The week in pictures: March 17–23, 2012

In the past seven days, scientists released the widest deep view of the sky ever made using infrared light, new research indicated that hypervelocity planets could be speeding through our galaxy, MESSENGER completed its first year in orbit around Mercury, and more.
By | Published: March 23, 2012 | Last updated on May 18, 2023

“The week in pictures” highlights the amazing discoveries and cutting-edge research that resulted in magnificent photos and illustrations in the past week’s News section. Scroll through the photos, comment on your favorites, and click links to learn more about the science behind the pictures. We hope “The week in pictures” will not only highlight all our beautiful universe has to offer but also summarize the important stories of the past seven days in case you missed anything.