Joint IAS Princeton University Astrophysics Colloquium

Nov
30
1999

Institute for Advanced Study/Princeton University Joint Astrophysics Colloquium

Cosmological Calorimetry: The nature of the intergalactic medium and the photon underproduction crisis
Juna Kollmeier
12:00am|Bloomberg Hall Lecture Hall
The Lyman alpha forest remains one of the most robust predictions of cosmological hydrodynamic simulations. Lyman alpha absorption lines have been used for decades to trace cosmic structures that -- only recently, with the exquisite sensitivity...
Nov
30
1999

Institute for Advanced Study/Princeton University Joint Astrophysics Colloquium

Stellar Forensics with Explosions: Supernovae, Gamma-Ray Bursts, and their Environments
Maryam Modjaz
12:00am|Bloomberg Hall Lecture Hall

Nature's two magnificent explosions, long-duration gamma-ray bursts (GRBs) and stripped-envelope supernovae (SNe), are both products of collapsing massive stars. Yet, over the last 15 years, we have not determined the detailed make-up of the stellar...

Nov
30
1999

Institute for Advanced Study/Princeton University Joint Astrophysics Colloquium

Crash, Boom, Bang: Giant Impacts & the Formation of Planets at Home and Abroad
Hilke Schlichting
12:00am|Bloomberg Hall Lecture Hall

Recent observations by the Kepler space telescope have led to the discovery of more than 4000 exoplanet candidates consisting of many systems with Earth- to Neptune-sized objects that reside well inside the orbit of Mercury, around their respective...