News tagged with black holes

Hubble views an old and mysterious cluster

The NASA/ESA Hubble Space Telescope has captured the best ever image of the globular cluster Messier 15, a gathering of very old stars that orbits the centre of the Milky Way. This glittering cluster contains ...

Nov 14, 2013
4.6 / 5 (10) 5 | with audio podcast

Toothpaste fluorine formed in stars

The fluorine that is found in products such as toothpaste was likely formed billions of years ago in now dead stars of the same type as our sun. This has been shown by astronomers at Lund University in Sweden, ...

Aug 21, 2014
3.8 / 5 (11) 3

Simple, like a neutron star

For astrophysicists neutron stars are extremely complex astronomical objects. Research conducted with the collaboration of SISSA and published in the journal Physical Review Letters demonstrates that in cer ...

Mar 25, 2014
4.6 / 5 (13) 2

Are ultra-luminous galaxies colliding?

(Phys.org) —ltra-luminous infrared galaxies ((ULIRGs) are galaxies whose luminosity exceeds that of a trillion suns, By way of comparison, our Milky Way galaxy has a typical modest luminosity of only about ...

Jun 27, 2014
4.7 / 5 (9) 3

Galaxy winds

(Phys.org) —The most luminous galaxies in our universe are not particularly bright in the visible. Most of their energy output (which can be hundreds or even thousands of times more than our Milky Way's) ...

Sep 23, 2013
4.8 / 5 (5) 1 | with audio podcast