Search Results - "Cepheids"

DARK ENERGY’S GROWTH PROBLEM.

Authors: KAMIONKOWSKI, MARC RIESS, ADAM G.

Source: Scientific American. Spring/Summer2026 Special, Vol. 35 Issue 2, p74-81. 8p. 3 Color Photographs, 4 Diagrams.

Subjects: Dark energy, Hubble constant, Cosmic background radiation, Type I supernovae, Cepheids, Physical cosmology

A century of modern cosmology.

Authors: Freedman, Wendy L.¹ (AUTHOR) wfreedman@uchicago.edu

Source: Science. 12/18/2025, Vol. 390 Issue 6779, p1230-1231. 2p.

DES ÉTOILES À LA FOIS DOUBLES ET VARIABLES.

Authors: Beaudoin, Emmanuel (AUTHOR)

Source: Ciel et Espace Hors Série. oct2025, Issue 53, p46-52. 7p. 11 Color Photographs, 4 Black and White Photographs, 4 Diagrams.

Orbital Parameters, Radius and Classification of the Spectroscopic Binary Cepheid TX Del Based on Gaia DR3 Data.

Authors: Rastorguev, A. S. Zabolotskikh, M. V. Samus, N. N. et al.

Source: Astrophysical Bulletin. Jun2025, Vol. 80 Issue 2, p242-253. 12p.

Physically motivated priors in the local distance ladder significantly reduce the Hubble tension.

Authors: Högås, Marcus Mörtsell, Edvard

Source: Monthly Notices of the Royal Astronomical Society. 5/20/2026, Vol. 548 Issue 3, p1-10. 10p.

The Local Distance Network: A community consensus report on the measurement of the Hubble constant at ∼1% precision.

Authors: H0DN Collaboration Casertano, Stefano Anand, Gagandeep et al.

Source: Astronomy & Astrophysics / Astronomie et Astrophysique. 2026, Vol. 708, p1-51. 51p.

Cepheid Metallicity in the Leavitt Law (C–MetaLL) survey: IX. Metallicity dependence of period-Wesenheit relations based on a homogeneous spectroscopic sample.

Authors: Ripepi, V. Trentin, E. Catanzaro, G. et al.

Source: Astronomy & Astrophysics / Astronomie et Astrophysique. 2026, Vol. 708, p1-20. 20p.

Mostly Variable Stars: Mostly Variable Stars: Did a Cepheid Quietly Quit?

Authors: Neilson, Hilding¹ hneilson@mun.ca

Source: Journal of the Royal Astronomical Society of Canada. Jun2026, Vol. 120 Issue 3, p114-115. 2p.

A Hubble Constant Determination Through Quasar Time Delays and Type Ia Supernovae.

Authors: Colaço, Leonardo R.¹ (NURSE)

Source: Universe (2218-1997). Mar2025, Vol. 11 Issue 3, p89. 11p.

A summary of instruments proposed for observing pulsating variables from the Mt. Abu Observatory.

Authors: Mishra, Anwesh Kumar Sarkar, Deekshya Roy Prajapati, Prachi et al.

Source: Journal of Astrophysics & Astronomy. 11/4/2024, Vol. 45 Issue 2, p1-15. 15p.

Subjects: Variable stars, Cepheids, Observatories, Astronomy, Telescopes

Cepheid Metallicity in the Leavitt Law (C- MetaLL) survey: VIII. Spectroscopic detection of rare earth dysprosium, erbium, lutetium, and thorium in classical Cepheids.

Authors: Trentin, E. Catanzaro, G. Ripepi, V. et al.

Source: Astronomy & Astrophysics / Astronomie et Astrophysique. 2026, Vol. 707, p1-15. 15p.

The effect of metallicity on the Leavitt Law using phase-dependent properties of classical Cepheids.

Authors: Bhuyan, Gautam Kanbur, Shashi Deb, Sukanta et al.

Source: Monthly Notices of the Royal Astronomical Society. Feb2026, Vol. 546 Issue 2, p1-20. 20p.

The rotation curve of the Milky Way measured by classical Cepheids from Gaia DR3.

Authors: Feng, Qikang Huang, Yang Zhang, Huawei et al.

Source: Monthly Notices of the Royal Astronomical Society. Feb2026, Vol. 546 Issue 2, p1-10. 10p.

1.8 per cent measurement of H 0 from Cepheids alone.

Authors: Stiskalek, Richard Desmond, Harry Tsaprazi, Eleni et al.

Source: Monthly Notices of the Royal Astronomical Society. Feb2026, Vol. 546 Issue 2, p1-24. 24p.

Near-IR CO and CN in classical Cepheids.

Authors: Call, Scott G Griffith, Thomas Hintz, Eric G et al.

Source: Monthly Notices of the Royal Astronomical Society. Feb2026, Vol. 545 Issue 4, p1-18. 18p.

Cepheid Metallicity in the Leavitt Law (C–MetaLL) survey: VII. High-resolution IGRINS spectroscopy of 23 classical Cepheids: Validating NIR abundances.

Authors: Catanzaro, G. Bhardwaj, A. Ripepi, V. et al.

Source: Astronomy & Astrophysics / Astronomie et Astrophysique. 2026, Vol. 706, p1-11. 11p.

Extending the cosmic distance ladder two orders of magnitude with strongly lensed Cepheids, carbon AGB stars, and RGB stars.

Authors: Diego, J. M. Willner, S. P. Palencia, J. M. et al.

Source: Astronomy & Astrophysics / Astronomie et Astrophysique. 2026, Vol. 706, p1-8. 8p.

Stellar population astrophysics (SPA) with the TNG. The phosphorus abundance on the young side of Milky Way.

Authors: (简明杰), Mingjie Jian (符晓婷), Xiaoting Fu D'Orazi, Valentina et al.

Source: Monthly Notices of the Royal Astronomical Society. Jan2026, Vol. 545 Issue 2, p1-15. 15p.

Distribution of iron, oxygen, and sulfur in the direction of the outer arms of the Galaxy.

Authors: Andrievsky, S. M. Martin, R. P. Korotin, S. A.

Source: Astronomy & Astrophysics / Astronomie et Astrophysique. 2026, Vol. 705, p1-10. 10p.

X-ray properties of RR Lyrae and Cepheid variables from eROSITA.

Authors: Iłkiewicz, Krystian Netzel, Henryka

Source: Astronomy & Astrophysics / Astronomie et Astrophysique. 2026, Vol. 705, p1-7. 7p.