The dense stellar remnant would, if confirmed, be the closest known object to any black hole, according to preliminary ...

International teams of astronomers monitoring a supermassive black hole in the heart of a distant galaxy have detected ...

A black hole infamous for strange features has once again baffled astronomers, this time with rapid X-ray flashes. What could ...

Two NASA astronauts are preparing for the first spacewalk of the year aboard the International Space Station (ISS). The ...

A research team at the University of Virginia is revolutionizing the future of space travel with groundbreaking studies on ...

Astronomers have captured a groundbreaking phenomenon at the brink of a supermassive black hole located at the heart of ...

From the total lunar eclipse in March to three epic supermoons this fall, these are the best celestial events of 2025 that are worth traveling for (plus one to look forward to in 2026!).

"This tells us that objects like white dwarfs may be able to live very close to an event horizon for a relatively extended period of time." ...

The first full moon of 2025 will reach peak illumination Monday at 5:27 p.m. EST, according to NASA, rising from the eastern ...

Plasma waves: Plasma is like a soup of charged particles, such as electrons and ions, which are extremely thin and widely ...

MIT astronomers observed flashes of X-rays coming from a supermassive black hole at a steadily increasing clip. The source could be the core of a dead star that’s teetering at the black hole’s edge.

See footage of the Orion Spacecraft a little over an hour before its "outbound powered flyby burn". The spacecraft was less than 4,500 miles away (7,242 km) and was traveling at 757 miles per hour ...