Nasa's New Horizons spacecraft reveals closest image of dwarf planet Pluto with a big heart-shaped area.

'We know that on Earth opals like these are often formed in and around hot springs.'

US Air Force and Department of Defense want Mach 5 planes that are twice as fast as Concorde.

The minor glitch led to the loss of a mere 1% observations.

'Although we have only detected five the predicted numbers are huge'

Nasa says it may take days to restore the probe to its original flight path.

Three crew members manning the International Space Station (ISS) awaiting urgent supplies of fuel, oxygen, food and equipment.

Supernova the size of the city to meet one of the brightest stars in the galaxy.

Quantum dot spectrometers in smartphones could diagnose skin diseases and track vital signs.

Nasa's mission to Mars is just the first step towards making humanity a multi-planet species.

1,000 qubit processor calculates more possibilities than there are particles in the universe.