SPHEREx will map the millions of stars and galaxies visible from our planet in every direction, "like scanning the inside of ...

A black hole is a region in space where gravity is so strong that nothing—not even light—can escape from it. At the center of ...

In recent years, many amateur astronomers have added a new item to their toolkit: a smartphone. Here are one observer's ...

Don Pettit packed a home-made tracker to space, allowing him to bless our timelines with long-exposure images.

NASA astronaut Don Pettit imaged the Large and Small Magellanic Clouds as the International Space Station cruised 260 miles ...

Free Press readers on astronomy, e-bikes, Hunter Biden pardon, truth in sentencing and challenging the two-party system.

Ancient galaxies have irregular shapes due to intense star formation from cold gas flows and galaxy collisions, as revealed ...

Researchers have used the ALMA telescope and found old elliptical galaxies in the universe can form from intense star formation within early galaxy cores.

While scientists investigate how to colonise Mars, icy moons in the Milky Way such as Jupiter’s Europa and Saturn’s Enceladus ...

After years of effort, astronomers at the European Southern Observatory (ESO) announced they managed to capture the first ...

For decades, the Milky Way has been used as a key to unlocking the mysteries of galaxy formation. But is it truly a typical ...

We take a look at the current best predictions for what the solar system will look like throughout the rest of the Sun's life ...