Why Scientists Are Still Figuring Out the Size and Shape of Jupiter

The planet's radius from pole to center has been revised to 66,842 km, and at the equator to 71,488 km. That makes it about ...
SpaceNews

ALMA Measures Size of Seeds of Planets

Researchers using the Atacama Large Millimeter/submillimeter Array (ALMA) have, for the first time, achieved a precise size measurement of small dust particles around a young star through radio-wave ...
Smithsonian Magazine

Scientists Say That Jupiter—the Solar System’s Largest Planet—Might Be Slightly Smaller Than Previously Thought

Updated measurements from NASA’s Juno spacecraft could help researchers better understand the planet's mysterious interior, ...
El Adelantado de Segovia

Farewell to the Jupiter of textbooks—the Juno probe reveals a smaller, flatter planet—and NASA prepares for changes

Jupiter, the largest planet in the solar system, isn’t exactly the size and shape scientists believed it was. New measurements from the Juno spacecraft show ...
ABC7 San Francisco

Second potentially habitable Earth-size planet found orbiting nearby star

A NASA mission has spotted an Earth-size exoplanet orbiting a small star about 100 light-years away. The planet, named TOI 700 e, is likely rocky and 95% the size of our world. The celestial body is ...
Earth.com

‘Inside-out’ planetary system breaks the rules of planet formation

A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.