Sentences with phrase «billions of distant stars»

The Milky Way, made by the light of billions of distant stars, forms a luminous band slanting down and to the right.

Not exact matches

This array will, it is said, be able to detect the faintest energy emanating from distant stars — billions of light years from the earth.

Completed in 1980 but operational before then, the VLA was behind the discoveries of water ice on Mercury; the complex region surrounding Sagittarius A *, the black hole at the core of the Milky Way galaxy; and it helped astronomers identify a distant galaxy already pumping out stars less than a billion years after the big bang.

A certain kind of exploding star, called a supernova, turned out to be fainter than expected in the distant past, indicating that the universe is ballooning at an ever - faster rate, and has been for nearly half of its 13.8 billion - year existence.

In one model of galaxy formation, large black holes already existed; then, gas spiraling into each hole powered quasars, while more distant gas collapsed inward over billions of years to form the galaxy's stars.

Using the Very Large Array of the National Radio Astronomy Observatory in the US, the team observed radio emission from hydrogen in a distant galaxy and found that it would have contained billions of young, massive stars surrounded by clouds of hydrogen gas.

It is also the brightest light we have from the most distant (and oldest) stars because their otherwise - visible light arrives stretched out to longer, redder wavelengths by more than 13 billion years of the universe's expansion.

Remarkably, the distribution of star - forming galaxies around a cluster of galaxies in the more distant universe (5 billion years ago) corresponds much more closely with the weak lensing map than a slice of the more nearby universe (3 billion years ago).

«The more distant the galaxy, the further back one is looking, so by measuring their distances we can piece together a timeline of how vigorously the Universe was making new stars at different stages of its 13.7 billion year life,» said Joaquin Vieira (California Institute of Technology, USA), lead author of the paper in the journal Nature.

«The more distant the galaxy, the further back one is looking, so by measuring their distances we can piece together a timeline of how vigorously the Universe was making new stars at different stages of its 13.7 billion year life,» said lead author Joaquin Vieira of the California Institute of Technology.

This is so narrow, just a few foreground stars in our Milky Way galaxy are visible and are vastly outnumbered by the menagerie of far more distant galaxies, some nearly as faint as 30th magnitude, or nearly four billion times fainter than the limits of human vision.