Essays about: "Circumstellar Objects"

Found 2 essays containing the words Circumstellar Objects.

  1. 1. Implementing an Algorithm for Spectrum Extraction of Circumstellar Objects with High-Dispersion Spectroscopy

    University essay from Stockholms universitet/Institutionen för astronomi

    Author : Marcus Karlsson; [2019]
    Keywords : Astronomy; Spectroscopy; Exoplanets; Circumstellar Objects; Direct Imaging;

    Abstract : In this thesis project, we study the field of high-dispersion spectroscopy and methods for extracting the spectrum of circumstellar objects such as exoplanets from the combined signal of a stellar system. One of the only techniques for detecting absorption lines in exoplanetary atmospheres is to directly image a planet and record the reflected light. READ MORE

  3. 2. A Hundred Times Sharper Than Hubble: Stellar imaging with intensity interferometry

    University essay from Lunds universitet/Astronomi - Genomgår omorganisation; Lunds universitet/Institutionen för astronomi och teoretisk fysik - Genomgår omorganisation

    Author : Hannes Jensen; [2010]
    Keywords : Physics and Astronomy;

    Abstract : Imaging of stellar surfaces in visible wavelengths is one of the current frontiers in astronomy. With a few exceptions, stars can not be seen in visible light as anything but point objects with current technology. READ MORE