New measurements from the Juno probe show that the largest planet in the solar system is slightly smaller and flatter than ...

The biggest planet in our Solar System just got a little smaller. Okay, not physically, but our measurements of Jupiter just got more precise, and it turns out there's slightly less of the giant than ...

Between 7 satellite fly-bys and 2 dedicated missions, you'd think our knowledge about Jupiter would be pretty solid, but ...

Gas giants possibly developed slowly in the solar system. They developed cores layer by layer within a disk of ice and dust ...

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 ...

Jupiter, the largest planet in our Solar System, has just gotten a bit smaller, at least according to the latest data. New ...

Gas giants are massive worlds made mostly of hydrogen and helium. They lack solid surfaces, and in our solar system, Jupiter ...

NASA’s Juno spacecraft has forced planetary scientists to reconsider something they thought was settled: how big Jupiter actually is. New measurements show the solar system’s largest planet is ...

Just look for the three bright stars that make up Orion’s belt. Betelgeuse is a bright reddish star to the upper left of the belt. It marks the right armpit of the nocturnal hunter, not exactly in the ...

As children, many of us remember lying on terraces or open fields, trying to count stars. One, two, three and then losing ...

A mysterious object has caused a long-lasting and extreme dimming of a distant star, but is this object a 'failed star' brown dwarf, or an exceptionally massive super-Jupiter exoplanet?

If a gas giant planet is big enough to ignite deuterium fusion, it becomes a brown dwarf instead of a planet. But this definition is incomplete and does not tell us how gas giants form or what ...