Astronaut Mike Fossum used a digital camera to create this self-portrait during the STS-124 mission’s first scheduled spacewalk. During the six-hour, 48-minute spacewalk, Fossum and fellow astronaut Ron Garan prepared the Kibo Japanese Pressurized Module for its installation to the space station. Kibo was officially opened during a ceremony perform
Primordial black holes may have radiated gamma rays that lit up the universe long before the first stars were born (full text available to subscribers)
A new look at the galaxy reveals big surprises.
If another advanced civilisation in the Milky Way is the proverbial needle, a group of researchers has suggested how we should narrow our search for it in the galactic haystack. At a meeting of the American Astronomical Society in St…
The lander may have been coated with dozens of bacteria species when it left Earth and some may be hardy enough to scrape by on Mars
As the lander begins its first science dig, NASA releases the first microscope image of soil that was probably kicked up when Phoenix landed
