Add Yahoo as a preferred source to see more of our stories on Google. Jupiter is already the biggest planet by far in our solar system, but new research suggests it was somehow once even larger than ...

Jupiter, the largest planet in the solar system, was 2 to 2.5 times bigger in its earlier life, according to new research. Jupiter, the largest planet orbiting the sun, used to be much bigger and ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

When did Jupiter’s Galilean moons first contain the ingredients for life? This is what complementary studies published in The ...

Interstellar visitor comet 3I/Atlas may have bid farewell to Earth, but spacecraft traveling through the solar system kept a ...

From meteor showers to visible nebulas, August is primed to be an action-packed month for stargazers in the United States. And one of the highlights of the month? The impending meet-up of Jupiter and ...

Astronomers have discovered 12 new moons around Jupiter, putting the total count at a record-breaking 92. That's more than any other planet in our solar system. Saturn, the one-time leader, comes in a ...

A planetary conjunction is an astronomical event in which at least two planets – sometimes more – appear to our vantage from Earth to be close together in the sky. Both Venus and Jupiter are making ...

Jupiter is the largest planet in our Solar System and the fifth planet from the Sun. It is a massive gas giant made mostly of hydrogen and helium, the same elements that form stars.

Jupiter, the largest planet orbiting the sun, used to be much bigger and stronger when the solar system was just beginning to take shape, a pair of astronomers say. Two scientists at Caltech and the ...