New discoveries ALMA discovers moons in the making

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ALMA sees two-way traffic around a black hole

Here’s an easy experiment you can do at home. Fill the kitchen sink with water. Then pull out theplug, and carefully watch how the water flows down the drain. You will notice that it doesn’tdisappear in a straight line. Instead, the water flows away in a rotating, spiral pattern.You’ll...

Fat Stars Grow Just Like Skinny Stars

How much did you weigh when you were born? Most newborns are between 3 and 4 kilograms at birth. But not all. Some babies weigh much more or much less. It all depends on how fast they grew. With baby stars, it’s the same. Most newborn stars can have...

ALMA sees how matter spirals into a young baby star

Do you remember the last time you were on a merry-go-round on a playground or a fair? Because ofthe fast rotation, you felt like being pushed outward. It would be very hard to make your way to thecenter of the merry-go-round! The same ‘centrifugal force’ is at play in...

One cosmic pretzel for two baby stars

When astronomers looked at this new ALMA image, it reminded them of a pretzel – a pastry shapedlike a knot. But there are no real pretzels in space, of course. So what does the image really show?And what are the two bright spots in the center of the cosmic...

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