activity
20012026
most citedDetection of the gravitational redshift in the orbit of the star S2 near the Galactic centre massive black hole

947 citations · 11.8k across the 151 of their papers we have counts for

collaborators

153 papers

astro-ph.EP2026

Direct spectroscopic confirmation of the young embedded proto-planet WISPIT 2c

Chloe Lawlor, Richelle F. van Capelleveen, Guillaume Bourdarot +18

WISPIT 2 is a nearby young star with a multi-ringed disk which was recently confirmed to host a ~4.9 MJup gas giant planet embedded in a large (60 au) gap at a radial separation of…

astro-ph.EP2024

VLTI/GRAVITY Observations of AF Lep b: Preference for Circular Orbits, Cloudy Atmospheres, and a Moderately Enhanced Metallicity

William O. Balmer, Kyle Franson, Antoine Chomez +26

Direct imaging observations are biased towards wide-separation, massive companions that have degenerate formation histories. Although the majority of exoplanets are expected to for…

astro-ph.GA2024★ 48 cited

Improving constraints on the extended mass distribution in the Galactic Center with stellar orbits

The GRAVITY Collaboration, Karim Abd El Dayem, Roberto Abuter +66

Studying the orbital motion of stars around Sagittarius A* in the Galactic Center provides a unique opportunity to probe the gravitational potential near the supermassive black hol…

astro-ph.IM2024

Spectral interferometric wavefront sensing: a solution for petalometry at Subaru/SCExAO

Vincent Deo, Sebastien Vievard, Manon Lallement +12

The petaling effect, induced by pupil fragmentation from the telescope spider, drastically affects the performance of high contrast instruments by inducing core splitting on the PS…

astro-ph.IM2024★ 2 cited

Photonic chip for visible interferometry: laboratory characterization and comparison with the theoretical model

Manon Lallement, Sylvestre Lacour, Elsa Huby +15

Integrated optics are used to achieve astronomical interferometry inside robust and compact materials, improving the instruments stability and sensitivity. In order to perform diff…

astro-ph.IM2024★ 5 cited

Photonic beam-combiner for visible interferometry with SCExAO/FIRST: laboratory characterization and design optimization

Manon Lallement, Elsa Huby, Sylvestre Lacour +15

Integrated optics are used to achieve astronomical interferometry inside robust and compact materials, improving the instrument's stability and sensitivity. In order to perform dif…