Image of the supermassive black hole Sagittarius A* (Sgr A*). from the Event Horizon Telescope (EHT) collaboration "has ...

Collaboration has achieved the highest-resolution Earth-based observations to date, detecting light at 345 GHz from the ...

Scientists used changes in the supermassive black hole M87*'s accretion disk to infer its orientation, size and turbulence ...

As far as astronomers know, all galaxies harbour a supermassive black hole at their very centres. In some galaxies, large ...

Planetary alignments aren't rare, but they can be when they involve six of the eight planets in our solar system.

Stargazers are in or a treat as six planets - Venus, Mars, Jupiter, Saturn, Neptune, and Uranus - are set to align in the ...

A planetary parade takes place when multiple planets align along the same region of the sky, visible from Earth.

Up to seven planets are set to align in the night sky over the UK in January and February - here's when and how to see the rare event ...

Highly energetic explosions in the sky are commonly attributed to gamma-ray bursts. We now understand that these bursts ...

NASA's Hubble Traces Hidden History of Andromeda Galaxy Jan. 17, 2025 — In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in ...