If you feel a thrill every time we discover something new about the cosmos, then November 25th may have been a noteworthy day ...

Comet 3I/ATLAS nears Earth on December 19, 2025. This interstellar visitor displays an unusual green glow. Scientists are ...

Scientists are testing a novel way to measure cosmic expansion using time delays in gravitationally lensed quasars. Their ...

A University of Manchester astronomer is set to build the most detailed and accurate model of the radio sky ever built, ...

In 2015, China and Argentina launched a collaborative project to build a 40-metre-diameter radio telescope in the San Juan province of Argentina. The China–Argentina Radio Telescope (CART) is now ...

One reason a coffee obsession is cheaper than, say, a wine obsession: coffee is much more perishable, which means it ...

The Very Large Telescope's SPHERE instrument captured unprecedented images of 51 dusty rings shaping young planetary systems.

NASA's next big eye on the cosmos is now fully assembled. On Nov. 25, technicians joined the inner and outer portions of the ...

Astrophotography has shifted from a niche pursuit to a mainstream hobby, and the telescope you choose now matters as much as ...

Nobel Laureate Reinhard Genzel and 30 scientists urge Chile to protect the pristine skies over Paranal Observatory from light ...

An exhaustive list of things we’d be excited to give and thrilled to receive, from squishy Japanese cotton-and-yak socks to limited-edition plum jam.

Early this year, a surprise space rock made headlines around the globe when the International Asteroid Warning Network ...