The Nancy Grace Roman Space Telescope’s primary mirror, which will collect and focus light from cosmic objects near and far, has been completed. via NASA https://ift.tt/350wOlI

The first solid rocket booster test for Space Launch System (SLS) missions beyond Artemis III seen here during a two-minute hot fire test, Wednesday, September 2, 2020, at the T-97 Northrop Grumman test facility in Promontory, Utah. via NASA https://ift.tt/3hP00j4

NASA’s Mars Pathfinder mission landed on the Red Planet on July 4, 1997. It’s tiny rover, named Sojourner after abolitionist Sojourner Truth, spent 83 days of a planned seven-day mission exploring the Martian terrain. via NASA https://ift.tt/2YXyQiF

Carr passed away on Aug. 26, 2020. “NASA and the nation have lost a pioneer of long duration spaceflight,” said NASA Administrator Jim Bridenstine. Read the statement. via NASA https://ift.tt/2YVhuD1

As the International Space Station orbited more than 200 miles above our home planet, the crew caught this glimpse of the sunrise casting long shadows over a cloudy Philippine Sea. via NASA https://ift.tt/2ELAaOm

This Hubble Space Telescope image depicts a small section of the Cygnus supernova blast wave, the result of the “death” of a star 20 times more massive than our Sun 10,000 to 20,000 years ago. Light from this supernova takes around 2,400 years to reach Earth. via NASA https://ift.tt/3gzjyqd

In this large celestial mosaic taken by NASA’s Spitzer Space Telescope and published in 2019, there’s a lot to see, including multiple clusters of stars born from the same dense clumps of gas and dust. via NASA https://ift.tt/3hysgqd

What does this Fermi Gamma-ray Space Telescope Spirograph have in common with Women’s Equality Day? via NASA https://ift.tt/3aXrtMU

A newly discovered, roughly Earth-sized planet orbiting our nearest neighboring star might be habitable, according to a team of astronomers using the European Southern Observatory’s 3.6-meter telescope at La Silla, Chile. via NASA https://ift.tt/2YuEIiX

In this image, one of the radiation detectors for the Radi-N2 experiment floats in the space station. This device will help researchers explore the radition risk to humans in space. via NASA https://ift.tt/34pcOJb