ESO

VLT clears up dusty mystery

A group of astronomers has been able to follow stardust being made in real time—during the aftermath of a supernova explosion. For the first time they show that these cosmic dust factories make their grains ...

Jul 09, 2014
4.8 / 5 (10) 0

Magnetar formation mystery solved?

Magnetars are the super-dense remnants of supernova explosions. They are the strongest magnets known in the Universe—millions of times more powerful than the strongest magnets on Earth. A team of astronomers ...

May 14, 2014
4.6 / 5 (29) 6

Length of exoplanet day measured for first time

Observations from ESO's Very Large Telescope have, for the first time, determined the rotation rate of an exoplanet. Beta Pictoris b has been found to have a day that lasts eight hours. This is quicker than ...

Apr 30, 2014
5 / 5 (9) 1

Largest yellow hypergiant star spotted

ESO's Very Large Telescope has revealed the largest yellow star—and one of the 10 largest stars found so far. This hypergiant has been found to measure more than 1,300 times the diameter of the Sun, and ...

Mar 12, 2014
4.8 / 5 (38) 10

The anatomy of an asteroid

ESO's New Technology Telescope has been used to find the first evidence that asteroids can have a highly varied internal structure. By making measurements astronomers have found that different parts of the ...

Feb 05, 2014
4.6 / 5 (21) 18 | with audio podcast

First weather map of brown dwarf

ESO's Very Large Telescope has been used to create the first ever map of the weather on the surface of the nearest brown dwarf to Earth. An international team has made a chart of the dark and light features ...

Jan 29, 2014
4.8 / 5 (23) 6 | with audio podcast

ALMA takes close look at drama of starbirth

(Phys.org) —Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have obtained a vivid close-up view of material streaming away from a newborn star. By looking at the glow coming from ...

Aug 20, 2013
5 / 5 (6) 12 | with audio podcast

Astronomers discover new kind of variable star

Astronomers using the Swiss 1.2-metre Euler telescope at ESO's La Silla Observatory in Chile have found a new type of variable star. The discovery was based on the detection of very tiny changes in brightness ...

Jun 12, 2013
4.8 / 5 (13) 5 | with audio podcast