A side-by-side comparison of the photo with its predecessor from the Hubble telescope shows how clearer the newer telescope ...

Venus is a planet so similar to Earth in size and composition. It has often been referred to as Earth’s sister planet. It has ...

"We would have loved to find that Venus was once a planet much closer to our own, so it’s kind of sad in a way to find out ...

A team of astronomers has found that Venus has never been habitable, despite decades of speculation that our closest planetary neighbor was once much more like Earth than it is today.

Our sister planet is thought to have once been a habitable world, but a new study could change that narrative and alter the ...

PICKS are stories from many sources, selected by our editors or recommended by our readers because they are important, ...

Plate tectonics seems to be crucial for life on Earth, but we’ve never confirmed that it happens on other worlds - that may ...

An international team of astronomers has investigated a planetary system consisting of three alien worlds orbiting the star ...

Webb’s Powerful Mid-Infrared Instrument Resolves Clumpy Nature of Dusty Disk Astronomers are known for their precision, but ...

Astronomers heading the search for extraterrestrial intelligence predict their quest might first spark an encounter with ...

NASA’s Nancy Grace Roman Telescope receives its Optical Assembly, progressing towards its 2027 launch for cosmic exploration.