All posts by Tony Darnell

By Tony Darnell on June 15, 2019 in
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Star atlases are an essential tool for use in amateur astronomy. In this hangout, we’ll discuss the various forms of star atlases, and talk with Wil Tirion, a long-time stellar cartographer (uranographer) whose maps have been ubiquitous in astronomy.

By Tony Darnell on May 18, 2019 in

Book Review: “Universal: A Guide to the Cosmos” by Brian Cox & Jeff Foreshaw

By Tony Darnell on April 20, 2019 in
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Astronomers using the ALMA telescope high in the Chilean Andes have observed a star forming where planets are normally thought to be born. Please join Tony Darnell as he discusses these observations with Dr. John Ilee from the University of Leeds.

By Tony Darnell on March 16, 2019 in
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Did you know there is an effort underway to actually see the event horizon of a black hole? Let’s learn about one of the most amazing astronomy endeavours ever with @DeepAstronomy

By Tony Darnell on February 16, 2019 in
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Tony Darnell from @Deep Astronomy discuss about Astronomy outreach with Ian Lauer. #365DaysOfAstro

By Tony Darnell on January 19, 2019 in
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What gear do professional astronomers use that is available commercially?

By Tony Darnell on December 15, 2018 in
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Join @deepastronomy today talk about astronomy at the European Southern Observatory (@ESO) more at #365daysOfAstro

By Tony Darnell on November 17, 2018 in
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Think about it: Hubble is down to one gyro, maybe two; Kepler is in safe mode; and today, the Chandra X-ray telescope went into safe mode; Spitzer has run out of coolant but still doing science – our fleet of space telescopes is getting older what are we replacing them with?