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Particular stars called Cepheid variables allow astronomers to determine distance, and Hubble spotted one of these within M31 ...

When it comes to telescopes, there are no bigger names than Hubble and Webb, but why have two space telescopes anyway, how ...

New observations show a star that blew up in two separate bursts, confirming a long-suspected cosmic phenomenon called a ...

The South Pole Telescope has released its most precise image yet of the universe’s first light—the cosmic microwave background. This new ground-based data confirms cosmic expansion anomalies and ...

U.S. Sens. John Cornyn and Ted Cruz got language into President Donald Trump's "Big, Beautiful Bill" that creates a path for ...

NASA’s James Webb Space Telescope began its legendary mission unfolding the secrets of our universe and producing some of the ...

Now, they’ve captured the first visual proof: the ancient remnants of a supernova called SNR 0509-67.5 show signs of this ...

An explosion captured in a new image could help astronomers to better understand the "standard candles" at the center of a ...

Astronomers have, for the first time, witnessed a star meeting a dramatic end by exploding twice. In a study published in ...

MUSE allows astronomers to map the distribution of different chemical elements, displayed here in different colours. Calcium ...

The first ever space telescope, the Orbiting Astronomical Observatory 2 (OAO-2), was launched into the low Earth orbit in ...