activity
20242026
collaborators

11 papers

astro-ph.EP2026

TESS's First Bound Microlensing Planet: A Binary Microlensing Event Revealing a Planetary Companion toward the Galactic Plane

Mallory Harris, Diana Dragomir, Etienne Bachelet +2

We report the discovery of Gaia23bra b, the first gravitationally bound microlensing planet detected by the Transiting Exoplanet Survey Satellite (TESS). Initially flagged as a sin…

astro-ph.GA2026

Euclid Quick Data Release (Q2) -- The Euclid Galactic Bulge Survey

J. -P. Beaulieu, E. Bachelet, M. Gilles +173

The Euclid Quick Data Release Q2 provides an unprecedented deep, wide-field, high-angular-resolution view of the inner Galactic bulge through the Euclid Galactic Bulge Survey (EGBS…

astro-ph.EP2026

Historic microlensing events in the euclid Galactic Bulge Survey

V. Bozza, L. Salmeri, P. Rota +47

Microlensing campaigns have a long history of observations covering the Galactic bulge, where thousands of detections have been obtained, including many exoplanetary systems. The E…

astro-ph.SR2026

A Minute-Cadence Deep Bulge Survey: First Data Release of DREAMS

Hongjing Yang, Weicheng Zang, Francisco Valdes +33

The DECam Rogue Earths and Mars Survey (DREAMS), a NOIRLab survey program, has been conducting a three-year survey covering a 5 deg area in the Galactic bulge (roughly spanning…

astro-ph.EP2026

Technique-agnostic exoplanet demography for the Roman era -- I. Testing a demography retrieval framework using simulated Kepler-like transit datasets

Akshay Priyadarshi, Eamonn Kerins, Michael D. Albrow +41

The Nancy Grace Roman Space Telescope (Roman) will unveil for the first time the full architecture of planetary systems across Galactic distances through the discovery of up to 200…

astro-ph.SR2026

Gaia20fnr: A binary-lens microlensing event with full orbital motion revealed by four space telescopes

M. Wicker, Ł. Wyrzykowski, M. Hundertmark +49

The microlensing event Gaia20fnr is a long-duration, non-caustic-crossing binary-lens event at high Galactic latitude. Triggered by a photometric rise detected by the Gaia space mi…