Astronomers using the James Webb Space Telescope have confirmed that Pluto’s ethereal, bluish haze represents "a new kind of ...

Using NASA's Chandra X-ray space telescope, astronomers have discovered that a galaxy cluster is wrapped in an envelope of ...

Computer simulations show that planets could be flung out of the inner solar system, supporting the possible existence of a ...

OF201, the object belongs to the same all-star family as Pluto: dwarf planets. Its diameter, roughly 435 miles (700 km), is ...