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 ...

Jupiter may have once been more than twice its current size, with a magnetic field 50 times stronger, say scientists who ...

In its earliest days, Jupiter may have been even more colossal than it is now—twice as large, in fact, with a magnetic field ...

Jupiter, the largest planet in the solar system, was 2 to 2.5 times bigger in its earlier life, according to new research. Credit: NASA / JPL-Caltech / SwRI / MSSS / Tanya Oleksuik Jupiter ...

In the wide-field view at the top of the page and ... and cyan filters and reveals Jupiter's rings, which are a million times fainter than the planet, along with two minuscule moons called ...

In an unofficial sense, I would like to dub today (April 10) as "View a Planet Day ... Astro Fi 102 as the top pick in our best beginner's telescope guide. These two "superior" planets ...

Jupiter and Mars are on display during May evenings. It's your last chance to grab a good view of Jupiter before it drops out of sight for midsummer. A gathering of planets in the morning sky ...

Three of Jupiter’s moons – Europa, Ganymede and Callisto – are home to large, underground oceans of liquid water that could support life. This composite image shows, from top to bottom ...

That’s why Jupiter will be so bright and impressive. You don’t need to do anything special to see it. Just glance east an hour or two after sunset. You’ll see Jupiter rising throughout the ...