AN alien world “suffers star-grazing torture” every 111 days as its fiery sun boils the planet to a hellish 1,093C. This ...

ALIENS could discover humans on Earth by spotting one of 12 signs, scientists say. Topping the list is a clue that could be seen by extraterrestrials from a mammoth 12,000 lightyears away. The ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

Finding a world like Earth elsewhere in the universe might mean looking for the right kind of solar system. A new discovery ...

LISA is set to revolutionize our understanding of the gravitational universe and the interactions that make the entire cosmos ...

Summer-a time when the urge to explore places familiar and new beckons to young and old alike. Although the sun sets late during the summer months, we inevitably find ourselves outside looking at ...

Thirty years after the discovery of the first exoplanet, astronomers have detected more than 7,000 of them in our galaxy. But there are still billions more to be discovered. At the same time, ...

With an assist from the NEID spectrograph, a team of astronomers have confirmed the existence of exoplanet Gaia-4b—one of the ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

He also cautioned that because the comet is so close to the sun, it’s not wise to use binoculars ... Some comets have been around for thousands of years, including Comet C/2024 G3, which has ...