RR-Lyrae-type pulsations from a 0.26-solar-mass star in a binary system

RRATs: New Discoveries, Timing Solutions & Musings

RT-2 Detection of Quasi-Periodic Pulsations in the 2009 July 5 Solar Hard X-ray Flare

Rubidium, zirconium, and lithium production in intermediate-mass asymptotic giant branch stars

Rubidium-rich Asymptotic Giant Branch stars in the Magellanic Clouds

Ruling out Kozai resonance in highly eccentric galactic binary millisecond pulsar PSR J1903+0327

Ruling Out Possible Secondary Stars to Exoplanet Host Stars Using the CHARA Array

Ruling out Stellar Companions and Resolving the Innermost Regions of Transitional Disks with the Keck Interferometer

Ruling out unresolved binaries in five transitional disks VLT/NACO: deep 2.12 and 1.75 μm narrow-band imaging

Runaway and hypervelocity stars. The supernova connection

Runaway stars as progenitors of supernovae and gamma-ray bursts

Rusty old stars: a source of the missing interstellar iron?

RXTE and XMM observations of intermediate polar candidates

RXTE confirmation of the intermediate polar status of IGR J15094-6649

RXTE Observations of Anomalous X-ray Pulsar 1E 1547.0-5408 During and After its 2008 and 2009 Outbursts