21
The Search for ExtraTerrestrial Intelligence [E-Book] : Proceedings of the 2nd SETI-INAF Meeting 2019 /
22
Radio and Radar Astronomy Projects for Beginners [E-Book] /
Subject (ZB): ...Observations, Astronomical....

Full text 
23
Ionospheric Multi-Spacecraft Analysis Tools [E-Book] : Approaches for Deriving Ionospheric Parameters /
24
Reviews in Frontiers of Modern Astrophysics [E-Book] : From Space Debris to Cosmology /
25
The Moon [E-Book] : A Translation of Der Mond /
26
Tutorial Guide to X-ray and Gamma-ray Astronomy [E-Book] : Data Reduction and Analysis /
27
Astrophotography is Easy! [E-Book] : Basics for Beginners /
28
Luna Cognita [E-Book] : A Comprehensive Observer's Handbook of the Known Moon /
29
Blackbody Radiometry. Volume 1. Fundamentals [E-Book] /
Subject (ZB): ...Observations, Astronomical....

Full text 
30
5th International Symposium of Space Optical Instruments and Applications [E-Book] : Beijing, China, September 5-7, 2018 /
31
Descriptive Archaeoastronomy and Ancient Indian Chronology [E-Book] /
32
Choosing and Using a New CAT [E-Book] : Getting the Most from Your Schmidt Cassegrain or Any Catadioptric Telescope /
33
Observational and Theoretical Studies on Dwarf-nova Outbursts [E-Book] /
34
The Physical Processes and Observing Techniques of Radio Astronomy [E-Book] : An Introduction /
35
Astronomy of the Inca Empire [E-Book] : Use and Significance of the Sun and the Night Sky /
36
Development of 15 Micron Cutoff Wavelength HgCdTe Detector Arrays for Astronomy [E-Book] /
37
Water Snowline in Protoplanetary Disks [E-Book] /
Subject (ZB): ...Observations, Astronomical....

Full text 
38
Dynamics of the Sun and Stars [E-Book] : Honoring the Life and Work of Michael J. Thompson /
39
Orreries, Clocks, and London Society [E-Book] : The Evolution of Astronomical Instruments and Their Makers /
40
Handbook of Exoplanets [E-Book] /
Subject (ZB): ...Observations, Astronomical....

Full text