New images of Ultima Thule, the small chunk of primordial debris NASA's New Horizons probe zoomed past on New Year's Day, came into much sharper focus Wednesday, revealing a snowman-shaped object made ...

Today, scientists from the Event Horizon Telescope released a picture that will go down in scientific history: the first-ever image of a black hole. But there’s more to science than pretty pictures.

The New Horizons Multicolor Visible Imaging Camera (MVIC) took this image of Jupiter’s volcanic moon Io at 04:30 Universal Time on February 28, 2007, about one hour before New Horizons’ closest ...

Physicists have been confident since the1980s that there is a supermassive black hole at the center of the Milky Way galaxy, similar to those thought to be at the center of most spiral and elliptical ...

This dramatic image of Io was taken by the Long Range Reconnaissance Imager (LORRI) on New Horizons at 11:04 Universal Time on February 28, 2007, just about 5 hours after the spacecraft’s closest ...