GALEX Far-ultraviolet Color Selection of UV-bright High-redshift Quasars
Hubble Space Telescope/Cosmic Origins Spectrograph Observations of the Quasar Q0302-003: Probing the He II Reionization Epoch and QSO Proximity Effects
Mapping Low-Density Intergalactic Gas: A Third Helium LYalpha Forest
Instrument
STIS, STIS/CCD, STIS/FUV-MAMA, STIS/NUV-MAMA
Temporal Coverage
1998-07-02T17:10:13Z/1999-10-02T18:22:42Z
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, Hogan comma Craig, 1999, 'Helium Absorption by Protogalactic Gas', 1.0, European Space Agency, https://doi.org/10.5270/esa-kp6aa9g