Black holes are not cosmic vacuum cleaners. They are among the universe’s most extreme objects - and come in different sizes.

By combining observations from two space missions, scientists were able to follow one exceptionally active region on the Sun for months, revealing how its magnetic structure evolved over time. Our sun ...

That star at the center of our Solar System, that superhot ball of plasma that gives us heat and energy, and amazing ...

In a zesty new discovery, scientists have unearthed a strange lemon-shaped exoplanet. It is unlike one we have seen before, ...

“It’s a milestone in solar physics,” said Ioannis Kontogiannis, a solar physicist at the Swiss Federal Institute of ...

The sun is not only our closest stellar neighbor, it's also the star we understand the most. As we've observed it over the ...

Long before humans walked the Earth, your solar system had a brush with two blazing blue stars that passed surprisingly close ...

Imagining every drop of Earth’s water hurled into the Sun sounds like a last-ditch cosmic fire extinguisher, but the physics ...

The first full moon of 2026 and of winter in the Northern Hemisphere will shine brightly this week, just as Earth makes its ...

A: I have seen some of those videos as well. My reaction is that if someone is stealing from your porch, they should not be able to complain if if turns out to be a booby trap. I also read, if the ...

Scientists, using the Very Large Telescope, have captured the earliest stages of a supernova explosion, revealing a star 15 times the mass of our sun exploding in an olive-like shape. The study ...