THE EXTRAGALACTIC BACKGROUND LIGHT (EBL) IN THE NEAR-INFRARED (NIR) IS THE INTEGRATED LIGHT FROM ALL THE STARS IN THE UNIVERSE. IMPRINTED BY THE HISTORY OF STELLAR EMISSION THE EBL TRACES LIGHT BACK TO THE BIRTH OF THE FIRST STARS DURING THE EPOCH OF REIONIZATION AND PLACES TIGHT CONSTRAINTS ON STAR FORMATION MODELS. CHARACTERIZING THE EBL BY THE ABSOLUTE COUNT OF PHOTONS IS DIFFICULT DUE TO THE PRESENCE OF LOCAL FOREGROUND EMISSION. A SUCCESSFUL NEW TECHNIQUE IS TO MAP THE VARIATIONS FROM THE MEAN INTENSITY ("FLUCTUATIONS") OF THE OBSERVED EMISSION ON DIFFERENT SPATIAL SCALES AND AT VARIOUS WAVELENGTHS. THE FLUCTUATIONS CAN THEN BE DECOMPOSED SPECTRALLY AND SPATIALLY TO PROBE THE UNDERLYING FAINT EBL EMISSION. RECENT WORK FROM SPITZER AND THE FIRST COSMIC INFRARED BACKGROUND EXPERIMENT (CIBER-1) AMONG OTHERS SHOW THAT THE EBL FLUCTUATIONS EXCEED THE CONTRIBUTION FROM KNOWN GALAXY POPULATIONS. BUILT ON THE SUCCESS OF CIBER-1 CIBER-2 AIMS TO IDENTIFY THE SOURCES OF THE EBL FLUCTUATIONS BY TRACING THEIR SPECTRAL SIGNATURES FROM THE OPTICAL TO NIR. THE EXPERIMENT USES A 28.5-CM TELESCOPE CAPABLE OF OBTAINING IMAGES IN SIX WAVEBANDS COVERING 0.5-2.5 MICRONS LAUNCHED FOUR TIMES ON A NASA SOUNDING ROCKET WITH THE FIRST FLIGHT IN 2018. CIBER-2 ALIGNS WITH THE NASA ASTROPHYSICS THEME OF "COSMIC ORIGINS" BY INVESTIGATING THE NATURE OF THE EBL THE KNOWLEDGE OF WHICH WILL INFORM AND VERIFY CURRENT MODELS OF STRUCTURE FORMATION. THE EXPERIMENT WILL ALSO IMPROVE MEASUREMENT TECHNIQUE FOR AN ORBITAL INSTRUMENT IN THE NEXT DECADES. AS A MEMBER OF THE CIBER-2 COLLABORATION I WILL INTEGRATE THE INSTRUMENT ANALYZE FLIGHT DATA AND INTERPRET OBSERVATIONS INTO SCIENCE FINDINGS. I WILL ACQUIRE INVALUABLE EXPERIENCE WORKING ON A SUBORBITAL PROJECT AND ENHANCE MY CRITICAL THINKING SKILL. THE NASA EARTH AND SPACE SCIENCE FELLOWSHIP WILL SUPPORT ME IN ACCOMPLISHING THESE GOALS.
$122,686FY2020National Aeronautics and Space AdministrationNASA
Rochester Institute Of Technology, Rochester NY