• ALMA sniffs out atmosphere of Saturn’s moon Titan

  • ALMA finds evidence for baby planets around a young star

  • ALMA sets a dusty distance record

  • Surprising spiral pattern hints at ‘elliptical’ binary

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ALMA sniffs out atmosphere of Saturn’s moon Titan

The planet Saturn is known for its beautiful rings. But Saturn also has dozens of moons. The largest one is called Titan. It’s a bit

ALMA finds evidence for baby planets around a young star

A young star in the constellation Sagittarius (the Archer) is orbited by two infant planets. The planets were found by ALMA. They’re about twice as

ALMA sets a dusty distance record

ALMA has set a new record. It has observed a galaxy known as A2744_YD4 – the most distant galaxy ever studied by the 66-dish observatory.

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How are the antennas moved around?

The huge array of 66 ALMA antennas is located at the Chajnantor Plateau in the north of Chile, at 5,000 meters altitude. The site is

Where is Chajnantor?

ALMA is the biggest astronomical observatory on Earth. It was built by countries in North America, Europe and East Asia. You might expect that ALMA

Why are there 66 antennas?

Have you ever noticed that owls have big eyes? That’s because they live at night. During the dark, you need really big eyes to see