Hitching a ride on the Mars Pathfinder mission, the Sojourner rover arrived on Mars on July 4, 1997. via NASA https://ift.tt/2VCVtXZ

On June 26, 2020, NASA astronauts Bob Behnken and Chris Cassidy conducted the first of two spacewalks to swap batteries and upgrade power systems on the International Space Station. via NASA https://ift.tt/3iisdj1

June 30 is Asteroid Day. via NASA https://ift.tt/2NUDTdX

Spacewalkers Bob Behnken (left) and Chris Cassidy (right) in the Quest Airlock on June 26, 2020, before beginning a spacewalk to replace batteries on one of two power channels on the International Space Station. via NASA https://ift.tt/3ibmiw7

We don’t see the beautiful spiral arms of galaxy NGC 5907 in this Hubble image because we are viewing it edge-on, like looking at the rim of a plate. It is for this reason that NGC 5907 is also known as the Knife Edge galaxy. via NASA https://ift.tt/2BKHZT6

This composite image, made from six frames, shows the International Space Station, with a crew of five onboard, in silhouette as it transits the Sun. via NASA https://ift.tt/3eyd7n3

On June 21, 2020, as the International Space Station orbited over Kazakhstan and into China, an external high-definition camera captures this picture of the solar eclipse shadowing a portion of the Asian continent. via NASA https://ift.tt/2YuRBdx

In this image NGC 7027 resembles a jewel bug, an insect with a brilliantly colorful metallic shell. via NASA https://ift.tt/385kMHn

NASA astronauts (from top) Chris Cassidy and Bob Behnken work on U.S. spacesuits. via NASA https://ift.tt/3fLlHPv

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. via NASA https://ift.tt/2LI5Tz7