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Scientists sketch aged star system using over a century of observations

 E-Mail IMAGE: U Mon s primary star, an elderly yellow supergiant, has around twice the Sun s mass but has billowed to 100 times the Sun s size. Scientists know less about the companion, the. view more  Credit: Credit: NASA s Goddard Space Flight Center/Chris Smith (USRA/GESTAR) Astronomers have painted their best picture yet of an RV Tauri variable, a rare type of stellar binary where two stars - one approaching the end of its life - orbit within a sprawling disk of dust. Their 130-year dataset spans the widest range of light yet collected for one of these systems, from radio to X-rays.

US universities set to develop lunar power tech for NASA

Representative Image | Pic: Pixabay As NASA aims to land the first woman and next man on the Moon by 2024, the agency is looking to the US universities for lunar-focused research to bring about advancements in onsite resource utilisation and sustainable power solutions. The US space agency on Monday said that it has selected six project proposals under its first-ever Lunar Surface Technology Research (LuSTR) solicitation. Our inaugural LuSTR opportunity targeted two technology areas within NASA s Lunar Surface Innovation Initiative that are essential to the agency s Artemis program, which will land the first woman and next man on the Moon, Walt Engelund, Deputy Associate Administrator for programmes in NASA s Space Technology Mission Directorate (STMD) said in a statement.

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