In Person

Lemaitre’s Limits to our Universe for AAS 223

What lies beyond our Universe? What came before the big bang? Answers based on Georges Lemaitre’s 1927 doctoral thesis are provided in a 12-minute talk by Ian Steer for the American Astronomical Society Historical Astronomy Division in Washington, D.C. Jan. 6, 2014.



Lemaitre’s Limits to our Universes

Answers to how and why our Universe works and exists, and how and why life, consciousness, and humanity work and exist, are provided based on Lemaitre’s Limits to our Universe, from Georges Lemaitre’s 1927 doctoral thesis. Answers in one hour, from a talk for the Royal Astronomical Society of Canada Toronto Centre, given October 30, 2013, by Ian Steer.



Hubble’s Law: Who Discovered What and When

Knut Lundmark discovered observational evidence for an expanding Universe in 1924. Georges Lemaitre discovered theoretical evidence for expansion in 1927. Observational proof of expansion however, was discovered by Edwin Hubble in 1929. From a talk for the American Astronomical Society, Historical Astronomy Division, in Long Beach, California, at the AAS 223 meeting, January 8, 2013, by Ian Steer, of the NASA/IPAC Extragalactic Database of galaxy Distances.



Beyond Our Universe

All we can see and all we can say in-a-nutshell about what exists beyond our Universe. From a talk for Doug Miller’s Idea Club in Owen Sound, August 3, 2011, by Ian Steer, of the NASA/IPAC Extragalactic Database of galaxy Distances (NED-D).



Do We Know Enough?

Do we know enough about our universe, our planet, and ourselves to make a positive difference, a game changer in understanding that could change the world for the better? Yes, according to a one hour talk by astrophysicist Ian Steer for the Idea Club, November 5, 2014, hosted by Doug Miller, founder of GlobeScan.