we’re seeing the polarization of light in high resolution. That is a defining factor distinguishing ACT.” The new pictures of this background radiation, known as the cosmic microwave background (CMB), ...

Astronomers have discovered a previously hidden "cosmic fuel tank" in an infant cluster of forming galaxies. This vast reservoir of cool molecular gas is found in the protocluster known as SPT2349 ...

This protocluster, located approximately 12 billion light-years away, is a region of the early universe where a cluster of galaxies is just beginning to form. Galaxy clusters are the largest ...

The Small Magellanic Cloud, a dwarf galaxy about 200,000 light-years from the solar system, can be seen with the naked eye ...

NASA has turned pressure waves emanating from a black hole at the centre of the Perseus galaxy cluster into notes audible to humans. The sound waves were extracted along the radius of the galaxy ...

Credit: NASA The cluster, full of more than 2,500 newborn stars that blaze blue in the Hubble image, is in a galaxy with far fewer heavy chemical substances than the Milky Way. It's mostly made of ...