Calibrated spectra and models are provided for NGC 5548 from HST/COS observations in the Space Telescope and Optical Reverberation Mapping (STORM) Campaign. The STORM campaign used HST/COS, Swift, Ch
These are ACS and NICMOS images of the star cluster NGC 346 and surrounding H II region N66 in the SMC. The only emission line is H alpha (f658n). All the other images are broad-band. ACS images range
This conceptual illustration depicts the geometric configuration of a star, exoplanet, and observer relevant to modeling polarized light scattering in exoplanet atmospheres. The phase angle (α) shown
