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M13

Stellar Science

60-second Astro News: White Dwarfs Still Burn, Black Holes Merge

This week in astronomy news, we learn that some white dwarfs still burn and image X-rays from black holes almost 12 billion light-years away.

Zoomed-in view of barred spiral galaxy NGC 4921

Black Holes

Watch Black Holes Grow, Galaxies Fall

Watch black holes grow and galaxies fall — astro photos and visualizations to get you through the week.

Black hole accretion disk

Black Holes

How Black Holes Eat Reveals Their Mass

No one knows why quasars flicker — but astronomers are using these wavering beacons to "weigh" the black holes that power them.

Cen A jets

Black Holes

Event Horizon Telescope Reveals Curious Jet Structure from Black Hole

Observations of the nearest radio galaxy, Centaurus A, provide the highest-resolution look at the long jets shooting from the galaxy’s supermassive black hole.

An artist's impression of a gas cloud as it passes the black hole at the center of the Milky Way.

Milky Way

Flares from the Milky Way’s Supermassive Black Hole

The supermassive black hole at the center of the Milky Way released an unusual number of strong flares in 2019. Now, astronomers are trying to figure out why.

Most distant quasar

Black Holes

A Supermassive Black Hole on the Move

This supermassive black hole is restless, and astronomers want to know why.

Astronomy & Observing News

This Week in Astronomy Pictures: A Magnetic Whirlpool, Windblown Jets & More

Whether you're here for eye candy or a more cosmic perspective, these astronomy pictures released this week will do the trick.

Most distant quasar

Black Holes

What the Most Distant Quasar Tells Us About Black Hole Birth

The existence of a quasar when the universe was only 670 million years old is helping astronomers understand how black holes are born.

OJ 287 (artist's concept)

Black Holes

Black Hole Duo Flares Right on Time

Astronomers have forecast a flare from a supermassive black hole duo 3.5 billion light-years away.

Illustration of black holes merging

Black Holes

60-Second Astro News: Black Hole Hubbub

The Milky Way's black hole' flares unexpectedly, a distant black hole gets the hiccups, and a reanalysis of LIGO data shows the first detection of black hole "ringdown."

Quasar (art)

Black Holes

Astronomers Discover Most Distant Lensed Quasar

The most distant magnified quasar known promises to shed light on the universe's early years.

hotspot around black hole

Black Holes

Astronomers Use Annihilated Star to Clock Black Hole’s Spin

The glow of a star torn up by a supermassive black hole has enabled researchers to measure how fast the black hole whirls around.

3C 273

Black Holes

Rotating Gas in a Quasar’s Heart

Astronomers have “imaged” gas as it orbits a supermassive black hole some 2 billion light-years away.

ALMA image of quasar merger

Astronomy & Observing News

60-Second Astro News: A Carnivorous Quasar and a Galaxy Ghost

In astronomy news this week: The most luminous quasar known in the cosmos is devouring three galaxy companions, while a newly discovered ghostly satellite of the Milky Way hints at hordes more just waiting to be found.

Still from simulation of two supermassive black holes merging

Black Holes

Video: The Glow of Spiraling Black Holes

New calculations reveal what two supermassive black holes about to merge would look like in ultraviolet and X-rays.

Chandra COSMOS Legacy Survey

Black Holes

Middleweight Black Holes Provide Window to Early Universe

How did supermassive black holes form? Two studies discovered dozens of middling-mass black holes in dwarf galaxies to fuel an ongoing debate.

conceptual image of a black hole

Black Holes

Do Big Black Holes Wander the Galaxy?

New simulation work suggests that galaxies like the Milky Way could be home to a dozen supermassive black holes.

Hubble images most distant star

Astronomy & Observing News

60-Second Astro News: Imaging Black Hole Jets and Distant Stars

Astronomy news this week: Hubble images the most distant star, radio telescopes combine forces to probe black hole jet, and neutron star hotspots explained.

The torus at the center of M77 / NGC 1068

Black Holes

Astronomers Watch Donut Rotate Around Supermassive Black Hole

Astronomers have detected a torus rotating around the supermassive black hole at the center of spiral galaxy Messier 77, collecting observations that may shed light on why these weird structures exist.

Reverberation mapping

Black Holes

60-Second Astro News: Black Holes Galore

Supermassive black holes are difficult to observe and measure, yet they have profound effects on their host galaxies. Read up on the latest black hole discoveries presented at the Washington D.C. meeting of the American Astronomical Society.

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