Aryabhatta Research Institute of Observational Sciences

Recent papers from Aryabhatta Research Institute of Observational Sciences

1. Intranight optical monitoring of eight quasars with superluminal jets and low optical polarization: Probing the mechanism of rapid flux variabilityMonthly Notices of the Royal Astronomical Society · 2026
2. The Emergence of X-Ray Emission Lines during Relativistic Radio-jet Formation in the Changing-look Active Galactic Nucleus 1ES 1927+654The Astrophysical Journal · 2026
3. Spectral Study of the Outburst Decay of the Accreting Millisecond X-Ray Pulsar SRGA J144459.2-604207The Astrophysical Journal · 2026
4. An Extremely Bright Slow-rising Afterglow from an Off-axis Jet in GRB 260310AThe Astrophysical Journal Letters · 2026
5. Hierarchical Hub Formation in Mon R2: Evidence for Cloud-to-core Gas FlowsThe Astrophysical Journal · 2026
6. Feedback-driven Interaction of Expanding Molecular Clouds in the LDN 1204–Sh 2-145–Sh 2-140 ComplexThe Astrophysical Journal · 2026
7. Early Near-IR Echo and the Time-variable Mass-loss History of Type IIn SN 2024kgiThe Astrophysical Journal · 2026
8. CME Kinematics with Optical Flow: Multicoronagraph Insights into Internal Velocity DispersionThe Astrophysical Journal · 2026
9. Probing flare-associated eruptions on AB Doradus via X-ray absorption variationsPhilosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences · 2026
10. Evidence for Interacting Coronal Mass Ejections in a Magnetic-cloud-like Ejecta: Insights from Multipoint Observations and Polytropic AnalysisThe Astrophysical Journal · 2026
11. Discovery of a Compact Hub-Filament System in G286.21+0.17 with JWST and ALMA: Insights into Protocluster Formation and Competitive AccretionMonthly Notices of the Royal Astronomical Society · 2026
12. Propagation of atmospheric gravity waves (AGWs) during super cyclone storm (Amphan) over Kolkata using GPS radiosonde and ERA-5 reanalysis dataClimate Physics and Atmospheric Science Scientific Insights and Societal Challenges · 2026
13. Assessment of Biases in Reanalyses in Representing Monsoon Dynamics Over the Indian SubcontinentJournal of Geophysical Research Atmospheres · 2026
14. Constraints on the Intranight Optical Variability of Intermediate-Mass Black Hole Candidates2026
15. Chemical Profiling, Box–Behnken Optimisation, Antimicrobial Activity, and Molecular Docking Study of Z ‐Ligustilide Rich Essential Oil From Himalayan Angelica glauca Edgew.Chemistry & Biodiversity · 2026
16. Earliest simultaneous multi-color optical observations of GRB 230328B: from 41 seconds to the host-galaxy identificationMonthly Notices of the Royal Astronomical Society · 2026
17. What Do Gravitational-wave Observations Tell Us About Luminous Red Novae?The Astrophysical Journal · 2026
18. Magnetic Criticality across Scales: From Support to Collapse in the L1287 Molecular CloudThe Astronomical Journal · 2026
19. Multiband Optical Photometric Variability of the Blazar OJ 287 from 2015 to 2025The Astrophysical Journal Supplement Series · 2026
20. X-Ray Spectral Properties of Four Classical TeV Blazars Using Simultaneous Observations from NICER and NuSTARThe Astrophysical Journal · 2026