Ships churning through the Atlantic Ocean produced this patchwork of bright, criss-crossing cloud trails off the coast of Portugal and Spain. via NASA http://ift.tt/2rwOAuH

At NASA’s Goddard Space Flight Center, the Parker Solar Probe is lowered into the 40-foot-tall thermal vacuum chamber. The thermal vacuum chamber simulates the harsh conditions that the spacecraft will experience on its journey through space, including near-vacuum conditions and severe hot and cold temperatures. via NASA http://ift.tt/2Dl77LM

This image of Jupiter’s swirling south polar region was captured by NASA’s Juno spacecraft as it neared completion of its tenth close flyby of the gas giant planet. via NASA http://ift.tt/2mM8M68

For the second time in three years, snow has accumulated in the desert near the northern Algerian town of Aïn Séfra. via NASA http://ift.tt/2FLXibp

On January 16, 1978, NASA announces the first astronaut class in nine years, which included the first African Americans. via NASA http://ift.tt/2FHMDPa

Colorful swirling cloud belts dominate Jupiter’s southern hemisphere in this image captured by NASA’s Juno spacecraft. via NASA http://ift.tt/2D6t9pP

A new analysis of about 10,000 normal Sun-like stars in the Milky Way’s galactic bulge reveals that our galaxy’s hub is a dynamic environment. via NASA http://ift.tt/2msTe80

On Jan. 9, 1969, NASA announced the prime crew of the Apollo 11 lunar landing mission. This portrait was taken on Jan. 10, the day after the announcement of the crew assignment. From left to right are lunar module pilot Buzz Aldrin, commander Neil Armstrong; and command module pilot Michael Collins. via NASA http://ift.tt/2D1kpjU

Sunrise as seen from the International Space Station. “A view of the sunrise from the ISS is a perfect start to a new day,” so said @Anton_Astrey, otherwise known as cosmonaut Anton Shkaplerov, a member of the Expedition 54 crew aboard the International Space Station, orbiting 250 miles above the Earth. via NASA http://ift.tt/2qPs28i

Saturn’s rings, made of countless icy particles, form a translucent veil in this view from NASA’s Cassini spacecraft. via NASA http://ift.tt/2D7ntZe