The disc of plasma surrounding the black hole at the heart of the Milky Way is constantly emitting flares both large and small.

The stars as seen from Earth would have looked dimmer 14 million years ago, as the solar system was in the middle of passing ...

For decades, scientists have studied small satellite galaxies to better understand how the universe’s smallest galaxies ...

Astronomers have discovered nearly 6,000 planets beyond our own solar system. Here's how — and how we'll find even more.

The mission will help us uncover how early galaxies formed and where the building blocks of life are located in the Milky Way.

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, ...

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

A SpaceX Falcon 9, carrying the SPHEREx and PUNCH missions, is scheduled to lift off on Sunday at 10:09 p.m. ET.

New research suggests that interstellar objects like ‘Oumuamua and Borisov arrive near Earth far more frequently than ...

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

SPHEREx is set to launch at Friday from California. Here are five things to know about NASA's latest advanced space telescope ...

NASA’s SPHEREx mission will survey the entire sky in 102 different “colors” of light, offering scientists an unprecedented ...