Astronomers have discovered a planet beyond the solar system that orbits its twin parent stars closer than any ever seen ...

If the universe is 13.8 billion years old, why is the observable universe 46 billion light-years across? This video explains ...

Here's a look at scientific discoveries and breakthroughs that made headlines in 2025, spanning space, biology, ecology, and ...

In a glimpse of the early universe, astronomers have observed a galaxy as it appeared just 800 million years after the Big ...

Being slight oddities, brown dwarfs occupy a strange but useful niche in astronomy. Unlike exoplanets, which are often ...

The Hubble Space Telescope has turned its sharp eye toward a ghostly swirl of stars and gas known as the "Lost Galaxy," given ...

The Hubble tension is especially troubling because it involves two sets of measurements that offer conflicting views of the ...

Interstellar comet 3I/ATLAS reveals astonishingly rich organic chemistry, confirming that life's building blocks are ...

A stunning image of interstellar comet 3I/ATLAS reveals a vibrant, segmented plasma halo, a 'luminous plasma blaze' that left Avi Loeb speechless.

Interstellar comet 3I/ATLAS is now visible in the UK night sky! The third confirmed alien visitor, whose chemical fingerprint is 'older than our Sun', makes its unrepeatable, 221,000 km/h flyby. Get ...

Cosmic dust trapped, or blocked, by Arctic ice allowed researchers to map 30,000 years of sea-ice history. Their findings ...

A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 ...