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This Week in Astronomy with Dave Eicher

[ad_1] Back to Article List Quasars were the first known member of the menagerie of active galaxies. But they all have one thing in common: a voracious appetite. Centaurus A is an active galaxy, with jets and radio lobes and jets sprouting from its central back hole....

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This New Map of 1.3 Million Quasars Is A Powerful Tool

This New Map of 1.3 Million Quasars Is A Powerful Tool

[ad_1] Quasars are the brightest objects in the Universe. The most powerful ones are thousands of times more luminous than entire galaxies. They’re the visible part of a supermassive black hole (SMBH) at the center of a galaxy. The intense light comes from gas drawn...

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A conjunction of Venus and Saturn

A conjunction of Venus and Saturn

[ad_1] On March 21, spotting Saturn before sunrise will be a challenge — but you can use bright Venus nearby as a guide. Credit: Astronomy: Roen Kelly Friday, March 15The waxing Moon sits in Taurus the Bull this evening, slowly sinking in the west after sunset. Luna...

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The Maximum Mass of a Neutron Star is 2.25 Solar Masses

The Maximum Mass of a Neutron Star is 2.25 Solar Masses

[ad_1] When stars grow old and die, their mass determines their ultimate fate. Many supermassive stars have futures as neutron stars. But, the question is, how massive can their neutron stars get? That’s one that Professor Fan Yizhong and his team at Purple Mountain...

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Earth from Space: Vienna, Austria

Earth from Space: Vienna, Austria

[ad_1] The historic centre of Vienna, Austria’s capital city, is featured in this image captured on 23 June 2023.Zoom in to explore this image at its full resolution or click on the circles to learn more.Vienna lies in the northeastern corner of Austria and straddles...

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