At the dawn of the universe, the galaxies in which stars were created contained between three and ten times more molecular gas than their current counterparts, according to a study led by researchers from the Max Planck Institute (Germany) and published today by Nature. The discovery, in which the Spanish astronomer Santiago Garcia-Burillo of the National Astronomical Observatory has participated, explains the high rate of star creation in young galaxies.
NASA has just launched its WISE observatory, which in the coming months will blink every 11 seconds capturing images of the Universe in infrared light. Look for cool stars, very bright galaxies, asteroids, and comets.
When in 1609 Galileo Galilei presented his new contraption in Venice, many called it diabolical: the sky - and its sacred mysteries - opened before the eyes of man. This is the exciting evolution of that tube with two lenses: the telescope.
Virtually recreating the infancy of the Universe, astrophysicists at the SLAC National Accelerator Laboratory in the United States have concluded that the first stars emerged two by two.
On the surface it is only a spot, but a unique spot: the one caused by an unusually distant outburst 13,000 million light-years away, in the infancy of the Universe.
Microsoft has just launched the Worldwide Telescope, a virtual telescope that allows you to navigate the Universe without leaving your computer screen.
Danni Büchner is invited to Sam Dylan's Halloween party. But the "Goodbye Germany" emigrant has no desire for many other party guests. And find clear words.
