activity
20232026
most citedA dynamical measure of the black hole mass in a quasar 11 billion years ago

63 citations · 106 across the 17 of their papers we have counts for

collaborators
Showing 2026Show all

5 papers · 1 filter

astro-ph.GA2026

Improving constraints on the Yukawa correction at the Galactic Center with multiple stellar orbits

GRAVITY+ Collaboration, :, A. Foschi +78

We investigate the presence of a Yukawa-like correction () to Newtonian gravity at the Galactic Center, using a multi-star fitting code, including the newly…

astro-ph.GA2026★ 1 cited

Discovery of a star sensitive to the spin of Sgr A*

K. Abd El Dayem, R. Abuter, N. Aimar +85

Residing in the center of the Milky Way, Sgr A* is the closest massive black hole (MBH). Its vicinity has allowed measuring individual stellar orbits around it. The stars act as te…

astro-ph.EP2026

Using VLTI/GRAVITY+ to determine the identity of a third planet candidate in the PDS 70 system

David Trevascus, Wolfgang Brandner, Olga Balsalobre-Ruza +75

Detections of protoplanets are rare and protoplanetary disk features mischaracterized as planets are common. PDS 70 is one of only two stars known to host multiple confirmed protop…

astro-ph.IM2026

Exploring Exoplanets with Interferometry

Sascha P. Quanz, Bertrand Mennesson, Charles Beichman +27

(Extract from the Executive Summary) Humanity stands at the threshold of answering one of its most profound questions: Does life exist beyond Earth? Ongoing and upcoming space miss…

astro-ph.IM2026

Continuing to Advance European High Contrast Imaging Research and Development towards HWO and LIFE

Gael Chauvin, Oscar Carrion Gonzalez, Iva Laginja +20

The European Research and Development for Space based High Contrast Imaging II Workshop, held at MPIA in May 2025, advanced Europe strategic coordination in support of future exopl…