Unexpected element found in atmosphere of hot exoplanets

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — Astronomers have spotted an unexpected chemical element high within the atmosphere of two sizzling exoplanets where liquid iron and gems rain down from the skies. The two exoplanets, which orbit separate stars beyond … Read more

Telescopes reveal why Neptune is more blue than Uranus

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — Neptune and Uranus are so similar that scientists sometimes refer to the distant, icy planets as planetary twins. But these ice giants have one big difference: their color. New space and ground-based telescope … Read more

Tau Herculids meteor shower puts on a ‘decent’ display

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — Some lucky night sky watchers caught a glimpse of a brand new meteor shower on Monday night, as Earth passed through the debris trail of a crumbling comet. The meteor shower peaked around … Read more

Tau Herculids meteor shower may light up night sky over North America

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — Earth is expected to pass through the debris trail of a broken comet on Monday night and early Tuesday morning. It could result in a brand new meteor shower. Night sky watchers in … Read more

Total lunar eclipse 2022: Dazzling ‘blood moon’ captured in pictures

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — The moon glowed red on Sunday night and the early hours of Monday, after a total lunar eclipse that saw the sun, Earth and moon form a straight line in the night sky. … Read more

Total lunar eclipse 2022: How to view the ‘blood moon’

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — May’s full moon will have stargazers seeing red. The moon will glow a scarlet color during this year’s first total lunar eclipse on Sunday – a stark contrast to its ordinarily milky white … Read more

Ingenuity helicopter takes photos of debris field on Mars

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — The Ingenuity helicopter has captured a unique bird’s-eye perspective of the gear that helped land the Perseverance rover on Mars. During its one-year anniversary flight on April 19, the little chopper took photos … Read more