Astronomy Now 3 Aug 2020, 18:17 UTC As NASA’s Perseverance Mars rover hurtles toward the red planet to search for signs of ancient microbial life in river delta and lakebed deposits, new research indicates many of the valley networks scarring the surface of Mars were caused by water melting under glacial ice, not by free-flowing rivers.
Chandra X-ray Observatory Blog 3 Aug 2020, 14:22 UTC Galaxy clusters are an exceptional class of object – they are the largest structures in the Universe held together by gravity, and contain hundreds or thousands of individual galaxies, unseen dark matter, and a vast amount of hot gas that gives off X-rays.
The Planetary Society Blog 31 Jul 2020, 14:30 UTC NASA’s Hubble Space Telescope recently captured this beautiful new picture of Saturn. Scientists regularly image the outer planets with the telescope to see how their atmospheres change over time. Image credit: NASA et al.
Universe Today 30 Jul 2020, 13:50 UTC Astronomers recently spotted a rare type of supernova explosion that was accompanied by a massive flare of ultraviolet radiation. Untangling the mystery of the UV flash could help unravel the mysterious nature of these supernova explosions, and even help us understand the age of the universe.
AmericaSpace 30 Jul 2020, 13:00 UTC United Launch Alliance (ULA) has successfully sent NASA’s long-awaited Perseverance rover and Ingenuity helicopter on a 203-day trek across the inner Solar System to begin America’s next chapter of Mars exploration. Liftoff of the mighty Atlas V 541 booster—a near-identical version of which totally creamed one of AmericaSpace’s remote cameras when it launched a previous mission in March 2018—took place at 7:50 a.m. EDT Thursday, right on the opening of a two-hour “window”.
Starts With a Bang! 29 Jul 2020, 14:01 UTC There’s a boundary to how far back we can observe everything that exists.
The New York Times 29 Jul 2020, 09:00 UTC A false-color image showing the spot where a rocket-powered descent stage of NASA’s Curiosity mission, also known as the sky crane, fell to the surface after successfully delivering the rover to Mars’s surface, in 2012.