HD 140283: A Star in the Solar Neighborhood that Formed Shortly after the Big Bang
Three Ancient Halo Subgiants: Precise Parallaxes, Compositions, Ages, and Implications for Globular Clusters
Instrument
FGS
Temporal Coverage
2003-08-01T10:40:01Z/2004-05-30T06:31:19Z
Version
1.0
Mission Description
Launched in 1990, the NASA/ESA Hubble Space Telescope remains the premier UV and visible light telescope in orbit. With well over 1.6 million observations from 10 different scientific instruments, the ESA Hubble Science Archive is a treasure trove of astronomical data to be exploited.
European Space Agency, Vandenberg comma Don A., 2005, 'Parallaxes of Extreme Halo Subgiants: Calibrating Globular Cluster Distances and the Ages of the Oldest Stars', 1.0, European Space Agency, https://doi.org/10.57780/esa-r0aewyg