Quasars

Dust is Hiding how Powerful Quasars Really are

A new study has found that Active Galactic Nuclei are much brighter and similar to one another than previously thought.

3 days ago

For the First Time, Astronomers Spot Stars in Galaxies that Existed Just 1 Billion Years After the Big Bang

Using data from the JWST, an international team of astronomers have made the first observations of stars in quasars that…

1 month ago

Quasars Produce Giant Jets That Focus Like Lasers. Why They Focus is Still a Mystery, but it’s not Coming From the Galaxy Itself

New technologies bring new astronomical insights, which is especially satisfying when they help answer debates that have been ongoing for…

2 months ago

Webb Sees a Cluster of Galaxies Feeding a Quasar

There's a galaxy protocluster out there in the distant universe that's waving some tantalizing clues about cosmic history at astronomers.…

3 months ago

Gravity Really Tangled up the Light From a Distant Quasar

Way back in 1979, astronomers spotted two nearly identical quasars that seemed close to each other in the sky. These…

4 months ago

Supermassive Black Holes Formed Directly out of Enormous Streams of Cold gas

New research shows that distant quasars were born in the cold dark of turbulent gas.

7 months ago

Most Black Holes Spin Rapidly. This one… Doesn’t

A Chandra X-ray Observatory view of the supermassive black hole at the heart of quasar H1821+643. Courtesy NASA/CXC/Univ. of Cambridge/J.…

7 months ago

Astronomers see a Rare “Double Quasar” in a Pair of Merging Galaxies

What's better than a quasar? That's right, two quasars. Astronomers have spotted for the first time two rare double-quasars, and…

2 years ago

Gaia Finds 12 Examples of Einstein Crosses; Galaxies Being Gravitationally Lensed so we see Them Repeated 4 Times

After examining data from the Gaia Observatory, a team of researchers found 12 more examples of the rare phenomenon known…

2 years ago

A New Technique to Find Cold Gas Streams That Might Make up the Missing (Normal) Matter in the Universe

Where is all the missing matter? That question has plagued astronomers for decades, because the Universe looks emptier than it…

2 years ago