Our solar system’s origin story spans billions of years and involves clouds of gas, cosmic collisions, and planetary ...

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 ...

"It's astonishing that even after 4.5 billion years, enough clues remain to let us reconstruct Jupiter's physical state at the dawn of its existence," stated Fred C. Adams, professor of physics and ...

Journey through the solar system and beyond or discover the epic life cycles of stars this month at the Delta College ...

Of the roughly 6,000 exoplanets we’ve discovered, a significant number are in the apparent habitable zones of their stars.

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 orbiting the sun, used to be much bigger and stronger when the solar system was just beginning to ...

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.

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

A pair of researchers in astrophysics claim the data sheds new light on Jupiter’s role in shaping the early solar system and ...