Timeline of our Universe Curious Human Telescope ...
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TODAY OUR SAMPLE FIRST GALAXIES FIRST STARS BIG BANG Timeline of our Universe 13.8 Billion Years 6 BYr 1 BYr 400 MYr Time = 0 Telescope Supercomputer Models Curious Human • How galaxies form and evolve? • What is their chemical composition? (Carbon, Oxygen required for life!) • Why and how they suddenly stop forming stars? • How their age, mass, star-formation rate, gas + dust content relate to their environment and nuclear activity? • Connecting the known to the UNKNOWN !! Recovering PAST (t=0 to t=6 BYr) activities from the spectrum (DEAD GALAXIES) (ALIVE GALAXIES)
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TODAY
OUR SAMPLE
FIRST GALAXIES
FIRST STARS
BIG BANG
Timeline of our Universe
13.8 Billion Years
6 BYr
1 BYr
400 MYr
Time = 0
Telescope Supercomputer ModelsCurious Human
• How galaxies form and evolve?• What is their chemical composition?
(Carbon, Oxygen required for life!)• Why and how they suddenly stop forming stars? • How their age, mass, star-formation rate, gas + dust content
relate to their environment and nuclear activity? • Connecting the known to the UNKNOWN !!
Recovering PAST (t=0 to t=6 BYr) activities from the spectrum
(DEADGALAXIES)
(ALIVEGALAXIES)