The Giant Magellan Telescope's final mirror fabrication begins

The Giant Magellan Telescope begins the four-year process to fabricate and polish its seventh and final primary mirror, the last required to complete the telescope's 368 square meter light collecting surface, the world's ...

How can we bring down the costs of large space telescopes?

We're all basking in the success of the James Webb Space Telescope. It's fulfilling its promise as our most powerful telescope, making all kinds of discoveries that we've been anticipating and hoping for. But the JWST's story ...

Should the next big observatories be built on the moon?

We have built telescopes in our backyards, and high upon remote mountains, and even launched telescopes into space. With each advancement in our technology, we have made amazing and surprising new discoveries about the universe. ...

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