A unique dataset of Type Ia supernovae being released today could change how cosmologists measure the expansion history of ...

The Tarantula Nebula, also known as 30 Doradus, is revealed in an unusual light in this exceptionally deep Chandra X-ray ...

It’s neither fast nor food, but a spectacular object called HH 30 looks appetizing for astronomers in a new image from the ...

On this day 35 years ago, NASA's Voyager 1 spacecraft took a picture that changed how we see our planet. The iconic "Pale ...

Naval Postgraduate School (NPS) faculty researchers Brij Agrawal (right) and Leonardo Herrera observe U.S. Navy Ensign Nicholas Messina positionin ...

The asteroid has been given a rating of 3 out of 10, indicating a "close encounter, meriting attention by astronomers." ...

Einstein predicted that massive objects bend light as it passes through their gravitational field. This week, a new telescope ...

After hundreds of hours of observations, researchers captured a highly detailed image of a long filament of the "cosmic web" ...

(THE CONVERSATION) If you want to know what happened in the earliest years of the universe, you are going to need a very big, very specialized telescope. Much to the joy of astronomers and space fans ...

Astronomers trace the striking pattern to an encounter between a big galaxy and a much smaller one some 50 million years ago.

A bouquet of thousands of stars in bloom has arrived. This composite image contains the deepest X-ray image ever made of the ...

ALMA picks up signals from big dust grains, about the size of sand grains, showing that they are concentrated in a thin, ...