Using high-resolution spectra obtained with the MIKE spectrograph at the 6.5-m Magellan Clay telescope at the Las Campanas Observatory in Chile, and the UVES spectrograph attached to the 8.2-m VLT ...

Figure 1: VLBI and JVLA maps of the triple supermassive black hole system in J1502+1115. Figure 2: Dual/binary AGN confirmed or discovered with direct imaging. Figure 3: Projected separations of ...

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Every galaxy has a supermassive black hole at its center, much like every egg has a yolk. But sometimes, hens lay eggs with two yolks. In a similar way, astrophysicists like us who study supermassive ...

A binary star system, designated D9, has been discovered orbiting the Milky Way's supermassive black hole (SMBH), providing the first compelling evidence that previously enigmatic G objects are ...

The Babylonians used separate combinations of two symbols to represent every single number from 1 to 59. That sounds pretty confusing, doesn’t it? Our decimal system seems simple by comparison, with ...

Binary arithmetic, the basis of all virtually digital computation today, is usually said to have been invented at the start of the eighteenth century by the German mathematician Gottfried Leibniz. But ...

Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. They find that the former Mangarevans combined base-10 ...

Planets can orbit one star in a binary system (S-type orbit). Planets can orbit both stars in a binary system (P-type orbit). Planets might share an orbit with a smaller star in a binary system ...