This 8-image mosaic of the Sojourner rover on the surface of Mars was acquired during the late afternoon on Sol 2. Sojourner arrived aboard the Mars Pathfinder on July 4, 1997. http://www.nasa.gov/sites/default/files/thumbnails/image/pia01551.jpg

This was the view as the International Space Station orbited 256 miles above the Pacific Ocean, southeast of the Hawaiian island chain. http://www.nasa.gov/sites/default/files/thumbnails/image/iss060e002083.jpg

On July 2, 2019, skywatchers in the beach city of La Serena, Chile, looked up at 4:38 p.m. local time to see a black circle in the sky. http://www.nasa.gov/sites/default/files/thumbnails/image/eclipse_amo_2019183_lrg.jpg

NASA’s Juno spacecraft captured this view of an area within a Jovian jet stream showing a vortex that has an intensely dark center. http://www.nasa.gov/sites/default/files/thumbnails/image/pia22948b_0.jpg

Leafy greens are growing in space! http://www.nasa.gov/sites/default/files/thumbnails/image/iss060e004259.jpg

In July 1964, the first Saturn V S-IVB, or third stage test hardware, was delivered to NASA’s Marshall Space Flight Center http://www.nasa.gov/sites/default/files/thumbnails/image/6757813orig.jpg

The galaxy NGC 1156 resembles a delicate cherry blossom tree flowering in springtime in this Hubble image. The many bright

Artist Russ Arasmith's vision of Apollo was a potent vision of the program that shows in the works he created. http://www.nasa.gov/sites/default/files/thumbnails/image/apollo_artwork.jpg

At 8:32 a.m. EST, July 16, 1969, Apollo 11 launched from Florida on a mission to the Moon. http://www.nasa.gov/sites/default/files/thumbnails/image/liftoff_0.jpg

Then and Now: Apollo 11 astronaut Michael Collins talks to Apollo 11 and Artemis 1 Launch Teams in Firing Room 1 at Kennedy Space Center. http://www.nasa.gov/sites/default/files/thumbnails/image/michael_collins_in_lcc.jpg

In this black and white infrared image, the Soyuz rocket is seen as it transported to the launch pad by train, Thursday, July 18, 2019 at the Baikonur Cosmodrome in Kazakhstan. http://www.nasa.gov/sites/default/files/thumbnails/image/nhq201907180038.jpg

This photographic illustration compares the size of Apollo 11 Landing Site 2 with that of the metropolitan New York City area. http://www.nasa.gov/sites/default/files/thumbnails/image/s69-38669.jpg

This image shows the Command Service Module orbiting the Moon as Neil Armstrong and Buzz Aldrin explored the lunar surface. http://www.nasa.gov/sites/default/files/thumbnails/image/0901733_0.jpg

Christopher C. Kraft, Jr., who died July 22, 2019, created the concept of NASA's Mission Control and developed its organization, operational procedures and culture http://www.nasa.gov/sites/default/files/thumbnails/image/christopher-kraft-10people.jpg

The Apollo 11 Command Module is hoisted aboard the USS Hornet, the prime recovery vessel for the historic Apollo 11 lunar landing mission. http://www.nasa.gov/sites/default/files/thumbnails/image/s69_21783.jpg

A drone moves high above downtown Reno, Nevada on the afternoon of June 23, 2019 as part of NASA’s TCL-4 (Technology Capability Level) operation. http://www.nasa.gov/sites/default/files/thumbnails/image/tcl-4_reno-50-iotd.jpg

The sharply angled perspective in this Hubble image of spiral galaxy NGC 3169 makes it seem as if we, the viewers, are craning our necks to see over a barrier into the galaxy's bright center. In the case of NGC 3169, this barrier is the thick dust embedded within the galaxy's spiral arms. http://www.nasa.gov/sites/default/files/thumbnails/image/potw1929a.jpg

For NASA Wallops Flight Facility research pilot Rich Rogers, July 26 brought an end to one of the things in his life that he has greatly enjoyed – flying Navy and NASA aircraft. http://www.nasa.gov/sites/default/files/thumbnails/image/img9215.jpg

The Mediterranean coasts of Tunisia and Libya and the Italian island of Sicily across the sea are pictured as the International Space Station orbited 260 miles above north Africa. http://www.nasa.gov/sites/default/files/thumbnails/image/iss060e014848.jpg

This week in 1971, Apollo 15 became the first mission to use the Lunar Roving Vehicle. http://www.nasa.gov/sites/default/files/thumbnails/image/as15-88-11901orig.jpg