An active region rotated into view and sputtered with numerous small flares and towering magnetic field lines that stretched out many times the diameter of Earth. http://www.nasa.gov/sites/default/files/thumbnails/image/sputteringsun.jpg

Astronomers have discovered evidence for thousands of black holes located near the center of our Milky Way galaxy using data from NASA's Chandra X-ray Observatory. http://www.nasa.gov/sites/default/files/thumbnails/image/sgra_swarm_lg.jpg

This image from NASA's Mars Reconnaissance Orbiter shows Hale Crater, a large impact crater. http://www.nasa.gov/sites/default/files/thumbnails/image/pia22465_0.jpg

See a jet stream speeding through Jupiter’s atmosphere in this new view taken by NASA’s Juno spacecraft. http://www.nasa.gov/sites/default/files/thumbnails/image/pia22422.jpg

The Soyuz MS-07 spacecraft is seen as it lands with Expedition 55 crew members Anton Shkaplerov of Roscosmos, Scott Tingle of NASA, and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA) near the town of Zhezkazgan, Kazakhstan on Sunday, June 3, 2018. http://www.nasa.gov/sites/default/files/thumbnails/image/42535970511_bc542c6efc_o.jpg

The Soyuz rocket is rolled out by train to the launch pad, Monday, June 4, 2018, at the Baikonur Cosmodrome in Kazakhstan. http://www.nasa.gov/sites/default/files/thumbnails/image/28680508458_2745f5fa6e_k.jpg

In early Martian summer, at the time NASA's Mars Reconnaissance Orbiter acquired this image, the dunes are almost free of their seasonal ice cover. http://www.nasa.gov/sites/default/files/thumbnails/image/marssnow.jpg

The Soyuz MS-09 rocket is launched with Soyuz Commander Sergey Prokopyev of Roscosmos and astronauts Serena Auñón-Chancellor of NASA and Alexander Gerst of ESA on June 6, 2018. http://www.nasa.gov/sites/default/files/thumbnails/image/40808879360_18c96d62f1_o.jpg

A ripple of bright blue gas threads through this galaxy like a misshapen lake system. http://www.nasa.gov/sites/default/files/thumbnails/image/potw1823a.jpg

Expedition 56 astronauts arrive at the International Space Station. http://www.nasa.gov/sites/default/files/thumbnails/image/nhq201806080012.jpg

Operation IceBridge missions over Alaska reveal some majestic icescapes, like this image of the Wrangell Mountains in eastern Alaska. http://www.nasa.gov/sites/default/files/thumbnails/image/twaharpiesrange_2018_lrg.jpeg

To address the expected noise levels of future aircraft, NASA’s Commercial Supersonic Technology project is already developing technologies focused on reducing the noise produced by an aircraft’s engine exhaust. http://www.nasa.gov/sites/default/files/thumbnails/image/learjet_aapl_model.jpg

Science operations for NASA's Opportunity rover have been temporarily suspended as it waits out a dust storm on Mars. This series of images shows simulated views of a darkening Martian sky blotting out the Sun from NASA's Opportunity rover's point of view,. http://www.nasa.gov/sites/default/files/thumbnails/image/pia22521-16.jpg

When NASA engineers were looking for a place to build a network of large radio antennas in the 1950s, they knew they needed somewhere quiet. http://www.nasa.gov/sites/default/files/thumbnails/image/goldstone_oli_2018124_lrg.jpg

This HiRISE image from NASA's Mars Reconnaissance Orbiter (MRO) captures a new, dated (within about a decade) impact crater that triggered a slope streak. http://www.nasa.gov/sites/default/files/thumbnails/image/pia22513.jpg

The Moon begins to rise behind the ARADS rover during the 2017 season of field tests in Chile’s Atacama Desert. http://www.nasa.gov/sites/default/files/thumbnails/image/arads25_img_0103.jpg

Sand dunes often accumulate in the floors of craters. In this region of Lyot Crater, NASA's Mars Reconnaissance Orbiter (MRO) shows a field of classic barchan dunes on Jan. 24, 2018. http://www.nasa.gov/sites/default/files/thumbnails/image/pia22512.jpg

On June 21, 1975, NASA successfully launched the eighth Orbiting Solar Observatory aboard a Delta rocket from Cape Canaveral, Florida. This satellite was the final in a series of spacecraft specifically designed to look at the Sun in high-energy wavelength bands. http://www.nasa.gov/sites/default/files/thumbnails/image/16501277241_f0d41c0e14_o.jpg

This image captures swirling cloud belts and tumultuous vortices within Jupiter’s northern hemisphere. http://www.nasa.gov/sites/default/files/thumbnails/image/pia22424.jpg

SpaceX’s Crew Dragon is at NASA’s Plum Brook Station in Ohio, to undergo testing in the In-Space Propulsion Facility. The chamber will allow SpaceX and NASA to verify Crew Dragon’s ability to withstand the extreme temperatures and vacuum of space. http://www.nasa.gov/sites/default/files/thumbnails/image/dragon-2-in-tvac.jpg