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Astronomy and Astrophysics, ISSN 0004-6361, 2011, Volume 534, p. A123
Journal Article
Astrophysical Journal, ISSN 0004-637X, 08/2011, Volume 736, Issue 2, p. 94
We combine ground- and space-based photometry of the Galactic globular cluster 47 Tuc to measure four independent lines of evidence for a helium gradient in... 
globular clusters: individual: NGC 104 (47 Tuc) | CORE | 47-TUCANAE | MAGNITUDE | LUMINOSITY FUNCTION BUMP | TUCANAE | ASTRONOMY & ASTROPHYSICS | ACS SURVEY | GALACTIC GLOBULAR-CLUSTERS | SIMULATIONS | PARAMETERS | PHOTOMETRIC STANDARD STARS | STAR CLUSTERS | FLUIDS | GASES | ELEMENTS | ASTROPHYSICS, COSMOLOGY AND ASTRONOMY | PHOTOMETRY | STARS | RED GIANT STARS | GIANT STARS | NONMETALS | HELIUM | RARE GASES
Journal Article
Nature, ISSN 0028-0836, 09/2007, Volume 449, Issue 7159, pp. 189 - 191
After the initial discoveries fifteen years ago, over 200 extrasolar planets have now been detected. Most of them orbit main-sequence stars similar to our Sun,... 
Extrasolar planets | Stars & galaxies | Astronomy | Red giant stars | Orbitals | Horizontal | Planets | Planet detection | Stars | Orbits
Journal Article
Journal Article
Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 12/2018, Volume 481, Issue 4, pp. 4984 - 4999
Journal Article