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

A technique called interferometry can greatly magnify tiny objects on the sky, and is powerful enough to reveal the surfaces ...

Following decades of limited seabed exploration, NASA has developed new and astonishing technology for Seatrec's underwater ...

The EHT captured a surprising polarization reversal around M87*, pointing to rapidly changing magnetic fields near the black hole’s shadow.

This makes it appear correspondingly smaller through a telescope—infinitesimally smaller, in fact, appearing as only a point ...

Black holes are considered cosmic gluttons, from which not even light can escape. That is also why the images of black holes at the center of the galaxy M87 and our Milky Way, published a few years ...

Learn more about the images advanced telescopes could take of black holes and how they could back up Einstein’s general theory of relativity. In 2019, the Event Horizon Telescope (EHT) released the ...

This month's full moon is often known as the "Cold Moon" to reflect the frigid temperatures that are common in the Northern ...

The Southern African Large Telescope (Salt) near Sutherland is celebrating 20 years of observing the night sky.

"In order to get such high sensitivity in the mid-infrared, one needs to go to space, as the atmosphere severely messes up ...

Skywatchers are in for a treat this week as the final full moon of 2025, known as the ‘Cold Moon’, rises this week ...