No dark flow in the Universe?

About three years ago, astrophysicists discovered an unexplained large-scale coherent motion in our Universe, the “dark flow”. A new study now contradicts the dark flow theory.
First observed in 2008 by a NASA team led by Alexander Kashlinsky, the dark flow describes the coherent motion of galaxy clusters. This is in …

Planck – A new map of the sky

The large scale of the Universe, galaxy clusters and interstellar dust revealed the European Planck satellite some of their secrets.
Launched in 2009 to observe the anisotropies of the cosmic microwave background (CMB), Planck observed the entire sky in millimeter and submillimeter wavelengths. Before the release of its first ultra precise …

Dark energy

Back in 1998, two teams of astronomers carried out observations on a particular kind of stars, type Ia supernovae. They had no idea their results were going to completely change the way we see our Universe.
Supernovae Ia are often referred to as ‘standard candles’, because they all achieve the same …

Is our Universe the only one ?

Everyone, when looking up at the sky, has probably been amazed by the vastness of our universe. While its ‘size’ seems impossible to assess, scientists have been suggesting that our universe might not be the only one for quite some time already. The news is that now researchers have found …

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