Early image of Ultima Thule revealed, providing hints on its shape

Fresh pictures from NASA’s Dawn spacecraft have provided the sharpest glimpse yet of the bright salt deposits discovered inside a crater on Ceres, the largest object in the asteroid belt.

A new generation of spacecraft with unprecedented clarity and speed to observe the weather, improve forecasting and enhance tracking of severe storms across the United States begins with the launch of an Atlas 5 rocket on Saturday.

The liftoff of Europe’s first mission to Jupiter aboard an Ariane 5 rocket was scrubbed Thursday in French Guiana due to a high risk of lightning at the launch site, delaying until Friday the start of the JUICE spacecraft’s voyage of exploration.