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astro-ph.SR2026
On the Constancy of Binary Star Fractions in Local Star Clusters
Priya Hasan, Mohammed Saifuddin
We investigate the unresolved binary-star fraction in a complete sample of 376 open clusters located within 1 kpc of the Sun using Gaia DR3 and ASteCA based synthetic colour magnit…
astro-ph.SR2026
The Betelgeuse Enigma: The Betelbuddy Hypothesis
Priya Hasan
In the past six years, Betelgeuse has been in the news and drawn significant public interest. Starting in October 2019, Betelgeuse underwent a striking dimming event, fading from m…
astro-ph.SR2023
Gaps in the Main-Sequence of Star Cluster Hertzsprung Russell Diagrams
Priya Hasan
The presence of gaps or regions of small numbers of stars in the main sequence of the Hertzsprung Russell Diagram (HRD) of star clusters has been reported in literature. This is in…