This stunning photo was taken on January 29, 2025, from 265 miles (425 km) above the Pacific Ocean. Pettit, a seasoned ...

Astronauts aboard the International Space Station (ISS) have a front-row seat to some of the most extraordinary sights in the ...

"We found that some comets in the inner Oort cloud form a long-lasting spiral structure." Spirals are a repeating theme in ...

Hostess is famous for its pre-packaged, cake-y desserts, but true fans remember this ill-fated product by the brand that also ...

Unlike the typical blue-and-green depiction of Earth, this photo shows the planet in a mossy green hue, framed by a thin ...

A star has been spotted shooting away from the heart of our galaxy at around 500 kilometres per second, giving astronomers ...

Sagittarius A* is the supermassive black hole at the center of our home Milky Way galaxy. It has a mass equal to billions of suns and has an accretion disk made up of gas and dust surrounding it.

With the stresses on planet Earth in the headlines, at work and your day-to-day life, do you need a reminder that we’re just a speck on a dot in the endless vacuum of space? If so, ...

New research from a team at the Harvard Center for Astrophysics suggests that the Large Magellanic Cloud, a dwarf galaxy neighboring the Milky Way, hosts a gravitational structure hundreds of ...

In 1610, astronomer Galileo Galilei used the newly invented telescope to show that the Milky Way was composed of a huge number of faint stars. For the next 300 years, astronomers assumed that the ...