21–40 of 204 results
Image of two bright galaxy cores

Black Holes

Nearest Supermassive Black Hole Pair Discovered

Astronomers have observed a pair of supermassive black holes set to collide in 250 million years.

Stellar-mass black hole with accretion disk and jet

Black Holes

Astronomers Watch Black Hole Jet Launch

Astronomers have watched a jet launch from a stellar-mass black hole, shedding light on how these structures form.

Black hole in another galaxy (artist's illustration)

Stellar Science

Did Astronomers Spot a Black Hole in Another Galaxy? Maybe Not

Astronomers might have spotted a stellar-mass black hole in another galaxy — but not everyone agrees with what they found.

a range of lines with blue dots on top and bottom creating a shape similar to a bird with spread wings. red and yellow dots run along the outline of the bottom half, all on a black background.

The Black Hole Files with Camille Carlisle

Third Gravitational-Wave Catalog Released

The latest results from LIGO, Virgo, and KAGRA bring several key revelations, including that black holes tend to come with certain masses.

Black hole-powered mushroom cloud in space

Exoplanets

Astronomy in Pictures: Black Holes, Baby Stars, and Magnetic "Tunnels"

Astronomers witness the unfurling of a black hole-powered mushroom cloud, a baby super-Jupiter, and a magnetic "tunnel" around the solar system.

The merger of a black-hole binary

Black Holes

Addressing a Gap in Our Knowledge of Black Holes

Gravitational waves offer a test of whether supernovae can produce black holes between 55 and 120 times the Sun's mass.

black hole shredding star

Black Holes

Shredded Star Reveals Elusive Middle-Mass Black Hole

Astronomers have used the death of a star to uncover details about a hidden intermediate-mass black hole.

M13

Black Holes

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

Galaxies

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.

Black Holes

Gravitational Waves Reveal Black Hole–Neutron Star Mergers

Two new detections give astrophysicists a novel look at how stellar remnants pair up.

two colorful radio gets stream out either side of a central, invisible point

Black Holes

From Starving Black Holes to Warped Galaxies

Hot topics from the American Astronomical Society summer meeting range from colliding galaxies, to warped galaxies, to starving black holes.

Galactic center

Solar System

Astronomy in Pictures: Unraveling Galaxies and Clyde's Spot

This week in astronomy pictures: Peer into our galaxy's busy core, watch Clyde's Spot unravel at Jupiter, and see a stunning Hubble photo of a lopsided galaxy.

A black-hole binary

Black Holes

Jumping the Gap to Probe Large Black Holes

Gravitational-wave detectors should be able to locate a population of huge black holes soon. A new study predicts when we'll find them, and what they'll teach us.

Closest black hole?

Black Holes

Is the “Unicorn” the Closest Black Hole?

Astronomers again think they have found the black hole nearest to us, just 1,500 light-years away, but the find still needs to be confirmed.

An artist’s impression of the collision of two black holes

Black Holes

Redefining a Heavy Collision

Could the biggest — literally — gravitational-wave discovery yet be something other than what it initially seemed?

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.

polarized emission around black hole

Black Holes

Astronomers Detect Strong Magnetic Fields Around M87’s Black Hole

Event Horizon Telescope data support the idea that magnetic fields control how black holes feed and grow.

Most distant quasar

Black Holes

A Supermassive Black Hole on the Move

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

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