New Mexico State University

Two pairs of stars (red and blue), which started in the same orbit, have moved (red), or are moving (blue), into new orbits

Space

New map reveals a third of the stars in the Milky Way have dramatically changed orbit

In creating a new map of the Milky Way as part of the Sloan Digital Sky Survey (SDSS), a international group of scientists recently discovered that around 30 percent of the stars in our galaxy have moved into a totally new orbit from where they began life.

Artist's impression of Voyager 1 (Image: NASA)

Space

Voyager 1 leaves the Solar System?

There is disagreement on whether Voyager 1 has passed beyond the Solar System based on cosmic ray readings from the probe's instruments.

A high resolution slice of the whole 250Mpc box of Bolshoi (Made by Stefan Gottlober (AIP) with IDL)

Space

Largest-ever cosmological simulation to shed new light on dark matter

The Bolshoi is a cosmological simulation of unprecedented scale and unparalleled accuracy.

Two of the different shapes in which graphene grains can form, using traditional production methods (Image: ORNL)

Science

Hydrogen found to be essential to creating better graphene

A new hydrogen gas-based production method promises higher-performing graphene.