lundi 14 février 2022

Elektra - the first quadruple asteroid

 







ESO - European Southern Observatory logo.


Feb 14, 2022

First observation of a quadruple asteroid

Using the Spectro-Polarimetric High-contrast Exoplanet REsearch facility (SPHERE), installed on European Southern Observatory’s Very Large Telescope at Paranal, Chile, astronomers have imaged a third moon orbiting the asteroid 130 Elektra, making it the first quadruple asteroid ever found.

Elektra - the first quadruple asteroid

Credits:
European Southern Observatory (ESO)
First observation of a quadruple asteroid
Detection of a third moon around (130) Elektra with SPHERE/IFS
Anthony Berdeu, Maud Langlois and Frédéric Vachier
Astronomy & Astrophysics, DOI: 10.1051/0004-6361/202142623

European Southern Observatory (ESO): https://www.eso.org/public/

Image, Video, Text, Credits: SciNews/Orbiter.ch Aerospace/Roland Berga.

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