New discoveries ALMA discovers moons in the making

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Cosmic traffic accident in the early universe

Every now and then, galaxies in the universe crash into each other. Some of those cosmic traffic accidents have been studied in much detail by telescopes on the ground and in space. Most of them are tens or hundreds of millions of light-years away. Now, ALMA has seen a...

Molecular variety in distant dust clouds stuns astronomers

Suppose there are eight trees in the street you live in. They’re all the same kind of tree, and they’re also the same size. Surely you would expect them to host the same types of insects, right? But what if some of the trees carry just a small number...

Nearest exoplanet may be part of larger system

Our planet Earth orbits the Sun. And it’s not alone. Our solar system contains eight planets, many dozens of moons, and countless asteroids, icy ‘dwarf planets’ and comets. Other stars also have planets. Astronomers have already discovered thousands of them. Even the nearest star has its own planet. New...

Planets form early and easily in baby solar systems

Before cameras and photography existed, you would never know how you looked just after you were born. The only way would be to go to a nursery, take a close look at newborn babies, and assume that you started out more or less the same. Astronomers face a similar...

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