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Space Daily

Space News from SpaceDaily.Com brings the space industry professional daily news from the frontier, with contract, bid, launch and on-orbit satellite news as it happens.

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spacedaily.com > sd-physicist-bhupal-dev-at-washington-university-used-the-debris-from-gw170817-the-2017-neutron-star-merger-to-squeeze-new-limits-on-axion-like-particles-treating-the-hot-post-collision-remnant-as-a-n

Physicist Bhupal Dev at Washington University used the debris from GW170817 — the 2017 neutron star merger — to squeeze new limits on axion-like particles, treating the hot post-collision remnant as a natural forge for dark-matter candidates

5+ day, 7+ hour ago   (302+ words) Physicist Bhupal Dev and colleagues have used the multi-year record of GW170817 — the 2017 neutron star merger seen in both gravitational waves and light — to tighten bounds on axion-like particles, treating the hot post-collision remnant as a natural forge for dark matter…...


spacedaily.com > t-columbia-tether-electricity-3500-volts-1996

In 1996, astronauts paid out 19.7 kilometres of cable from the shuttle Columbia to test electricity generation in orbit — the system reached 3,500 volts before an electrical arc burned through the tether and sent the satellite drifting away from its ship.

5+ day, 11+ hour ago   (673+ words) Columbia’s TSS-1R experiment deployed 19.7 kilometres of tether before electrical arcing caused a break. The lost satellite still left useful data about electricity generation in orbit....