Scientific American 30 Apr 2020, 12:00 UTC Proposed cuts could end decades of U.S. leadership in exploring that world
Universe Today 29 Apr 2020, 20:15 UTC The weight of the universe (technically the mass of the universe) is a difficult thing to measure. To do it you need to count not just stars and galaxies, but dark matter, diffuse clouds of dust and even wisps of neutral hydrogen in intergalactic space. Astronomers have tried to weigh the universe for more than a century, and they are still finding ways to be more accurate.
NASA Space Station Blog 29 Apr 2020, 16:53 UTC The three-member Expedition 63 crew aboard the International Space Station focused its attention on spacesuits and cardiac research today. The orbital residents also serviced science hardware and life support gear.
SPACE.com 29 Apr 2020, 13:42 UTC What is the fundamental nature of reality? Is space-time — the four-dimensional fabric of our universe — ultimately smooth at the tiniest of scales, or something else? It seems impossible to measure, but with the power of advanced telescopes peering through billions of light-years of distance, researchers are beginning to look down. Deep down.
Forbes articles by Brian Koberlein 27 Apr 2020, 15:58 UTC When an exoplanet has an atmosphere, the planet can be smaller than it appears. But this also lets astronomers study the atmosphere itself.
SPACE.com 27 Apr 2020, 11:05 UTC The Hubble Space Telescope launched on the 24th of April, 30 years ago. It’s an impressive milestone especially as its expected lifespan was just 10 years. One of the primary reasons for the Hubble telescope’s longevity is that it can be serviced and improved with new observational instruments through Space Shuttle visits.
Astronomy.com News 27 Apr 2020, 10:00 UTC Black holes are most often discussed in terms of their mass, but how much volume do these hefty, invisible objects actually have?