These delicate yet fast-moving filaments of gas belong to a supernova remnant designated as 1E 0102.2-7219, which resulted from the destruction of a massive star long ago in the Small Magellanic Cloud, 200,000 light years away.
Engineers have completed testing of the James Webb Space Telescope and are preparing the observatory for shipment to Kourou, French Guiana, for launch.
Watch live as the countdown ticks toward the launch of an Atlas 5 rocket Thursday from pad 41 at Cape Canaveral Air Force Station with NASA’s Mars 2020 Perseverance rover. The two-hour launch window opens at 12:50 p.m. BST (1150 GMT).
After years of studies, test-firings and a survey of U.S. industry in preparation for launch of a Mars Sample Return mission in 2026, NASA has settled on a solid-fueled design for a miniature rocket with a first-of-its-kind purpose: Launching a payload from Mars for a trip back to Earth.