Amazing Science
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Amazing Science

Artist’s impression of a binary system consisting of a blue supergiant and a black hole (right). The black hole’s gravity pulls matter away from its binary companion, generating a stream that is deposited on the accretion disk orbiting the black hole. The X-ray emission observed in the binary system M51-ULS-1, located in the galaxy Messier 51, originates from the infall of matter towards a black hole or a neutron star [ESA/Hubble, M. Kornmesser, L. L. Christensen]

M51-ULS-1b, the First Extragalactic Planet

Creatively using archival data from Chandra and XMM-Newton X-ray space telescopes, a group of researchers detected the transit of a planet in a binary system consisting of a blue supergiant and a neutron star (or black hole). All this in M51, the Whirlpool…




Astronomy, Cosmology, Astrobiology, Space Exploration, Science Fiction, Technology

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Michele Diodati

Michele Diodati

Science writer with a lifelong passion for astronomy and comparisons between different scales of magnitude.

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