1–20 of 38 results
illustration of active galaxy

The Black Hole Files with Camille Carlisle

Survey Finds Newborn Black Hole Jets in Distant Galaxies

Astronomers have spotted a surprising number of quasars with jets launched within a couple of decades.

big black hole merger

The Black Hole Files with Camille Carlisle

Big Black Holes Dominate New Gravitational-Wave Catalog

Gravitational-wave scientists have unveiled their latest catalog of events, revealing a surprising number of massive black holes.

Stars orbit black hole

Astronomy and Society

Black Hole Scientists Win 2020 Nobel Prize in Physics

This year’s award goes to three researchers who played key roles in developing the theoretical and observational evidence for black holes.

black hole binary in AGN disk

Black Holes

Black Hole Collision May Have Caused Burst of Light

Astronomers think they’ve detected a flash created by the merger of two black holes.

visualization of GW190814 gravitational-wave event

Black Holes

Gravitational Wave Detectors Find Mystery “Mass Gap” Object

Astronomers have caught a black hole colliding with a mysterious companion that might be either one of the most massive neutron stars or the smallest black hole ever detected.

supermassive black hole with accretion disk

Black Holes

Black Holes Grow by Gas, Not Mergers, Most of Their Lives

Calculations suggest how black holes have amassed mass and predict what the black holes’ spins should be if this picture is correct.

illustration of triple system HR 6819

The Black Hole Files with Camille Carlisle

Closest Black Hole to Earth? Maybe

An international team of astronomers says that they’ve discovered the closest black hole to Earth — an invisible object dancing with two large, bright stars 1,000 light-years away.

Illustration of black hole merger

Black Holes

Mismatched Black Holes Merge

For the first time, the LIGO and Virgo gravitational-wave detectors have "heard" gravitational waves from an unequal pair of black holes.

star draws rosette around black hole

The Black Hole Files with Camille Carlisle

Black Hole Changes Star’s Orbit in Gravity Test

A long-awaited measurement indicates that a star whizzing around the Milky Way’s supermassive black hole has changed its trajectory.

series of zooms on 3C 279's jet

The Black Hole Files with Camille Carlisle

Event Horizon Telescope Finds Bent Jet Near Black Hole

Observations from the worldwide network of radio telescopes show the fire hose of plasma shooting from a distant galaxy does something strange near its source.

The Black Hole Files with Camille Carlisle

Scientists Predict Countless Rings of Light Encircle Black Holes

Detailed calculations reveal a surprise about how black holes bend light around themselves, opening a new possibility for future observations.

Dwarf Galaxy

Galaxies

More Big Black Holes Found in Small Galaxies

In the quest to discover how massive black holes form, astronomers have spotted several of these objects in some of the smallest galaxies yet found to host them.

Milky Way

Bubbles, Heated Clouds Point to Active Past for Galactic Center

Two studies support the suspicion that our galaxy’s black hole had one or more outbursts a few million years ago.

Illustration of black hole merger

The Black Hole Files with Camille Carlisle

More Black Hole Mergers Found in LIGO Data

Analysis by an independent team has ferreted out seven candidates for gravitational-wave events from merging black holes.

The Black Hole Files with Camille Carlisle

Video: Black Hole Warps Light

The hypnotizing effect of a black hole on its surroundings appears to dramatic effect in this simulation.

star in gravitational well

Black Holes

Galactic Center Gravity Test Confirmed

A second team of astronomers has now confirmed the light from a star passing near our galaxy’s central black hole behaved as predicted by Einstein’s theory of gravity.

Event Horizon Telescope 2017

Black Holes

How Does the Event Horizon Telescope Work?

The Event Horizon Telescope creates the image of a black hole shadow thanks to the precise coordination of a worldwide telescope network. Here’s how they do it.

shadow image of M87

The Black Hole Files with Camille Carlisle

Scientists Unveil First Black Hole Image

The Event Horizon Telescope collaboration has reconstructed the shadow of a supermassive black hole.

primordial black hole illo

The Black Hole Files with Camille Carlisle

Could Dark Matter Be Black Holes?

Astronomers are reconsidering primordial black holes as an answer to the invisible matter mystery, but recent observations disfavor at least some sizes of black hole.

Sgr A*

The Black Hole Files with Camille Carlisle

Piercing the Veil of Our Black Hole

Astronomers have overcome the interference of clumpy interstellar gas to catch a glimpse of the gas around the Milky Way’s central black hole.

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