Most of these astrophysical monsters are stars with various behavioral issues, such as explosive supernovae or ridiculously ...

Caltech’s Katie Bouman explains how the Event Horizon Telescope Collaboration captured the first imager of the Sagittarius A* ...

Huge eruptions from the Milky Way’s supermassive black hole in the distant past may have sterilized much of the inner galaxy ...

An unexpected monster black hole was found hiding inside one of the Milky Way's tiniest neighbors, rewriting what scientists ...

The image of supermassive black hole Sagittarius A * was created using data from the Event Horizon Telescope Collaboration.

Supermassive black holes stand out for their fundamental role in the evolution of galaxies and the history of the universe.

It is no secret that at the center of our galaxy, the Milky Way, lies a supermassive black hole better known as Sagittarius A ...

Event Horizon Telescope data reveal the magnetic field around M87* shifted, weakened and then flipped, defying theoretical expectations.

The center of the Milky Way twinkles in microwave radiation, seen in new data obtained by astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) in Chile. This study could help ...

In summer, we face toward the Milky Way's hub in the Teapot constellation, home to the galaxy's supermassive black hole. One of the brightest parts of the Milky Way band crosses Sagittarius the archer ...

A near-infrared view of the stars near the center of the Milky Way galaxy. Credit: ESO / S. Gillessen et al. Astronomers suspect the giant black hole at the heart of the Milky Way may have collided ...

Small and unassuming, Segue 1 is a nearby dwarf galaxy containing only a handful of stars—too few to provide the gravity ...