Related topics: galaxies · universe

First four exoplanet systems imaged

Among one of the first exoplanet systems imaged was HR 8799. In 2008, a team led by Christian Marois at the Herzberg Institute of Astrophysics in Canada, took a picture of the system directly imaging three giant planets. ...

Exotic galaxy reveals tantalizing tale

(PhysOrg.com) -- A galaxy with a combination of characteristics never seen before is giving astronomers a tantalizing peek at processes they believe played key roles in the growth of galaxies and clusters of galaxies early ...

Hypergiant star studied

A European research team has published the results of a 30-year study of an extraordinary hypergiant star. They have found that the surface temperature of the super-luminous star HR 8752 increased by about 3000 degrees in ...

Seeing the Invisible

(PhysOrg.com) -- Astronomers, like physicians, use as much of the electromagnetic spectrum as they can, from X-ray to radio wavelengths, to examine their subjects the with the most suitable diagnostics.

Space jets in a bottle

By creating space-like conditions in a slim 4m vessel, Italian researchers have helped confirm the behaviour of astrophysical jets – streams of charged particles shot out by supermassive black holes and young stars, ...

Veiled supernovae provide clue to stellar evolution

At the end of its life, a red supergiant star explodes in a hydrogen-rich supernova. By comparing observation results to simulation models, an international research team found that in many cases this explosion takes place ...

page 14 from 22