The first two satellites of the constellation were launched by the first Soyuz from French Guyane last October. Since then they have transmitted the first Galileo signals that will carry the different...

An ESA-developed camera transmitted live-streaming 3D images for the first time in the history of space travel. On 6 August, NASA astronaut Ron Garan operated the Erasmus Recording Binocular (ERB-2) c...

Frank De Winne is answering a few questions on the ISS submitted by the pupils of Class 7M from the Christian Morgenstern School in Hersching (Germany): Video from the ESA.

Knowledge is the basis of our species, and there isn't anything that puts it's importance into perspective more than the Cosmos series. Episode 1: "The Shores of the Cosmic Ocean"

Taken in twilight on the morning of Dec. 22 at the VLT, Cerro Paranal, Chile. edit caption

Various people are interviewed to share their own experiences with UFO sightings. Then, we hit the streets of Amsterdam where the locals speak their mind about aliens, abductions and making contact wi...

Black hole extravaganza in 1080p. From ESO-Cast. Not long ago, watching something being ripped apart as it falls towards a giant black hole would be science fiction. This is now reality.

'Located in the vicinity of the second-magnitude star Gamma Cygni, the Cygnus X star-forming region was discovered as a diffuse radio source by surveys in the 1950s.

Exciting news from the Kepler mission! Here's what happened: they discovered a planet that is roughly the size of Earth, and is a good distance from the planet. Unfortunately, there's a lot of gaps fr...

Black holes are one of the most destructive forces in the universe, capable of tearing a planet apart and swallowing an entire star. Yet scientists now believe they could hold the key to answering the...

The Earth spins on its axis, completing a full revolution every day. By why does it do this? One of the most common misconceptions in physics is the belief that constant motion requires a constant for...

The Solar System's birth was far from peaceful. Witness the spectacular explosion known as the "Big Bang".

Of the suit he wore on the moon, Neil Armstrong wrote, "it was tough, reliable, and almost cuddly." But that cuddly suit, made by the company Playtex, had some stiff competition (literally) from rival...

Quantum Mechanics (Chapter 2): The Structure Of Atoms.

Should Santa be spotted by one of the transit surveys then this is what the lightcurve would look like! Created by Joe Llama, University of St Andrews.

Asteroids, comets, eclipses, eruptions and discoveries highlight a very active year in space. Here are some of the astronomical highlights that made 2011 a special year to peer into the cosmos.

Space Fan News #44: Higgs' Promising Boson; NASA's Mission to Europa; VLT's Fastest Rotating Star - This week's SFN is a little early because I am leaving on travel until Monday and won't be able to u...

'The Christmas burst, also known as GRB 101225A, was discovered in the constellation Andromeda by Swift's Burst Alert Telescope at 1:38 p.m. EST on Dec. 25, 2010. Two very different scenarios successf...

From NASA Heliophysics. The number of sunspots increases and decreases over time in a regular, approximately 11-year cycle, called the sunspot cycle. The exact length of the cycle can vary.

Glide over the giant asteroid Vesta with NASA's Dawn spacecraft in a new 3-D video. Best viewed with red-blue glasses, the video incorporates images from Dawn's framing camera from July to August 2011...