NASA's Chandra X-ray Observatory combined data from five separate observations — spanning 2000 to 2025 — into a single timelapse showing Kepler's Supernova Remnant expanding over 25 years. Located ...
NASA’s experimental supersonic jet recently completed its 25th flight, racking up some serious miles in the air before its noise levels are put to the test. The X-59 took off from NASA’s Armstrong ...