NASA images of a striking butterfly-shaped coronal hole on the sun have been circulating widely on social media this week, drawing attention to a phenomenon that scientists first observed in September ...

A massive, butterfly-shaped hole has opened in the Sun's outer atmosphere, sending high-speed solar wind directly towards our planet and increasing the likelihood of geomagnetic storms and widespread ...

The massive "Cosmic Horseshoe" galaxy system likely hosts a colossal black hole measuring 36 billion times the mass of our sun — one of the largest ever seen in the universe, a new study finds.

Just when you think you understand black holes, the James Webb Space Telescope goes and discovers something that no one has ...

Astronomers have discovered the oldest and most distant black hole — a behemoth that likely formed at the dawn of the universe, more than 13 billion years ago. The black hole lies at the center of a ...

First NASA figured out how to fit a square peg in a round hole (it happened in Apollo 13 and it’s totally worth googling to see how they did it, but Hair Balls digresses); now they’ve spotted a square ...

Primordial black holes that formed during the earliest moments of the universe could have swollen quickly to supermassive sizes, complex cosmological simulations have revealed. The discovery could ...

Primordial black holes, formed in the earliest moments after the Big Bang, may have had the potential to grow at a rapid pace into supermassive black holes, according to new findings from cosmological ...