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....
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...
Explore the Skies with Amateur Astronomy

Explore the Skies with Amateur Astronomy

Whether you’re spotting planets with the naked eye or finding galaxies with a telescope, amateur astronomy allows you to explore the wonders of the universe from the comfort of Earth. With stargazing tips, a telescope buying guide, and advice for backyard astronomy,...
Gaia maps largest ever collection of quasars in space and time

Gaia maps largest ever collection of quasars in space and time

[ad_1] Astronomers have created the largest yet cosmic 3D map of quasars: bright and active centres of galaxies powered by supermassive black holes. This map shows the location of about 1.3 million quasars in space and time, with the furthest shining bright when the...