With an atmosphere, by mass, of primarily hydrogen (76 per cent) and helium (24 per cent), and by volume of 89 per cent ...

People always want to know what will happen to Earth when the sun eventually swells up as a red giant. For one thing, the ...

Jupiter's auroras, captured in infrared by the Webb telescope, reveal unprecedented dynamic activity. Unlike Earth's auroras, ...

Religious services, concerts and vigils are scheduled to mark the fifth anniversary of George Floyd’s murder by a police ...

Chinese Premier Li Qiang has met with Indonesia’s President Prabowo Subianto to discuss ways to expand trade and investment ...

Jupiter, roughly 562 million miles from Earth today, has nearly 100 moons. But Batygin and his collaborator Fred Adams' research focused on two of the smaller ones, Amalthea and Thebe. Both are inside ...

A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.

Astronomers have calculated that the gas giant Jupiter used to be twice as big as it is now, based on the odd orbits of two ...

NASA’s Juno spacecrafthas once again delivered breathtaking images of Jupiter, capturing the giant planet’s swirling storms ...

Jupiter wasn’t always the planet we know today—it was once twice as big, had a magnetic field 50 times stronger, and its ...

Before Jupiter became the giant planet it is today, it was much larger and had a much stronger magnetic field, according to a ...