When you gaze up at the night sky, you’re looking back in time. Light from the stars takes years, sometimes millennia, to ...

Six planets are linking up in the sky at the end of February, and most will be visible to the naked eye. It's what's known as a planetary parade, which happens when multiple planets appear to line up ...

This newly discovered jellyfish galaxy, named COSMOS2020-635829, has a redshift of z = 1.156, meaning astronomers are seeing it as it existed about 8.5 billion years ago. That makes it the most ...

A jellyfish galaxy is found in dense galaxy clusters and appears to be “dripping” gas, forming long, tentacle-like tails of newborn stars trailing behind it. The visual resemblance to a jellyfish ...

So scientists found a workaround. Instead of building one gigantic telescope, they placed smaller telescopes far apart and ...

Continuing our new series on photography and gear, DPReview community member Michael S. shares how early sports photography and a lifelong love of astronomy grew into a passion for capturing wildlife ...

Looking through the atmosphere is like looking through a piece of old stained glass. The glass has defects that distort the image. The atmosphere also has defects that distort the image, but the ...

JWST captures a rare “cosmic jellyfish” 8.5 billion years old, exposing violent cluster forces that transformed galaxies in the young universe.

The breakthrough was made by an international team of astronomers using the powerful James Webb Space Telescope, which ...

The development of infrared detector arrays is intertwined with my experiences working on NASA projects. As an astronomer at a university, my interactions with NASA all start with a proposal in ...