Fluctuations and Flares in the Ultraviolet Line Emission of Cool Stars: Implications for Exoplanet Transit Observations
X-Rays in Cepheids: Identifying Low-mass Companions of Intermediate-mass Stars
Instrument
COS, COS/FUV, COS/NUV
Temporal Coverage
2009-12-25T08:38:57Z/2009-12-27T11:11:30Z
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, Guinan et al., 2010, 'Mysteries of the North Star: HST/COS confirmation of real-time evolution and upper atmospheric heating in Polaris', 1.0, European Space Agency, https://doi.org/10.5270/esa-bnrbv7b