solar system

Sun shoots out biggest solar flare in almost 2 decades

Science
Dr. Sarah Adams

US News By Associated Press Published May 15, 2024, 9:23 a.m. ET CAPE CANAVERAL, Fla. — The sun produced its biggest flare ...

‘God of Destruction’ asteroid Apophis will come to Earth in 2029 — and it could meet some tiny spacecraft

Science
Dr. Sarah Adams

In just under half a decade, a 1,000-foot-wide (305-meter-wide) asteroid named after the Egyptian god of chaos and destruction, Apophis, will pass ...

NASA’s TESS spacecraft resumes exoplanet hunt after recovering from glitch

Science
Dr. Sarah Adams

NASA’s planet-hunting Transiting Exoplanet Survey Satellite (TESS) is back in action, searching for worlds beyond the solar system’s limits. TESS came out ...

A failed star and an ammonia trail could reveal how some giant exoplanets form

Science
Dr. Sarah Adams

Astronomers now have a way to figure out how gas-giant planets form, thanks to a discovery by the James Webb Space Telescope ...

Citizen scientists find remarkable exoplanet, name it after Harry Potter character

Science
Dr. Sarah Adams

Citizen scientists searching through data collected by NASA’s Transiting Exoplanet Survey Satellite (TESS) have discovered a record-breaking world, and gave it a ...

Scientists say they’ve traced the origins of a potentially hazardous near-Earth asteroid to the far side of the moon

Science
Dr. Sarah Adams

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. An unusual asteroid ...

What would happen if the moon disappeared?

Science
Dr. Sarah Adams

The moon has been bound to Earth for the vast majority of its 4.5 billion-year dance around the sun. Astrophysicists speculate that ...

Ice-penetrating radar will help JUICE and other spacecraft find water beyond Earth

Science
Dr. Sarah Adams

The Jupiter Icy Moons Explorer (JUICE) left Earth a year ago, embarking on a mission to explore Jupiter’s potential ocean moons — ...

Earth’s weird ‘quasi-moon’ Kamo’oalewa is a fragment blasted out of big moon crater

Science
Dr. Sarah Adams

Earth’s “quasi-moon”  was likely blasted away from the actual moon relatively recently in the solar system’s history, a new study suggests. Kamo’oalewa, ...

Unprecedented images reveal jaw-dropping features of Jupiter’s ‘tortured moon’

Science
Dr. Sarah Adams

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Close flybys of ...