Andromeda Star Formation Galactic Center Thick Disk Sagittarius A* Cosmic Phenomena Satellite Galaxies Large Magellanic Cloud Galactic Structure Dark Matter Galactic Structures Galactic Evolution Structure Galactic Collisions Simulation Binary Star Systems Infrared Observations Galactic Collision Binary Stars Central Molecular Zone Gamma Rays Pulsars eROSITA bubbles Extreme Outer Galaxy Visibility Star Observations Star Systems Andromeda Galaxy Gaia Space Telescope Planetary Formation Evolution NGC 2264 Galactic Mergers Halo Stars Star-Forming Regions Black Holes Nebulae Star Populations Gamma Ray Excess Radcliffe Wave Interstellar Medium Interstellar Objects Thick Disk Stars Gaia Mission Galactic Mapping Supernova Remnants Star Behavior Galactic Dynamics Galactic Bulge Spiral Galaxy Euclid Sagittarius C Stellar Streams Extragalactic Origin Center Bulge Clusters Collision and merger with Magellanic Clouds Mapping Nuclear Disk Rotation Curve Center of Milky Way Gaia spacecraft Radcliffe Wave motion Radcliffe Wave properties Radcliffe Wave research Galactic Potential Radcliffe Wave Effect Galaxy Dynamics Gaia Observatory Data Star Streams Ancient Structures Stellar Composition Gaia Telescope Ancient Star Streams Building Blocks Ancient Stars LSST Camera Black Holes in Milky Way BH3 Galaxy Merging Gaia BH3 Orion Constellation Cosmic Distances Navigation Star Evolution Stellar Dynamics Rotation Period Black Hole Research Galactic Halo Star Discovery Local Bubble Star Families G359.13 Planetary Systems Interstellar Clouds Great Rift Vía Láctea Galactic Phenomena Milky Way Core Season Dark Halo
Dual Earth–Gaia observations of a fleeting microlensing event yielded parallax, resolving the long-standing mass–distance ambiguity for free‑floating worlds.
