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Space & Earth Science

Phys.org provides the latest news on astronomy and space exploration.
  1. VLA reveals new object near supermassive black hole in famous galaxy

    Pointing the Very Large Array (VLA) at a famous galaxy for the first time in two decades, a team of astronomers got a big surprise, finding that a bright new object had appeared near the galaxy's core. The object, the scientists concluded, is either a very rare type of supernova explosion or, more likely, an outburst from a second supermassive black hole closely orbiting the galaxy's primary, central supermassive black hole.
  2. NASA scientist parlays experience to build ocean worlds instrument

    An instrument originally developed to search for organic molecules on Mars is being repurposed to potentially hunt for life on a handful of moons in the outer solar system that appear to host oceans, geysers and vents of ice volcanoes.
  3. Binary star composed of two brown dwarfs discovered by microlensing

    (Phys.org)—Using gravitational microlensing, astronomers have recently found a binary star composed of two brown dwarfs. The newly discovered system is the third brown-dwarf binary detected with this technique. The finding was presented in a paper published May 16 on the arXiv pre-print server.
  4. 'Victory' for US astronauts on critical spacewalk to replace power box (Update)

    Two US astronauts successfully completed Tuesday what NASA described as a "critical" spacewalk to repair a failed piece of equipment that helps power the International Space Station.

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