Scientists have been wondering for years whether there is a ninth planet in our solar system. Now, a study by Japanese scientists seems to bust that belief. They have found an object orbiting the Sun ...

They often twirl around heavier ones, like our Milky Way, as satellite dancers. The dark matter distribution of a Milky Way ...

Astronomers believe there may be a significantly greater number of satellite galaxies orbiting the Milky Way than previously ...

There could be many more satellite galaxies orbiting the Milky Way than previously thought or observed, according to ...

What methods can astronomers use to identify exoplanets orbiting within a young exoplanetary system’s disc of dust and gas ...

The newfound exoplanet, called Kepler-139f, is a gigantic world roughly twice the mass of Neptune and 35 times the mass of ...

Hubble’s crystal-clear look at NGC 1786—an ancient globular cluster tucked inside the Large Magellanic Cloud—pulls us 160,000 ...

Researchers may have found our galaxy's missing companions, further bolstering science's most widely accepted cosmological ...

Our Milky Way could have many more satellite galaxies than we've detected so far. They're just too faint to be seen.

Shrouded by a swirl of gas and dust, a gas giant, roughly three to ten times the size of Jupiter, was found in a new ...

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